Internal Medicine

Supporting the health of adult, senior, and geriatric patients

District Medical Group (DMG) internal medicine providers are specially trained to support primary care for adults and geriatric patients. DMG’s internal medicine team also includes physicians across more than 10 medical specialties to provide comprehensive care to patients of all ages.

Internal Medicine Primary Care

DMG internists support adult patients at Valleywise Health clinics across the Valley. Our goal is to help you achieve the quality of life you desire by partnering with you for preventive care as well as chronic or complex condition management. Our internal medicine physicians and nurse practitioners treat and/or offer the following:

Acute and chronic conditions
Aortic artery screening
Asthma
BladderScan^® with FloPoint^® screening
Cardiac issues, with on-site electrocardiograms (EKG)
Cardiovascular health
Cholesterol
Chronic pain
Diabetes
Ears, nose and throat
Gastrointestinal and digestive disease
Gynecological exams and issues
Hypertension and/or high blood pressure
Infections
Immunizations
Kidney disease
Minor surgery
Nutritional counseling and weight loss
Pain management
Pregnancy testing
Preventive medicine
Sleep disorders
Urology disease management

Education Programs

As part of the Creighton University Arizona Health Education Alliance and in partnership with Valleywise Health, DMG’s Department of Internal Medicine offers a residency program. For more information:

Internal Medicine Residency

In addition, DMG offers an undergraduate internal medicine student rotation:

Internal Medicine rotation

For more information on DMG’s commitment to educating Arizona’s future healthcare professionals, click here.

Internal Medicine Specialties

DMG includes internal medicine specialists across more than 10 specialties, including:

All locations accept most medical insurance plans, including AHCCCS and Medicare.

Location(s)

Meet Our Internal Medicine Primary Care and Medical Specialist Providers

Physician Leadership

Shaghayegh (Shushu) Abdollahi, MD

Shaghayegh (Shushu) Abdollahi, MD

Medical Director, Valleywise Community Health Center- South Phoenix/Laveen
Associate Program Director, Internal Medicine Residency, Creighton University Arizona Health Education Alliance, Phoenix
Clinical Assistant Professor, Internal Medicine, University of Arizona College of Medicine, Phoenix

Medical Specialty: Internal Medicine
Pediatrics

Medical School: University of Brescia School of Medicine, Italy

Certification: American Board of Internal Medicine
American Board of Pediatrics

Sunitha Bandlamuri, MD

Sunitha Bandlamuri, MD

Medical Director, Valleywise Community Health Center - Mesa

Medical Specialty: Internal Medicine

Medical School: Madras University Stanley Medical College, India

Certification: American Board of Internal Medicine

Anthony Dunnigan, MD, MBI, FAMIA

Chief Medical Information Officer/Vice President, Valleywise Health
Assistant Professor, Biomedical Informatics, University of Arizona College of Medicine, Phoenix
Assistant Professor, Internal Medicine, Creighton University School of Medicine, Phoenix, AZ

Medical Specialty: Internal Medicine

Medical School: Uniformed Services University School of Medicine, Bethesda, MD

Certification: American Board of Internal Medicine
American Board of Preventive Medicine

Shannon Skinner, MD, FACP, FAAP

Shannon Skinner, MD, FACP, FAAP

Director, Internal Medicine/Pediatrics Residency, Creighton University Arizona Health Education Alliance, Phoenix

Medical Specialty: Internal Medicine

Medical School: Texas Tech University Health Sciences Center School of Medicine, Lubbock

Certification: American Board of Internal Medicine

David Wisinger, MD, FACP

David Wisinger, MD

Chair of Medicine, Valleywise Health
Department Chair, Internal Medicine
Assistant Dean, Faculty Affairs, Creighton University Arizona Health Education Alliance, Phoenix

Medical Specialty: Hospital Medicine
Internal Medicine

Medical School: University of South Florida Morsani College of Medicine, Tampa

Certification: American Board of Internal Medicine

Sandra Yuh, MD

Sandra Yuh, MD

Medical Director, Valleywise Comprehensive Health Center- Phoenix

Medical Specialty: Internal Medicine

Medical School: Columbia University College of Physicians and Surgeons, New York City, NY

