Leadership
Chair
Brian Reeves, M.D., FACP | reevesw@uthscsa.edu
Assistant: Christina A. Reyes | Contact: 210-567-4810
Senior Director, Finance and Administration
Shan Zhao, MBA, FACHE
Vice Chair
Patricia Wathen, M.D., Vice Chair, Education
Vice Chair
Glenn Gross, M.D., Vice Chair, Clinical Affairs
Vice Chair
Kumar Sharma, M.D., Vice Chair, Research
Vice Chair
Thomas F. Patterson, M.D., Vice Chair, Faculty Development
Division Chiefs:
Cardiology – Allen Anderson, M.D.
Dermatology and Cutaneous Surgery – Sandra Osswald, M.D.
Diabetes Research – Ralph DeFronzo, M.D.
Education – Patricia Wathen, M.D.
Endocrinology – Carolina Solis-Herrera, M.D.
Gastroenterology and Nutrition – Glenn W. Gross, M.D.
General Medicine – Ambili Ramachandran, M.D. (Interim) Hospital Medicine – Ankur Segon, M.D.
Geriatrics and Palliative Care- Sandra Sanchez-Reilly, M.D.
Hematology-Oncology – Daruka Mahadevan, M.D., Ph.D.
Infectious Disease – Thomas Patterson, M.D.
Nephrology – Kumar Sharma, M.D.
Pulmonary Diseases – Diego Maselli Caceres, M.D. (Interim)
Rheumatology – Agustin Escalante, M.D.
Residency Program Director:
Residency Program – Jane O’Rorke, M.D.