Skip to Main Content

Faculty

Core Faculty


  • Director, Graduate Medical Education
  • ACGME Designated Institutional Official
  • Associate Professor of Medicine, UCSF
  • Associate Clinical Professor of Medicine, California Northstate  and Creighton University Schools of Medicine
  • Chair, GME Executive Leadership Council, CommonSpirit Health
  • Medical School: UCSF
  • Residency: UCSF
  • Fellowship: General Internal Medicine and Medical Education, UCSF
  • ACP Award for Outstanding Teacher and Mentor 2016 and 2020 
  • Board Certified, ABIM

  • Director, Graduate Medical Education
  • ACGME Designated Institutional Official
  • Associate Professor of Medicine, UCSF
  • Associate Clinical Professor of Medicine, California Northstate  and Creighton University Schools of Medicine
  • Chair, GME Executive Leadership Council, CommonSpirit Health
  • Medical School: UCSF
  • Residency: UCSF
  • Fellowship: General Internal Medicine and Medical Education, UCSF
  • ACP Award for Outstanding Teacher and Mentor 2016 and 2020 
  • Board Certified, ABIM


  • Associate Program Director, Internal Medicine Residency
  • Medical Director of Ambulatory Care 
  • Education Director, Endocrinology
  • Clinical Professor of Medicine, UCSF 
  • Assistant Clin. Professor of Medicine, Creighton University
  • Medical School: University of Vienna, Austria
  • Residency: California Pacific Medical Center
  • Fellowship: Endocrinology, UCSF
  • Board Certified, ABIM: Internal Medicine  and Endocrinology, Diabetes and Metabolism

  • Associate Program Director, Internal Medicine Residency
  • Medical Director of Ambulatory Care 
  • Education Director, Endocrinology
  • Clinical Professor of Medicine, UCSF 
  • Assistant Clin. Professor of Medicine, Creighton University
  • Medical School: University of Vienna, Austria
  • Residency: California Pacific Medical Center
  • Fellowship: Endocrinology, UCSF
  • Board Certified, ABIM: Internal Medicine  and Endocrinology, Diabetes and Metabolism


  • Core Faculty
  • Primary Care Internal Medicine, St. Mary’s Medical Center 
  • Education Director, Geriatrics 
  • Medical School: Georgetown University
  • Residency: St Mary’s Medical Center, San Francisco
  • Board Certified ABIM: Internal Medicine 

  • Core Faculty
  • Primary Care Internal Medicine, St. Mary’s Medical Center 
  • Education Director, Geriatrics 
  • Medical School: Georgetown University
  • Residency: St Mary’s Medical Center, San Francisco
  • Board Certified ABIM: Internal Medicine 


  • Core Faculty 
  • Director, Critical Care and Pulmonology
  • Medical School: Duke University 
  • Residency: University of Washington, Seattle
  • Fellowship: Pulmonary/ Critical Care 
  • Board Certified ABIM: Internal Medicine and Critical Care and Pulmonary Disease 

  • Core Faculty 
  • Director, Critical Care and Pulmonology
  • Medical School: Duke University 
  • Residency: University of Washington, Seattle
  • Fellowship: Pulmonary/ Critical Care 
  • Board Certified ABIM: Internal Medicine and Critical Care and Pulmonary Disease 


  • Core Faculty  
  • Associate Director, Intensive Care and Pulmonology
  • Clinical Professor of Medicine, UCSF
  • Medical School: Columbia College of Physicians and Surgeons
  • Residency: University of Washington, Seattle
  • Fellowship: Respiratory Disease, University of Washington
  • Board Certified, ABIM: Internal Medicine & Critical Care and Pulmonary Disease

  • Core Faculty  
  • Associate Director, Intensive Care and Pulmonology
  • Clinical Professor of Medicine, UCSF
  • Medical School: Columbia College of Physicians and Surgeons
  • Residency: University of Washington, Seattle
  • Fellowship: Respiratory Disease, University of Washington
  • Board Certified, ABIM: Internal Medicine & Critical Care and Pulmonary Disease


Teaching Faculty

Charles Allison, MD
Primary Care Internal Medicine, St. Mary’s Medical Center
Medical School: University of Minnesota 
Residency: Milwaukee County General Hospital, Milwaukee, and SMMC
Board Certified, ABIM: Internal Medicine