Certification: American Board of Internal Medicine

Internal Medicine and Geriatric Medicine

Internal Medicine and Geriatric Medicine Physicians

Shaghayegh (Shushu) Abdollahi, MD

Shaghayegh (Shushu) Abdollahi, MD

Medical Director, Valleywise Community Health Center- South Phoenix/Laveen
Associate Program Director, Internal Medicine Residency, Creighton University Arizona Health Education Alliance, Phoenix
Clinical Assistant Professor, Internal Medicine, University of Arizona College of Medicine, Phoenix

Medical Specialty: Internal Medicine
Pediatrics

Medical School: University of Brescia School of Medicine, Italy

Certification: American Board of Internal Medicine
American Board of Pediatrics

Meily Arevalo Acosta, MD

Meily Arevalo Acosta, MD

Assistant Professor, Internal Medicine, Creighton University School of Medicine, Phoenix, AZ

Medical Specialty: Internal Medicine

Medical School: University of El Salvador Faculty of Medicine, San Salvador

Certification: American Board of Internal Medicine

Sunitha Bandlamuri, MD

Sunitha Bandlamuri, MD

Medical Director, Valleywise Community Health Center - Mesa

Medical Specialty: Internal Medicine

Medical School: Madras University Stanley Medical College, India

Certification: American Board of Internal Medicine

Stephanie Berkshire, DO

Stephanie Berkshire, DO

Hospitalist
Internist

Medical Specialty: Hospital Medicine
Internal Medicine

Medical School: Western University of Health Sciences College of Osteopathic Medicine of the Pacific, Pomona, CA

Certification: American Board of Internal Medicine

Ricky Chang, MD

Ricky Chang, MD

Internist

Medical Specialty: Internal Medicine

Medical School: St. George's University School of Medicine, Grenada, West Indies

Certification: American Board of Internal Medicine

Anthony Dunnigan, MD, MBI, FAMIA

Chief Medical Information Officer/Vice President, Valleywise Health
Assistant Professor, Biomedical Informatics, University of Arizona College of Medicine, Phoenix
Assistant Professor, Internal Medicine, Creighton University School of Medicine, Phoenix, AZ

Medical Specialty: Internal Medicine

Medical School: Uniformed Services University School of Medicine, Bethesda, MD

Certification: American Board of Internal Medicine
American Board of Preventive Medicine

Marli Gabriel

Marli Gabriel, DO

Internist

Medical Specialty: Internal Medicine

Medical School: Ohio University College of Osteopathic Medicine, Athens

Certification: Board eligible, American Board of Internal Medicine

Waddah Hajja, MD

Waddah Hajja, MD

Hospitalist
Internist

Medical Specialty: Hospital Medicine
Internal Medicine

Medical School: Ross University School of Medicine, Portsmouth, Dominica

Certification: American Board of Internal Medicine

Ricardo Herrera, MD

Ricardo Herrera, MD

Internist

Medical Specialty: Internal Medicine

Medical School: Universidad Autonoma de Guadalajara School of Medicine, Mexico

Certification: American Board of Internal Medicine

Mohammad Khatib, MD

Mohammad Khatib, MD

Internist

Medical Specialty: Internal Medicine

Medical School: Al-Baath University Faculty of Medicine, Syria

Certification: American Board of Internal Medicine

Huixu (Judy) Liang, MD

Internist

Medical Specialty: Geriatric Medicine
Internal Medicine

Medical School: Tianjin Medical University, China

Certification: American Board of Internal Medicine

Mark MacElwee, MD, FACP, FAAP

Mark MacElwee, MD, FAAP, FACP

Assistant Professor, Internal Medicine, Creighton University School of Medicine, Phoenix, AZ

Medical Specialty: Internal Medicine
Pediatrics

Medical School: St. George's University School of Medicine, Grenada, West Indies

Certification: American Board Internal Medicine
American Board of Pediatrics

Anil Nanda, MD

Anil Nanda, MD

Hospitalist
Internist

Medical Specialty: Geriatric Medicine
Hospital Medicine
Internal Medicine

Medical School: University of Arizona College of Medicine, Tucson

Certification: Geriatric Medicine and Internal Medicine, American Board of Internal Medicine

