Internal Medicine – Department of Medicine Specialty Divisions

Division Directors

Allergy & Immunology
Paul Lindner, M.D.
Assistant Clinical Professor of Medicine
Columbia University Vagelos College of Physicians & Surgeons

Cardiology
David Hsi, M.D.
Clinical Professor of Medicine
Columbia University Vagelos College of Physicians & Surgeons

Dermatology
Elizabeth Marsh, M.D.
Assistant Clinical Professor
Department of Dermatology
Yale University School of Medicine

Endocrinology
Bismruta Misra, M.D.
Assistant Clinical Professor of Medicine
Columbia University Vagelos College of Physicians & Surgeons

Gastroenterology
Stuart Waldstreicher, M.D.
Assistant Clinical Professor of Medicine
Columbia University Vagelos College of Physicians & Surgeons

General Internal Medicine
Craig Olin, M.D.
Assistant Clinical Professor of Medicine
Columbia University Vagelos College of Physicians & Surgeons

Geriatrics
Allison Ostroff, M.D.
Assistant Clinical Professor of Medicine
Columbia University Vagelos College of Physicians & Surgeons

Hospitalist Medicine
Maher Madhoun, MD
Associate Clinical Professor of Medicine
Columbia University Vagelos College of Physicians & Surgeons

Integrative Medicine
Marc Brodsky, MD
Assistant Clinical Professor of Medicine
Columbia University Vagelos College of Physicians & Surgeons

Infectious Diseases
Asha Shah, MD
Assistant Clinical Professor of Medicine
Columbia University Vagelos College of Physicians & Surgeons

Nephrology
Brenda Chan, MD
Stamford Health Medical Group - Nephrology

Neurology
TBD

Medical Oncology and Hematology
Paul Weinstein, MD
Associate Clinical Professor of Medicine
Columbia University Vagelos College of Physicians & Surgeons

Pain Medicine
Ofer Wellisch, MD
Assistant Professor of Clinical Anesthesiology
Columbia University Vagelos College of Physicians & Surgeons

Palliative Medicine
Sherry Ng, MD
Assistant Clinical Professor of Medicine
Columbia University Vagelos College of Physicians & Surgeons

Physical Medicine & Rehabilitation
Edwin Richter, MD
Clinical Associate Professor of Rehabilitation Medicine
New York University School of Medicine

Pulmonary, Critical Care, and Sleep Medicine
Paul Sachs, MD
Associate Clinical Professor of Medicine
Columbia University Vagelos College of Physicians & Surgeons

Rheumatology
Tomas Vietorisz, MD
Assistant Clinical Professor of Medicine
Columbia University Vagelos College of Physicians & Surgeons