Meet Our Esteemed Faculty and Administration
** Indicates Program Alumni
Ivor S. Douglas, MD, FRCP (UK), FCCP
Barbara and William Rosenthal Chair and Director
Department of Medicine
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Ivor S. Douglas, MD, is the Barbara and William Rosenthal Chair and Professor of Medicine at New York Medical College, and Director of Medicine at Westchester Medical Center. He assumed these roles in 2025 after more than two decades of leadership in academic pulmonary and critical care medicine.
Dr. Douglas earned his medical degree in South Africa before completing internal medicine residency training in London, United Kingdom. He then pursued fellowship training in pulmonary and critical care medicine at the University of Chicago. Following his fellowship, he joined the faculty at the University of Colorado, where he served as Chief of Pulmonary and Critical Care Medicine at Denver Health Medical Center and directed the Medical Intensive Care Unit from 2002 through 2025.
An internationally recognized physician-scientist, Dr. Douglas is the principal investigator of ongoing investigations in critical illness, including basic mechanistic studies of acute lung injury, sepsis, and septic shock, as well as therapeutic strategies for shock resuscitation and long-term outcomes after critical illness. He directs a research program funded by the NIH, Department of Defense, and industry sponsors, and serves on steering committees and data safety monitoring boards for multicenter international trials in critical care. His leadership in health services research includes the design and implementation of sepsis resuscitation programs using Lean systems engineering approaches.
Dr. Douglas has authored or co-authored more than one hundred scientific publications and book chapters. He is co-Editor of Principles of Critical Care, the leading international textbook in the field. His contributions to medical education have been recognized with teaching awards at the University of Chicago, Columbia University, and the University of Colorado. He has also held prominent professional leadership roles, including serving as Chair of the American Thoracic Society’s Health Policy Committee and as Chair of the ATS Critical Care Assembly Program Committee from 2014 to 2016.
Honored regularly for his clinical excellence, Dr. Douglas has been recognized annually since 2008 in Denver’s 5280 Magazine “Top Doctor” listings as well as in Best Doctors in America. He is a Fellow of the Royal College of Physicians (FRCP) and Fellow of the American College of Chest Physicians (FCCP).
Beyond his professional commitments, Dr. Douglas is an avid music enthusiast, genealogist, and tennis player.
Animita Saha, MD
Residency Program Director
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Dr. Animita Saha is a distinguished physician and educator with a comprehensive background in internal medicine. She earned her Bachelor of Medicine and Bachelor of Surgery from Nilratan Sircar Medical College in Kolkata, India, in 1988. Following her medical degree, Dr. Saha completed her MD in Anesthesiology at the Institute of Medical Sciences, Varanasi, India, in 1995. She pursued further training in internal medicine, serving as an intern and resident at Long Island College Hospital (SUNY Downstate), Brooklyn, New York, from 1995 to 1998.
She has been a prominent educator, serving as Associate Professor at the UNC School of Medicine and Wake Forest School of Medicine, and currently as Program Director of the Internal Medicine Residency Program at Westchester Medical Center.
Her teaching portfolio includes roles as a preceptor and course director at various prestigious institutions, and she has been instrumental in developing and delivering didactic and systematic instruction across several programs. Dr. Saha has also made significant contributions to clinical practice, including innovations in patient care and quality improvement initiatives. Her present areas of special interest and expertise include safe opioid prescription, treatment for opioid use disorder, complex care management with high SDOH index and primary care of adults with development disability.
Dr. Saha is actively involved in community service and global outreach, including volunteer work with unhoused individuals, drug and alcohol rehab programs, and COVID-19 relief efforts. Her leadership extends to serving on advisory boards for non-profit organizations focused on education and public health efforts in underserved population in Indian subcontinent and autism advocacy.
Recognized for her dedication, Dr. Saha has received numerous honors, including the Volunteerism and Community Service Award and the Diversity Champion Award. Her impactful work continues to influence both local and international healthcare communities.
Associate Program Directors
Latif Salam, MD
Associate Program Director
Jaishvi Eapen, MD
Associate Program Director
Duo Jin, MD
Associate Program Director
Liana Tatarian, MD
Associate Program Director
Jason Jacobson, MD
Associate Program Director
Residency Research Coordinator
Program Administartion
Austin Charnis
Residency Program Manager
Carter Taylor
Residency Program Coordinator
Department of Medicine Section Chiefs
Olusegun Ishmael, MD
Interim Section Chief, General Internal Medicine
Michael Goldberg, MD
Section Chief, Endocrinology
Marjorie Zauderer, MD
Section Chief, Hematology & Oncology
Edward Lebovics, MD
Section Chief, Gastroenterology
Michael Klein, MD
Section Chief, Nephrology
Marc El Khoury, MD
Section Chief, Infectious Disease
Dipak Chandy, MD
Section Chief, Pulmonary
Program Faculty
Abishake Sapkota, MD
Ambulatory Faculty
Dennis John, MD
**Ambulatory Faculty**
Ronald Cho, MD
Hospitalist
Richard Gil, MD
Hospitalist
Randy Goldberg, MD, FACP
Hospitalist
David Kastrinsky, MD
Hospitalist
Christopher Nabors, MD
Hospitalist
Arif Mumtaz, MD
Hospitalist
Syed Rahmatullah, MD
Hospitalist
Mitra Rezvani, MD
Hospitalist
Tejinderpal Singh, MD
Hospitalist
Merita Shehu, MD
Hospitalist
Leanne Forman, MD
Hospitalist
Eric Wold, MD
Hospitalist
Keron Matthew, MD
Nocturnist
Vincent Prawoko, MD
Nocturnist
Dafna Somogyi, MD
**Nocturnist**
Yaakov Spira, MD
**Nocturnist**
Julia Ash, MD
Section Chief, Rheumatology
Mara Lugassy, MD
Section Chief, Palliative Medicine
Melissa Gennarelli, MD
Clinical Associate Professor of Medicine
Rebecca Glassman, MD
Director of Ally Care Center
Russel Rozario, MD
**Director of Ambulatory Care**
Christine Carosella, MD
**Ambulatory Faculty**
Rachel Topp, MD
**Out Patient Physician**
Avraham Marcucci, MD
**Out Patient Physician**
Gary Guo, MD, PhD
Hospitalist
Jessica Accardi, MD
**Hospitalist**