Douglas Nelson, MD

Douglas Nelson, MD

Internist

Medical Specialty: Internal Medicine

Medical School: University of Arizona College of Medicine, Tucson

Certification: American Board of Internal Medicine

Tarreq Noori, MD

Tarreq Noori, MD

Internist

Medical Specialty: Internal Medicine

Medical School: Ross University School of Medicine, Portsmouth, Dominica

Certification: American Board of Internal Medicine

Sumediah Nzuonkwelle, MD

Sumediah Nzuonkwelle, MD

Internist

Medical Specialty: Internal Medicine

Medical School: International American University College of Medicine, St. Lucia

Certification: American Board of Internal Medicine

Frances Palermo-Alvarado, MD

Frances Palermo-Alvarado, MD

Internist

Medical Specialty: Internal Medicine

Medical School: Universidad Automoma De Guadalajara School of Medicine, Mexico

Certification: American Board of Internal Medicine

Tamilselvi Periasamy, MD

Tamilselvi Periasamy, MD

Internist

Medical Specialty: Geriatric Medicine
Internal Medicine

Medical School: Madurai Medical College, India

Certification: American Board of Internal Medicine

Rex Ragsdale, MD

Rex Ragsdale, MD

Family Medicine Physician

Medical Specialty: Family Practice
Geriatric Medicine

Medical School: St. Louis University School of Medicine, MO

Certification: Family Medicine and Geriatric Medicine, American Board of Family Medicine

Sahibjeet Singh, MD

Sahibjeet Singh, MD

Internist

Medical Specialty: Internal Medicine

Medical School: Sharda University School of Medical Sciences and Research, India

Certification: Board eligible, American Board of Internal Medicine

Shannon Skinner, MD, FACP, FAAP

Shannon Skinner, MD, FACP, FAAP

Director, Internal Medicine/Pediatrics Residency, Creighton University Arizona Health Education Alliance, Phoenix

Medical Specialty: Internal Medicine

Medical School: Texas Tech University Health Sciences Center School of Medicine, Lubbock

Certification: American Board of Internal Medicine

Dale Stern, MD

Dale Stern, MD

Assistant Professor, Internal Medicine, Creighton University School of Medicine, Phoenix, AZ

Medical Specialty: Hospital Medicine
Internal Medicine

Medical School: Medical University of the Americas, Charlestown, Nevis

Certification: American Board of Internal Medicine

Bruce Takahashi, DO

Bruce Takahashi, DO

Hospitalist

Medical Specialty: Hospital Medicine
Internal Medicine

Medical School: Des Moines University College of Osteopathic Medicine, IA

Certification: American Board of Internal Medicine

Roselyne Vutien, MD

Roselyne Vutien, MD

Internist

Medical Specialty: Internal Medicine

Medical School: University of Texas Southwestern Medical School, Dallas

Certification: American Board of Internal Medicine

Kama White, MD

Kama White, MD

Internist

Medical Specialty: Internal Medicine

Medical School: University of Washington School of Medicine, Seattle

Certification: American Board of Internal Medicine

David Wisinger, MD, FACP

David Wisinger, MD

Chair of Medicine, Valleywise Health
Department Chair, Internal Medicine
Assistant Dean, Faculty Affairs, Creighton University Arizona Health Education Alliance, Phoenix

Medical Specialty: Hospital Medicine
Internal Medicine

Medical School: University of South Florida Morsani College of Medicine, Tampa

Certification: American Board of Internal Medicine

Tina Younger, MD

Tina Younger, MD

Clerkship Director, Creighton University Arizona Health Education Alliance, Phoenix

Medical Specialty: Internal Medicine
Pediatrics

Medical School: University of Arizona College of Medicine, Tucson

Certification: American Board of Internal Medicine
American Board of Pediatrics

Sandra Yuh, MD

Sandra Yuh, MD

Medical Director, Valleywise Comprehensive Health Center- Phoenix

Medical Specialty: Internal Medicine

Medical School: Columbia University College of Physicians and Surgeons, New York City, NY

Certification: American Board of Internal Medicine

Internal Medicine and Geriatric Medicine Advanced Practitioners

Brian Arey, ANP-C

Brian Arey, ANP-BC

Adult Care Nurse Practitioner

Medical Specialty: Adult Primary Care

Education: Master of Science, Nursing- Adult Care Nurse Practitioner, Yale University, New Haven, CT

