Program Leadership

Robert J. Nardino, M.D., FACP

Robert Nardino, M.D., FACP

Program Director

Dr. Nardino became program director in 2016. He received his undergraduate degree from Johns Hopkins University and graduated from the Pritzker School of Medicine at the University of Chicago in 1990. He completed a residency in internal medicine at the Wright-Patterson U.S. Air Force Medical Center in Dayton, Ohio, and remained as a faculty member there for four years before relocating to Connecticut and the Hospital of Saint Raphael in 1997. He served first as a clinician educator and in 2000 became director of the Internal Medicine Residency Program, a position he held for 15 years. He then joined the Yale University School of Medicine faculty as a firm chief for the Yale Primary Care Residency Program. Dr. Nardino is active in the American College of Physicians and is past governor of the Connecticut Chapter.

Cheryl Oncken, M.D., FACP, FIDSA

Cheryl Oncken, M.D., M.P.H.

Chair, Department of Medicine, UConn Health

Dr. Cheryl Oncken is professor of medicine and chair, Department of Medicine. She is also the director of the Clinical Research Center at UConn Health. After completing her undergraduate studies and receiving her M.D. at the University of Wisconsin-Madison, she completed her residency requirements in internal medicine at the Hennepin County Medical Center, Minneapolis. She completed a fellowship in ambulatory care at the University of Minnesota where she also received a Masters Degree in Public Health in Epidemiology.

Dr. Oncken is internationally recognized for her work on the treatment of smoking. She has been continuously NIH funded since 1998, and has over 60 peer reviewed articles on smoking-related research. She is a board-certified, practicing internist at the UConn Health and enjoys working with internal medicine residents in general medicine clinic.

She works closely with Dr. Robert Nardino, program director, and Dr. Steven Angus, vice chair of education, to provide residents with excellent training in internal medicine.

Michael R. Grey, M.D., M.P.H., FACP, FAOEM

Michael R. Grey, M.D., M.P.H., FACP, FAOEM

Chairman, Department of Medicine and Interim Chief Medical Officer
Saint Francis Hospital and Medical Center/Trinity Health Of New England

Dr. Grey is a graduate of Harvard College where he majored in history and science. He received his M.D. degree from the University of Connecticut in 1984 and completed Primary Care Internal Medicine and Chief Medical residency at Cambridge Hospital. Following residency, he was awarded a Robert Wood Johnson Clinical Scholar postdoctoral fellowship at the University of Washington where he also completed an M.P.H. and fellowship in occupational/environmental medicine. Dr. Grey joined the University of Connecticut in 1989 and during his 15 years on the faculty was involved at all levels of undergraduate, graduate, and continuing medical education, including residency program director for the Primary Care Internal Medicine Residency Program, Occupational Medicine residency, and associate dean for continuing education. In 2004, Baystate Health recruited Dr. Grey as section chief in General Internal Medicine and Geriatrics and medical director of its largest teaching community health center. In 2007, he returned to Connecticut as chief of medicine at The Hospital of Central Connecticut where he remained for seven years. In 2014, Dr. Grey became chief medical officer of the Western Connecticut Medical Group, a 500 plus clinician multidisciplinary medical group in the greater Danbury region. In 2016, Dr. Grey returned to his roots when he was chosen to succeed Dr. Bernie Clark as chair of Medicine at Saint Francis Hospital and Medical Center. He is a professor of medicine at the UConn School of Medicine and has held similar rank at the Frank H. Netters School of Medicine at Quinnipiac University, the University of Vermont, Tufts University, and Yale School of Nursing. Dr. Grey has published many articles relating to the history of medicine and public health, medical education and occupational/environmental medicine. He is the author or co-author of two books, New Deal Medicine, which focuses on the history of U.S. health care policy during the Great Depression and The Bioterrorism Sourcebook, a primer on bioterrorism for front line clinicians and public health officials. Dr. Grey is a fellow of the American College of Physicians and the American College of Occupational/Environmental Medicine. In addition to his senior leadership portfolio, Dr. Grey's scholarly work has evolved from his roles as a medical educator, administrator of educational programs, expert in occupational and environmental medicine, primary care internist, and aficionado of the history of medicine. Dr. Grey lives in Simsbury with his wife Barbara and their Tibetan terrier, Quizzie.