Peter Barish, MD
Core Faculty
Hospital Medicine
Student Clerkship Director, St. Mary’s Medical Center
Assistant Clinical Professor of Medicine, UCSF
Medical School: Weill Cornell Medical College, New York 
Residency: University of Washington
Board Certified, ABIM: Internal Medicine

Xylona Bibal, MD
Primary Care Internal Medicine, St. Mary’s  Medical Center
Education Director, Healthcare for the Underserved
Medical School: Ross University 
Residency: St. Mary's Medical Center
Board Certified, ABIM: Internal Medicine

Mauricio Jalife Bucay, MD
Hospital Medicine
Assistant Professor of Medicine, UCSF 
Medical School: Universidad Anahuac de la Ciudad de Mexico 
Residency: Albert Einstein Medical Center
Board Certified: ABIM: Internal Medicine 

Warren Chang, MD
Chief, Nephrology 
Education Director, Nephrology
Medical School: UC Davis 
Residency: UC Davis 
Fellowship: Nephrology, UC Davis
Board Certified, ABIM: Internal Medicine and Nephrology

Peter Chansky, MD 
Dermatology
Residency: University of Pennsylvania 
Dermatology Research Fellowship: University of Pennsylvania
Preliminary Internship : St. Mary’s Medical Center
Residency:Dermatology: New York University  
Board Certified, Dermatology 

Tianyu Chen, MD
Hospital Medicine
Assistant Clinical Professor of Medicine, UCSF
Medical School:
Residency: Kaiser Permanente 
Board Certified, ABIM: Internal Medicine

Christian Cruz, MD
Nephrology
Medical School: Mount Sinai School of Medicine, New York
Residency: Cornell Medical Center, NY-Presbyterian Hospital 
Fellowship: Nephrology, Cornell Medical Center, NY-Presbyterian Hospital
Board Certified, ABIM: Internal Medicine and Nephrology  

Gitouf Elnema, MD
Hospital Medicine 
Director, Hospitalist Faculty Education 
Assistant Clinical Professor of Medicine, UCSF 
Medical School: University of Khartoum,Sudan
Residency: Wellstar Atlanta Medical Center, Georgia
Diversity, Equity, and Inclusion Champion Training 
Board Certified, ABIM: Internal Medicine

Shubra Gupta, MD
Hospital Medicine
Assistant Clinical Professor of Medicine, UCSF 
Quality Improvement & Patient Safety Director, St. Mary’s Medical Center, SF
Medical School- Armed Forces Medical College
Residency - Internal Medicine, John H. Stroger Jr. Hospital of Cook County, Chicago
UCSF Diversity, Equity, and Inclusion Champion Training
Board Certified, ABIM: Internal Medicine

Diana Hilbert, MD, FACP 
Primary Care Internal Medicine, St. Mary’s Medical Center 
Education Director, Primary Care Rotation/Women’s Health 
Associate Clinical Professor of Medicine, UCSF
Medical School: Dartmouth University
Residency: UCLA
Board Certified, ABIM: Internal Medicine 

Matthew C. Jeong, MD
Chair, Internal Medicine, St. Mary’s Medical Center
Hospital Medicine
Assistant Professor of Medicine, UCSF 
Medical School: University of Connecticut
Residency: St. Mary’s Medical Center
Board Certified, ABIM: Internal Medicine

Abraham  (Avromi) Kanal, MD
Core Faculty
Hospital Medicine
Education Director, POCUS training
Assistant Professor of Medicine, UCSF
Medical School: Albert Einstein College of Medicine
Residency: Yale Internal Medicine and Primary Care
Board Certified, ABIM: Internal Medicine

Xinran (Leo) Liu , MD, MS 
Hospital Medicine 
Assistant Clinical Professor of Medicine , UCSF 
Associate Program Director, UCSF Clinical Informatics Fellowship
Medical School: Dartmouth Medical School
Residency: University of Washington, Seattle, Internal Medicine 
Fellowship: University of Washington, Seattle, Medical Informatics 
UCSF Diversity, Equity, and Inclusion Champion Training
Board Certified, ABIM: Internal Medicine

Lauren Macaraeg, MD 
Nephrology
Medical School: Ross University 
Residency: St. Mary’s Medical Center 
Fellowship: Nephrology, UCSD 
Board Certified:ABIM: Internal Medicine 
Board Eligible: Nephrology 