Certification: American Nurses Credentialing Center

James (Terry) Ballentine, ANP-C

James (Terry) Ballentine, ANP-BC

Adult Nurse Practitioner

Medical Specialty: Adult Primary Care

Education: Master of Science, Nursing- Adult Nurse Practitioner, Arizona State University, Tempe

Certification: American Nurses Credentialing Center

Joanne Bracewell, FNP-C, GS-C

Joanne Bracewell, FNP-C, GS-C

Gerontological Nurse Practitioner

Medical Specialty: Adult Primary Care
Geriatric Care

Education: Master of Science, Nursing- Family Practice, Barry University, Miami Shores, FL

Certification: American Academy of Nurse Practitioners
Gerontological Advanced Practice Nurses Association

Jessica Enyeart, AGNP-C, DNP

Jessica Enyeart, AGNP-C, DNP

Adult-Gerontology Nurse Practitioner

Medical Specialty: Adult Primary Care
Geriatric Care

Education: Doctorate of Nursing Practice, Adult-Gerontology Nurse Practitioner, Arizona State University, Phoenix, AZ

Certification: American Academy of Nurse Practitioners

Lorna Hill, AGACNP-C

Lorna Hill, AGACNP-C

Adult-Gerontology Acute Care Nurse Practitioner

Medical Specialty: Geriatric Medicine
Internal Medicine

Education: Master of Science, Nursing- Adult-Gerontology Acute Care Nurse Practitioner, Grand Canyon University, Phoenix, AZ

Certification: American Academy of Nurse Practitioners

Veliria Jackson, FNP-C

Veliria Jackson, FNP-C

Family Nurse Practitioner

Medical Specialty: Geriatric Medicine
Internal Medicine

Education: Master of Science, Nursing- Family Nurse Practitioner, Grand Canyon University, Phoenix, AZ

Certification: American Academy of Nurse Practitioners

Stacey Klein, ACNP-C

Stacey Klein, ACNP-BC

Adult Acute Care Nurse Practitioner

Medical Specialty: Adult Acute Care

Education: Master of Science, Nursing- Acute Care Nurse Practitioner, Creighton University, Omaha, NE

Certification: American Nurses Credentialing Center

Darna Long, AGNP-C

Adult-Gerontology Nurse Practitioner

Medical Specialty: Adult Primary Care
Geriatric Care

Education: Master of Science, Nursing- Adult-Gerontology Nurse Practitioner, Arizona State University, Tempe

Certification: American Academy of Nurse Practitioners

Wendy Stoczanskyj

Wendy Stoczanskyj, FNP-C

Family Nurse Practitioner

Medical Specialty: Adult Primary Care
Geriatric Care

Education: Master of Science, Nursing- Family Nurse Practitioner, Chamberlain University, Chicago, IL

Certification: American Academy of Nurse Practitioners

Katie Wenzel, PA

Katie Wenzel, PA-C

Physician Assistant

Medical Specialty: Adult Primary Care

Education: Master of Science, Physician Assistant Studies, Rutgers University, Newark, NJ

Certification: National Commission on Certification of Physician Assistants

Janet Wildemuth, PA-C

Janet Wildemuth, PA-C

Physician Assistant

Medical Specialty: Adult Primary Care

Education: Master of Science, Physician Assistant Studies, AT Still University, Mesa, AZ

Certification: National Commission on Certification of Physician Assistants

Larissa Wiley, PA-C

Larissa Wiley, PA-C

Physician Assistant

Medical Specialty: Adult Primary Care
Family Practice

Education: Master of Science, Physician Assistant Studies, AT Still University, Mesa, AZ

Certification: National Commission on Certification of Physician Assistants

Cardiology

Cardiology Physicians

Pankaj Jain, MD

Pankaj Jain, MD

Pediatric Cardiologist

Medical Specialty: Pediatric Cardiovascular Disease

Medical School: BJ Medical College, Pune, India

Certification: Pediatric Cardiology, American Board of Pediatrics

Azar Mehdizadeh, MD

Azar Mehdizadeh, MD

Assistant Professor, Cardiology, Creighton University School of Medicine, Phoenix, AZ

