About the Division
- Department of Medicine
- About Department of Medicine
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Specialties
- Cardiology
- Clinical Immunology
- Digestive Diseases
- Endocrinology
- General Internal Medicine
- Geriatrics
- Hematology and Oncology
- Hospital Medicine
- Infectious Diseases
- Nephrology
- Palliative and Supportive Care
- Pulmonary, Critical Care and Sleep Medicine
- Genetics and Genomics
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Education Programs
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Internal Medicine Residency Program
- Internal Medicine Residency Program Home
- About the Program
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- Medicine/Pediatrics Residency Program
- Fellowship Programs
- Board Review Course
- Research
Main Content
Infectious Diseases Faculty and Staff
Division Director
Jason Parham, MD
Division Director, Infectious Diseases
Professor
Executive Vice Chair, SOM Department of Medicine
jparham@umc.edu
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Division Director, Infectious Diseases
Professor
Executive Vice Chair, SOM Department of Medicine
jparham@umc.edu
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Dean

Thomas E. Dobbs, MD, MPH
Professor
Dean, John D. Bower School of Population Health
tdobbs@umc.edu
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Professor
Dean, John D. Bower School of Population Health
tdobbs@umc.edu
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Faculty

Zerelda Esquer Garrigos, MD
Assistant Professor
zesquergarrigos@umc.edu
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Assistant Professor
zesquergarrigos@umc.edu
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Luis A. Shimose Ciudad, MD
Associate Professor
lshimoseciudad@umc.edu
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Associate Professor
lshimoseciudad@umc.edu
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Jose "Ricardo" R. Trigueros Jovel, MD
Assistant Professor
rtrigueros@umc.edu
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Assistant Professor
rtrigueros@umc.edu
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Prakhar Vijayvargiya, MD
Fellowship Program Director
Assistant Professor
pvijayvargiya@umc.edu
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Fellowship Program Director
Assistant Professor
pvijayvargiya@umc.edu
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Nurse Practitioners

Aubri B. Hickman, PhD, DNP, FNP-C
Director, Ryan White Program
ahickman@umc.edu
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Director, Ryan White Program
ahickman@umc.edu
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Racolesha Denson, FNP-C

Denise Henderson, MSN, FNP-BC

Tamika Broome-Lewis, MSN, AGPCNP

Cache Longmire, MSN, FNP-C

Sirna Musa, FNP-BC

Bradley Noble, MSN, AGPCNP

Courtney Sanders, MSN, FNP-BC

Holly Walker, MSN, FNP-BC
- Colleen Cannon, MSN, FNP
- Emily Jones, FNP-C
- Heather King, MSN, FNP-BC
Emeriti
- Rathel L. Nolan, MD, MPH - Professor Emeritus
- Donna C. Sullivan, PhD - Professor Emeritus
- Helen R. Turner, MD - Associate Vice Chancellor Emeritus