Kevin Man, MD
Chief, Gastroenterology/Hepatology
Education Director, Gastroenterology/Hepatology
Medical School: Medical College of Wisconsin, Milwaukee
Residency: California Pacific Medical Center, San Francisco
Fellowship: GI/Hepatology, California Pacific Medical Center                
Board Certified, ABIM: Internal Medicine & Gastroenterology

Remo Morelli, MD, FACC
Chief of Staff, St. Mary’s Medical Center Chief, Interventional Cardiovascular Medicine
Education Director, Cardiology
Assistant Clinical Professor of Medicine, UCSF
Medical School: UCSF
Residency: St. Louis University and Washington University
Fellowship: Cardiology and Research: CVRI, UCSF
Board Certified, ABIM: Cardiology

C. Michael Neuwelt, MD, FACP
Rheumatology Education Director, Rheumatology
Clinical Professor of Medicine, UCSF
Medical School: George Washington University 
Residency: George Washington University
Fellowship: Rheumatology, George Washington University
Board Certified, ABIM: Rheumatology    

Lauren Olson, MD
Primary Care Internal Medicine, St. Mary’s Medical Center
Medical School: St. George's University, School of Medicine 
Residency: St. Mary's Medical Center
Board Certified, ABIM: Internal Medicine

Richard Podolin, MD, FACC
Chair, Board of Directors, St. Mary’s Medical Center
Interventional Cardiovascular Medicine
Director of Echocardiography
Education Director, EKG Curriculum
Medical School: Stanford University 
Residency: University of Chicago
Fellowship: Cardiology, UCSF
Board Certified, ABIM: Internal Medicine & Cardiology

Carlos Quintana, MD
Chief, Neurology
Medical Director, Stroke Service 
Medical School: UCSD
Internship: University of Nevada
Residency: UC Davis
Fellowship: Sleep/Epilepsy, UC Davis
Board Certified, Neurology

John Selle, DO 
Primary Care Internal Medicine
Assistant Director of Ambulatory Care, St. Mary’s Medical Center
Medical School: Western University of Health Sciences
Residency: St. Mary’s Medical Center
Board Certified, ABIM: Internal Medicine 

Yalda Shahram, MD
Hospital Medicine
Assistant Professor of Medicine, UCSF  
Residency: Kaiser Permanente Oakland Medical Center, Internal Medicine 
UCSF Diversity, Equity, and Inclusion Champion Training.
Board Certified, ABIM: Internal Medicine

Ryan Sharma, MD, MPH
Core Faculty Hospital Medicine 
Assistant Program Director, Internal Medicine Residency, St. Mary’s 
Assistant Clinical Professor of Medicine , UCSF 
Medical School:  University of Sydney Medical School in Sydney Australia
Internship: Mercy Catholic Medical Center, Darby, PA, Internal Medicine
Residency: Scripps Clinic/Scripps Green Hospital, San Diego.
Board Certified, ABIM: Internal Medicine

Bao Tran, MD  
Chair, Cardiology 
Medical Director, Structural Heart Program and Interventional Cardiology 
Medical School: University of Pennsylvania  
Residency: UCSF
Fellowship(s):
   - Cardiology, UCLA
   - Interventional Cardiology, Kaiser Permanente, SoCal
Board Certified, ABIM Internal Medicine and Cardiology

Mark Wakasa, MD
Chair, Physical Medicine and Rehabilitation
Director, Acute Rehabilitation Unit Clinical Professor of PM&R, Stanford University
Medical School: Loyola University Stritch, Chicago
Residency: Resurrection Medical Center, Chicago, and Stanford University
Board Certified, Physical Medicine, and Rehabilitation

Robert Weber, MD
Chief, Hematology-Oncology
Director, Cancer Center Education Director, Hematology-Oncology
Medical School: University of St Louis School of Medicine
Residency: UC Davis Medical Center
Fellowship: Hematology/Oncology, Scripps Clinic, San Diego
Board Certified, Hematology and Oncology 

Shen Wen, MD
Hospital Medicine
Associate Professor of Medicine, UCSF
Medical School: Sichuan University, Chengdu, Sichuan
Residency: St. Mary’s Medical Center
UCSF- Diversity, Equity, and Inclusion Champion Training
Board Certified, ABIM: Internal Medicine