Medical Specialty: Adult Cardiology
Advanced Echocardiography
Cardiovascular Disease

Medical School: University of Ottawa Faculty of Medicine, Ontario, Canada

Certification: Cardiovascular Disease, American Board of Internal Medicine

Daniel Miga, MD

Daniel Miga, MD

Pediatric Cardiologist

Medical Specialty: Pediatric Cardiovascular Disease
Pediatric Interventional Cardiology

Medical School: State University of New York Buffalo Medical School

Certification: Adult Congenital Heart Disease, American Board of Internal Medicine
Pediatric Cardiology, American Board of Pediatrics

Casondra Moore, DO

Casondra Moore, DO

Cardiologist

Medical Specialty: Cardiovascular Disease
Echocardiography

Medical School: Michigan State University College of Osteopathic Medicine, East Lansing

Certification: Cardiology and Internal Medicine, American Osteopathic Board of Internal Medicine
Certification Board of Nuclear Cardiology
National Board of Echocardiography

Edward Rhee, MD

Edward Rhee, MD

Pediatric Cardiologist
Pediatric Electrophysiologist

Medical Specialty: Pediatric Cardiovascular Disease
Pediatric Electrophysiology

Medical School: University of Pittsburgh School of Medicine, PA

Certification: Pediatric Cardiology and Pediatrics, American Board of Pediatrics

Raina Roy, MD

Raina Roy, MD

Assistant Professor, Cardiology, Creighton University School of Medicine, Phoenix, AZ
Clinical Assistant Professor, Internal Medicine, College of Medicine, University of Arizona, Phoenix

Medical Specialty: Cardiovascular Disease
Echocardiography
Nuclear Cardiology

Medical School: Rosalind Franklin University of Medicine and Science Chicago Medical School, IL

Certification: Cardiovascular Disease and Internal Medicine, American Board of Internal Medicine
Certification Board of Nuclear Cardiology
National Board of Echocardiography

Mehrdad Saririan, MD, CM, FRCPC, FACC, FSCAI

Mehrdad Saririan, MD, FACC, FSCAI

Chief, Cardiology

Medical Specialty: Cardiovascular Disease
Interventional Cardiology

Medical School: McGill University Faculty of Medicine, Montreal, Quebec, Canada

Certification: Cardiovascular Disease, Internal Medicine, and Interventional Cardiology, American Board of Internal Medicine

Michael White

Michael White, MD

Chief Clinical Officer, Valleywise Health

Medical Specialty: Cardiovascular Disease
Interventional Cardiology

Medical School: Creighton University School of Medicine, Omaha, NE

Beeletsega Yeneneh, MD

Beeletsega Yeneneh, MD

Assistant Professor, Cardiovascular Diseases, Creighton University Arizona Health Education Alliance, Phoenix

Medical Specialty: Cardiovascular Disease
Echocardiography
Nuclear Cardiology

Medical School: Jimma University College of Public Health and Medical Sciences, Ethiopia

Certification: Cardiovascular Disease, American Board of Internal Medicine
Certification Board of Nuclear Cardiology
National Board of Echocardiography

Rahel Zubairi, MD

Rahel Zubairi, MD

Pediatric Cardiologist

Medical Specialty: Pediatric Cardiovascular Disease
Pediatric Electrophysiology

Medical School: Thomas Jefferson University Sidney Kimmel Medical College, Philadelphia, PA

Certification: American Board of Internal Medicine
Pediatric Cardiology, American Board of Pediatrics

Cardiology Advanced Practitioners

Katherine M. Handley, PA

Katherine Handley, PA-C

Physician Assistant

Medical Specialty: Cardiovascular Disease

Education: Master of Science, Physician Assistant Studies, AT Still University, Mesa, AZ

Certification: National Commission on Certification of Physician Assistants

Dermatology

Endocrinology

Mahmoud-Kabbani-MD

Mahmoud Kabbani, MD

Pediatric Endocrinologist

Medical Specialty: Pediatric Diabetes
Pediatric Endocrinology

Medical School: University of Aleppo Faculty of Medicine, Syria

Chirag Kapadia, MD

Chirag R. Kapadia, MD

Clinical Assistant Professor, Pediatric Endocrinology, University of Arizona College of Medicine, Phoenix