Ralph Martin, M.D., FACP

Ralph Martin, M.D., FACP

Associate Program Director, Saint Francis Hospital and Medical Center

Dr. Martin graduated from MIT, Cambridge, Massachusetts, with Bachelor of Science degrees in Chemistry and Life Sciences. He earned his medical degree from New Jersey Medical School, Newark, then returned to Massachusetts for his Internal Medicine residency at Saint Vincent Hospital, Worcester, Mass. Dr. Martin entered private practice in Worcester for five years before a career in academic medicine. As a faculty member, he taught internal medicine in the Department of Family Medicine at Ohio State University, and was associate program director of the Helene Fuld Hospital Internal Medicine Residency Program, Trenton, NJ. He was then recruited by Dr. J. David Schnatz to his current position as director of Educational Programs in the Department of Medicine at Saint Francis Hospital and Medical Center. Dr. Martin's major academic interests are physical diagnosis, medical education, and the basic science underpinnings of modern medical practice.

Jennifer D. Baldwin, M.D.

Jennifer D. Baldwin, M.D., FACP

Associate Program Director, UConn Health

Dr. Baldwin serves as an associate program director for the UConn Categorical Internal Medicine Residency Program and as the director of Hospital Medicine for UConn Health. Dr. Baldwin’s clinical practice is as an academic hospitalist. Special interests include quality improvement, care transitions and patient safety. Dr. Baldwin joined the faculty of UConn Health in 2013 from Beth Israel Deaconess Hospital in Needham, MA, where she served as director of Hospitalist Medicine. She also worked as an academic hospitalist Beth Israel Deaconess Medical Center in Boston after completing her residency in Internal Medicine at BIDMC in 2007.

Rebecca Andrews, M.S., M.D., FACP

Rebecca Andrews, M.S., M.D., FACP

Director of Ambulatory Education
Associate Program Director, Internal Medicine Residency

Dr. Andrews is the director of Ambulatory Education at UConn Health and an associate program director for the Categorical Internal Medicine Residency. She also serves as the co-chair for the Opioid Task Force and the physician lead for transformation to a certified Patient Centered Medical Home. As such, she is involved in the daily activities of the resident ambulatory clinic, mentoring, teaching, and increasing the quality of delivered care. Dr. Andrews received her bachelor’s and master’s degrees in biology at Boston College in Chestnut Hill, MA before relocating to Connecticut for medical school at UConn. She remained at the university to complete a residency including a chief medical resident year. Upon completing her residency, she practiced for three years at a community health center where she served as the medical director and a member of the company’s QA/QI team. She joined the faculty at UConn in 2009 where she developed the Office-Based Medicine track and developed patient-directed care pathways for chronic disease care. This served as the basis for a HRSA Primary Care Expansion Grant that she directs at the university. As a primary care provider, she sees patients with a focus on health prevention, disease-driven care models, and health care policy. Academic focuses are innovative education models including chronic pain/opioid education and success with difficult conversations. Beginning in 2017, she became the governor of the Connecticut chapter of the American College of Physicians.

Dr. Peru Venkatesh

Peruvamba R. Venkatesh, M.D., FACP, FRCP

Chief of Medicine (Interim)
Chief Academic Officer and Assistant Dean, Hartford Hospital

Dr. Venkatesh graduated from Bangalore Medical College in Bangalore, India. He trained in medicine in India before moving to the United Kingdom in 1984. He trained in the hospitals in the National Health Service of Great Britain in internal medicine and specialized in several of the medical specialties. He trained in the Internal Medicine Training Program at UConn Health and joined the full-time teaching medical staff of Hartford Hospital in 1995 specializing in acute inpatient medical care and has been a program officer for the Internal Medicine Training Program since that time and he served as the associate director for the Internal Medicine training program until 2018. He is also the medical director for Quality and Patient Safety for the Department of Medicine. He is the chief academic officer, designated institution official, and assistant dean at Hartford Hospital. He is an associate professor of medicine at the UConn School of Medicine where he is an elected member of the Academy of Distinguished Educators. He is a member of The Royal College of United Kingdom. He is a fellow of the Royal College of Physicians of Edinburgh, UK and a fellow of the American College of Physicians. He is also a member of the Gold Humanism Honor Society. His areas of interest include clinical medicine, medical education, patient safety and quality, high value care, and cognitive simulation education in medicine. He is the interim chief of medicine at Hartford Hospital.

Padmanabhan Premkumar, M.D.

Padmanabhan Premkumar, M.D.

Associate Program Director and Site Director, Hartford Hospital

Dr. Premkumar was born in the south of India and eventually migrated to Canada during his high school years. He earned a specialist degree from the University of Toronto in Cell and Molecular Biology. His medical career began with his M.D. degree from Ross University School of Medicine. He completed his residency and a subsequent year of chief residency at UConn health. His passion for teaching and education has led him to pursue a career as an academic hospitalist at Hartford Hospital. Dr. Premkumar’s major academic interests include graduate medical education, service reorganization, process improvement, and the development of modern clinical medicine.