Medical Specialty: Pediatric Endocrinology, Diabetes and Metabolism

Medical School: New York University Grossman School of Medicine, New York City

Certification: Pediatric Endocrinology, American Board of Pediatrics

Payal Patel, MD

Payal Patel, MD

Pediatric Endocrinologist

Medical Specialty: Pediatric Endocrinology, Diabetes and Metabolism

Medical School: Rosalind Franklin University of Medicine and Science Chicago Medical School, IL

Certification: Pediatric Endocrinology, and Pediatrics, American Board of Pediatrics

Marina Rudin, MD

Marina Rudin, MD

Section Chief, Endocrinology
Assistant Professor, Endocrinology, Creighton University School of Medicine, Phoenix, AZ

Medical Specialty: Endocrinology
Diabetes and Metabolism

Medical School: Texas Tech University Health Sciences Center School of Medicine, Lubbock

Certification: Endocrinology, Diabetes and Metabolism, American Board of Internal Medicine

Gastroenterology

Gastroenterology Physicians

Keng-Yu Chuang, MD

Keng-Yu Chuang, MD

Division Chief, Gastroenterology

Medical Specialty: Gastroenterology
Pediatric Gastroenterology

Medical School: University of Medicine and Dentistry of New Jersey, Newark

Certification: Gastroenterology, American Board of Internal Medicine

Krishnapriya Prathapan, MD

Krishnapriya Prathapan, MD

Pediatric Gastroenterologist

Medical Specialty: Pediatric Gastroenterology

Medical School: Kerala University of Health Sciences, India

Certification: Pediatric Gastroenterology and Pediatrics, American Board of Pediatrics

Indu Srinivasan, MD

Indu Srinivasan, MD

Gastroenterologist

Medical Specialty: Advanced Endoscopy
Gastroenterology

Medical School: Kasturba Medical College, Manipal, India

Certification: Gastroenterology and Internal Medicine, American Board of Internal Medicine

Neil Vyas, MD

Gastroenterologist

Medical Specialty: Gastroenterology

Medical School: Ross University School of Medicine, Miramar, FL

Certification: Internal Medicine and Gastroenterology, American Board of Internal Medicine

Sheetal Wadera, MD

Sheetal Wadera, MD

Pediatric Gastroenterologist

Medical Specialty: Pediatric Gastroenterology

Medical School: Texas A&M College of Medicine, Bryan

Certification: Pediatric Gastroenterology and Pediatrics, American Board of Pediatrics

Danlu Wang, DO

Danlu Wang, DO

Gastroenterologist

Medical Specialty: Gastroenterology

Medical School: Nova Southeastern University Dr. Kiran C. Patel College of Osteopathic Medicine, Ft. Lauderdale, FL

Certification: Internal Medicine and Gastroenterology, American Board of Internal Medicine

Andrew Weinberg, DO

Andrew Weinberg, DO

Gastroenterologist

Medical Specialty: Gastroenterology

Medical School: Philadelphia College of Osteopathic Medicine, PA

Certification: Gastroenterology, American Board of Internal Medicine

Gastroenterology Advanced Practitioners

Jodie Kaalekahi, FNP

Jodie Kaalekahi, FNP-C

Family Nurse Practitioner

Medical Specialty: Gastroenterology

Education: Master of Science, Nursing- Family Nurse Practitioner, Hawaii Pacific University, Honolulu

Certification: American Academy of Nurse Practitioners

Hematology and Oncology

Surabhi Amar, MD

Surabhi Amar, MD, MHA

Associate Professor, Oncology and Hematology, Creighton University School of Medicine, Phoenix, AZ

Medical Specialty: Hematology
Medical Oncology

Medical School: Maulana Azad Medical College, New Delhi, India

Certification: Hematology, Internal Medicine, and Medical Oncology, American Board of Internal Medicine

Waqes Arslan, MD

Waqas Arslan, MD

Co-section Chief, Hematology and Oncology
Assistant Professor, Hematology and Oncology, Creighton University School of Medicine, Phoenix, AZ

Medical Specialty: Hematology
Medical Oncology

Medical School: University of the Punjab Rawalpindi Medical College, Pakistan

Certification: Hematology and Medical Oncology, American Board of Internal Medicine

Natalie Ertz-Archambault, MD

Natalie Ertz-Archambault, MD

Oncologist

Medical Specialty: Medical Oncology

Medical School: University of Arizona College of Medicine, Tucson

Certification: Internal Medicine and Medical Oncology, American Board of Internal Medicine

Infectious Disease and HIV

Infectious Disease and HIV Physicians

Jason Beste, MD, MPH

Jason Beste, MD, MPH

Infectious Disease Physician
Internist

Medical Specialty: Infectious Disease
Internal Medicine

Medical School: Creighton University School of Medicine, Omaha, NE

Certification: Infectious Disease and Internal Medicine, American Board of Internal Medicine

Victoria Chew, DO

Victoria Chew, DO

Family Medicine Physician
HIV/AIDS Medicine Specialist

Medical Specialty: Family Practice
HIV/AIDS Medicine
Viral Hepatitis Treatment

Medical School: Western University College of Osteopathic Medicine of the Pacific, Pomona, CA

Certification: American Board of Family Medicine

Christelle Kassis, MD

Christelle Kassis, MD

Section Chief, Infectious Disease

Medical Specialty: HIV/AIDS Medicine
Infectious Disease
Palliative Care

Medical School: Lebanese University Faculty of Medical Sciences, Beirut

Certification: Hospice and Palliative Medicine, and Infectious Disease, American Board of Internal Medicine

Ann Khalsa, MD

Ann Khalsa, MD

Medical Specialty: Family Practice
HIV Medicine

Medical School: University of Southern California Keck School of Medicine, Los Angeles

Certification: American Academy of HIV Medicine
American Board of Family Medicine

Maria Catalina Merrick, DO

Maria Catalina Merrick, DO

Infectious Disease Physician

Medical Specialty: Infectious Disease

Medical School: Edward Via College of Osteopathic Medicine, Blacksburg, VA

Certification: American Board of Infectious Disease
American Board of Internal Medicine

Angela Veesenmeyer MD, MPH

Angela Veesenmeyer, MD, MPH

Pediatric Infectious Disease Physician

Medical Specialty: Infectious Disease
Pediatric Infectious Disease

Medical School: University of Arizona (UA) College of Medicine, Phoenix

Certification: Pediatric Infectious Disease and Pediatrics, American Board of Pediatrics

Infectious Disease and HIV Advanced Practitioners

Kimberley Bickes, FNP-C, AAHIVS, DNP

Family Nurse Practitioner

Medical Specialty: Family Practice
HIV Medicine

Education: Doctorate of Nursing Practice, Family Nurse Practitioner, University of Arizona, Tucson

Certification: American Academy of HIV Medicine
American Academy of Nurse Practitioners

Nephrology/Kidney Disease

Neurology

Neurology Physicians

Deepali Eksambe, MD

Deepali Eksambe, MD

Pediatric Neurologist

Medical Specialty: Pediatric Neurology

Medical School: BJ Government Medical College, India

Certification: American Board of Pediatrics
Child Neurology, American Board of Psychiatry and Neurology

Stanley Johnsen, MD

Stanley Johnsen, MD

Pediatric Neurologist

Medical Specialty: Pediatric Neurology

Medical School: University of Wisconsin School of Medicine and Public Health, Madison

Certification: American Board of Pediatrics
Child Neurology, American Board of Psychiatry and Neurology

Muna Khan, MD

Muna Khan, MD

Pediatric Neurologist

Medical Specialty: Clinical Neurophysiology
Neurology
Pediatric Neurology

Medical School: Aga Khan University Medical College, Karachi, Pakistan

Certification: Child Neurology and Neurology, American Board of Psychiatry and Neurology

Marc Merroto, MD

Marc Merroto, MD

Section Chief, Neurology
Assistant Professor, Neurology, Creighton University School of Medicine, Phoenix, AZ