Shiromini Herath, M.B.B.S., FACP

Shiromini Herath, M.B.B.S., FACP

Site Director, UConn Health

Dr. Herath completed her residency at UConn and joined the faculty of UConn Health as a hospitalist in 2007.

She graduated from University of Colombo, Sri Lanka. Her interests include quality improvements, readmissions and practice of evidence based medicine.

Edgar Naut, M.D.

Edgar Naut, M.D.

Site Director, Saint Francis Hospital and Medical Center

Dr. Naut received his Bachelor of Science degree in applied biology from the Georgia Institute of Technology (Atlanta, GA) and his M.D. degree from Universidad Iberoamericana (Santo Domingo, Dominican Republic). He completed his residency including a chief medical resident year in primary care internal medicine at the UConn. He is board-certified in internal medicine. After completing his residency, Dr. Naut joined Saint Francis Hospital as an academic hospitalist. He currently holds the academic rank of assistant professor in medicine from UConn. Dr. Naut is the associate hospitalist director at Saint Francis Hospital and his interest include transitions of care across the health care system.

Jaclyn Cox, D.O., FACP

Jaclyn Cox, D.O., FACP

Osteopathic Recognition Track Director

Dr. Cox is a graduate of New York College of Osteopathic Medicine. She completed residency training at the University of Connecticut in internal medicine through the “dually-accredited” AOA/ACGME program. She is board-certified in internal medicine through AOBIM. After her residency, Jaclyn joined the team at UConn as an academic hospitalist. She is our current osteopathic recognition track director and her academic interests include the education of osteopathic principles and practice, hospital safety and transitions of care and future of osteopathic medicine and preserving osteopathic identity in the single GME system.

Susan Levine, M.D.

Susan Levine, M.D.

Ambulatory Site Director, UConn Health
Medical Director, UConn Immigrant Health

Dr. Levine received her undergraduate degree from Wellesley College and her M.D. degree from the Medical College of Pennsylvania as well as an M.P.H. degree from UConn. She joined the UConn faculty in 1998 and served as our associate program director for several years. After a hiatus in private practice, Dr. Levine has recently returned to UConn as our ambulatory site director on the Farmington campus. Her areas of academic interest include global health and medical ethics.

Joel Wilken, D.O.

Joel Wilken, D.O.

Ambulatory Education Site Director, Brownstone Clinic, Department of Medicine, Hartford Hospital
Director of Medical Operations of the Adult Primary Care Clinic, Department of Medicine, Hartford Hospital

Dr. Wilken graduated from Cornell University in 1996 with Bachelor of Science degree and completed his medical degree at the New York Institute of Technology College of Osteopathic Medicine in 2001. He completed his internal medicine residency training at the integrated categorical program at UConn Health in 2004. He worked for two years as a hospitalist in a community based hospital followed by 2 1/2 years in private practice in the community. He joined Hartford Hospital's teaching faculty in 2009 and is currently a core faculty in the department of medicine at Hartford Hospital. Dr Wilken functions as the ambulatory site director at the Brownstone medical outpatient practice at Hartford Hospital.

William Rabitaille, M.D.

William Rabitaille, M.D.

Ambulatory Site Director, Saint Francis Hospital and Medical Center/Trinity Health Of New England

Dr. Bill Rabitaille has been an assistant professor at UConn Health since 2009. He received his undergraduate degree from New York University and his medical doctorate from New York Medical College in 2005. After completing residency at Boston University Medical Center, he joined the medical staff at The Hospital of Central Connecticut (THOCC) as the Medical Director of the hospital’s outpatient clinic, a primary ambulatory teaching site of the UConn Health Primary Care Internal Medicine (PCIM) Residency. He served as site director for the UConn Health third-year medical student Ambulatory Medicine course at THOCC and became the associate program director for the PCIM program in 2015. In 2017, he joined the medical staff at Saint Francis Hospital and Medical Center, a member of Trinity Health Of New England, as the medical director of the hospital’s Gengras Clinic. He enjoys academic primary care medicine including curricular development that centers around the primary care of patients with severe mental illness and substance abuse.

Luis Diez, M.D.

Luis Diez, M.D.

Medical Director, Curtis D. Robinson Center for Health Equity at Saint Francis Hospital and Medical Center

Marilyn Katz, M.D.

Marilyn Katz, M.D., FACP

Core Faculty, UConn Health
Wellness Champion

Dr. Katz received her Bachelor of Science degree in biomedical engineering from the University of Pennsylvania (Philadelphia, PA) and her M.D. degree from the UConn School of Medicine (Farmington, CT). She completed residency training in internal medicine on the Office-Based Medicine Track at UConn. After residency, she joined the faculty at UConn in 2012 as an assistant professor or medicine and primary care physician in both the Internal Medicine Associates and General Medicine practices. She currently runs an outpatient preoperative evaluation clinic with the residents as part of their ambulatory rotation. Outside of work she serves on the Connecticut Science Center fundraising board and the Women in Science Committee and also serves on the Connecticut Medical Examining Board for the State of Connecticut.  Dr. Marilyn Katz has spearheaded the wellness curriculum for the residency program.

Jacqueline Savage, M.D.

Jacqueline Savage, M.D.

Core Faculty, Hartford Hospital

Dr. Savage is from the Southern United States. She received a dual degree from Wofford College in Biology and Spanish. She completed her undergraduate education at the Medical University of South Carolina School of Medicine. She then went on to complete her residency in internal medicine at Yale New Haven Hospital. She took on the role of assistant medical director at Hartford Hospital in 2017 specifically to work in the teaching division. She was appointed to core clinical faculty, assistant professor in the Department of Medicine, UConn School of Medicine in December 2017. Some of her interests include graduate medical education, process improvement, physician women empowerment, and serving the underserved. She is bilingual in Spanish and English.

Cunegundo Manuel Diego Vergara, M.D., FACP

Cunegundo Manuel Diego Vergara, M.D., FACP

Core Faculty, Department of Medicine, Hartford Hospital

Dr. Vergara received his Bachelors of Arts in chemistry from the College of The Holy Cross (Worcester, MA) in 1987 and his M.D. degree in 1992 from the University of Medicine and Dentistry of New Jersey (UMDNJ), Newark. After graduating from UMDNJ, he completed his internship and residency in internal medicine in 1995 at the NewYork-Presbyterian/Weill Cornell Medical Center. He is certified in internal medicine by the American Board of Internal Medicine.

Dr. Vergara currently holds the rank of associate professor of Medicine at the UConn School of Medicine and adjunct staff at the UConn School of Pharmacy. He currently serves as the medical director of Ambulatory Care Practice at Hartford Hospital and is a core teaching faculty for the UConn Internal Medicine Residency Program.

Anat Bergner, M.D.

Anat Bergner, M.D.

Core Faculty, UConn Health

Dr. Bergner, assistant professor at UConn, completed her residency at the University of Massachusetts Medical Center in Worcester, MA. Before that, she attended Mount Sinai School of Medicine in New York City. She received her undergraduate degree from Brown University in Rhode Island. Dr. Bergner is also a certified medical acupuncturist.

Nicole Silverstein, M.D.

Nicole Silverstein, M.D., FACP

Core Faculty, UConn Health

Dr. Silverstein grew up in sunny California. She attended the Albert Einstein College of Medicine in New York and then completed her internal medicine residency, including a chief medical resident year at UConn’s Internal Medicine Residency Program. Her area of expertise and interest lies in the perioperative treatment of patients and she is the director of the Consultative Medical Service at UConn John Dempsey Hospital.

Ruchir Trivedi, M.D.

Ruchir Trivedi, M.D.

Core Faculty, UConn Health

Dr. Trivedi joined UConn as a resident in 2007 and continued as a chief resident and a fellow in the Division of Nephrology at UConn. After completion of his training, he continued as a core faculty member in the Department of Medicine maintaining strong ties with the residency program. Dr. Trivedi did his medical school from India and received further training in medicine and nephrology at the National Health Service, United Kingdom. Dr. Trivedi is a passionate teacher and a strong advocate for innovations in teaching and evidence based teaching methods. His academic interest includes medical education, clinical hypertension and blood purification techniques such as CVVH and plasmapheresis.

Dr. Trivedi has successfully mentored the research interest of many residents. We are proud that many of our residents have been able to publish and present their work in leading scientific journals and at national and international conferences.

Anthony Dotur, M.D.

Anthony Dotur, M.D.

Core Faculty, UConn Health

Dr. Dotur has been an assistant professor at UConn Health since completing his residency training in internal medicine at the University of Connecticut in 2006. His time at UConn was briefly interrupted when he left in the summer of 2008 to work as a hospitalist at Baptist Health Center in Jacksonville, Florida, but he returned to UConn Health in 2009. He earned both a Bachelor of Science and Masters of Science from St. John’s University (Queens, NY) and then completed his medical school training at Ross University School of Medicine. Dr. Dotur has been active in both graduate and undergraduate medical education, serving as a clinical/faculty preceptor for the second year medical school course Development of Clinical Care. In addition, he serves as the medical director of one the busiest inpatient hospital units, UT3. He has an interest in patient safety, functioning as the physician champion of the Prevention of Catheter Associated Urinary Tract Infection Committee and as a member of the Medication Safety Committee.