Medical Specialty: Neurology

Medical School: West Virginia University School of Medicine, Morgantown

Certification: Neurology, American Board of Psychiatry and Neurology

Richard Rawlings, DO

Richard Rawlings, DO

Neurologist

Medical Specialty: Multiple Sclerosis
Neurology

Medical School: Kansas City University College of Osteopathic Medicine, MO

Certification: Board eligible, American Board of Psychiatry and Neurology

Neurology Advanced Practitioners

Deanna Gem, ANP

Deanna Gem, ANP-BC

Adult Care Nurse Practitioner

Medical Specialty: Neurology

Education: Master of Science, Nursing Practice, Arizona State University, Tempe

Certification: American Nurses Credentialing Center

Kathleen Klas

Kathleen (Katie) Klas, CPNP-AC/PC

Pediatric Nurse Practitioner

Medical Specialty: Pediatric Neurology

Education: Master of Science, Nursing- Pediatric Nurse Practitioner, Arizona State University, Tempe

Certification: Acute Care and Primary Care, Pediatric Nursing Certification Board

Melissa LaTona, PA

Melissa LaTona, PA-C

Physician Assistant

Medical Specialty: Neurology

Education: Master of Medical Sciences, Physician Assistant Studies, Midwestern University, Glendale, AZ

Certification: National Commission on Certification of Physician Assistants

Lorraine Schieffer, PNP

Lorraine Schieffer, PNP-BC

Pediatric Nurse Practitioner

Medical Specialty: Pediatric Neurology

Education: Master of Science, Nursing- Pediatric Nurse Practitioner, Yale University, New Haven, CT

Certification: American Nurses Credentialing Center

Pulmonology/Critical Care Medicine

Andres Borja Alvarez, MD

Andres Borja Alvarez, MD

Section Chief, Pulmonary

Medical Specialty: Critical Care Medicine
Pulmonary Disease

Medical School: Pontifical Catholic University of Ecuador School of Medicine, Quito

Certification: Critical Care Medicine and Pulmonary Disease, American Board of Internal Medicine

Ahmad Chebbo, MD

Ahmad Chebbo, MD

Critical Care Medicine Physician
Pulmonologist

Medical Specialty: Critical Care Medicine
Pulmonary Disease

Medical School: Lebanese University Faculty of Medical Sciences, Beirut

Certification: Critical Care Medicine and Pulmonary Disease, American Board of Internal Medicine

Norlalak Jiramethee, MD

Norlalak Jiramethee, MD

Critical Care Medicine Physician
Pulmonologist

Medical Specialty: Critical Care Medicine
Pulmonary Disease

Medical School: Rangsit University College of Medicine, Thailand

Certification: Critical Care Medicine, Internal Medicine, and Pulmonary Disease, American Board of Internal Medicine

Anita Kadikar, MD

Pulmonologist

Medical Specialty: Internal Medicine
Pulmonary Disease

Medical School: University of Western Ontario Schulich School of Medicine & Dentistry, Canada

Certification: Internal Medicine and Pulmonary Disease, American Board of Internal Medicine

Kelvin Panesar, MD

Kelvin Panesar, MD, FAAP, AE-C

Pediatric Pulmonologist

Medical Specialty: Pediatric Pulmonary Disease

Medical School: Baylor College of Medicine, Houston, TX

Certification: Pulmonology, American Board of Pediatrics

Pedro Quiroga, MD

Pulmonologist

Medical Specialty: Critical Care Medicine
Pulmonary Disease

Medical School: Universidad Autonoma de Guadalajara, Mexico

Certification: Critical Care Medicine, Internal Medicine, and Pulmonary Disease, American Board of Internal Medicine

Syed Zaidi, MD

Syed Zaidi, MD

Critical Care Medicine Physician
Pulmonologist

Medical Specialty: Critical Care Medicine
Pulmonary Disease

Medical School: Osmania Medical College, India

Certification: Critical Care Medicine, Internal Medicine, and Pulmonary Disease, American Board of Internal Medicine

Rheumatology

Sheetal Chaya, DO, FACR

Sheetal Chaya, DO, FACR

Rheumatologist

Medical Specialty: Rheumatology

Medical School: Rowan University School of Osteopathic Medicine, Stratford, NJ

Certification: Rheumatology, American Board of Internal Medicine

Savitha Kalya, MD

Savitha Kalya, MD

Rheumatologist

Medical Specialty: Rheumatology

Medical School: JSS Medical College, Mysore, India

Certification: Internal Medicine and Rheumatology, American Board of Internal Medicine