Mark Albanese, MD
Medical Director of Behavioral Health
Mark Albanese serves as the physician advisor to the behavioral health team and substance abuse management program, overseeing the behavioral health provider network, development and administration of behavioral health services, and maintenance of quality policies and guidelines.
Mark currently serves as the advanced fellow in addiction studies at Harvard Medical School, where he is also an assistant clinical professor of psychiatry. He also acts as director of addictions treatment services for the Cambridge Health Alliance and is the preferred provider for the committee of physician health at the Medical Society of the State of New York. Mark previously worked for the Massachusetts Department of Mental Health, serving as unit medical director, residency training director, director of medical education, and formerly as the associate chief of psychiatry at Tewksbury Hospital.
Mark earned his medical degree from Cornell University Medical College and completed his psychiatry residency at Massachusetts Mental Health Center. He also earned a bachelor's degree from Harvard College.
Alan Drabkin, MD
Associate Medical Director
Alan Drabkin serves as the physician advisor to the pharmacy staff, ensuring clinically appropriate, cost-effective pharmacy benefit management, and providing clinical guidance around strategies for improving the health of members with diabetes.
Alan is a practicing family physician at Windsor Street Health Center and a scholar at the Academy at Harvard Medical School. Alan previously served as a primary care physician at the Hebrew Rehabilitation Center for Aged, Harvard Community Health Plan, and Mount Auburn Hospital. He also previously acted as senior house officer of neonatal medicine at King's College Hospital in London and assistant in general practice at Abbey Medical Center in London.
Alan earned his medical degree at the University of Cape Town Medical School in South Africa and completed his residency in family practice at the University of Massachusetts Medical School. Alan also earned a master's degree in anthropology at Harvard University.
Sansei Fowler, MD, MPH
Associate Medical Director
Sansei Fowler serves as a physician advisor to the clinical affairs team, ensuring members receive high-quality care from the provider network, supporting care and utilization management, and participating in the development and administration of clinical population-based programs and medical management policies.
Sansei is a practicing pediatric primary care physician at Whittier Street Health Center, and a part-time quality improvement consultant for the Boston Public Health Commission, and provides technical assistance for seven clinical site teams that participate in early childhood mental health initiative. She is heavily involved as a community health liaison and youth event coordinator, volunteers at elementary school health fairs, and is a contributing health writer for the Mattapan Reporter. She previously served as staff pediatrician at Mattapan Community Health Center. She has also worked at North Shore Children's Hospital, in the emergency department, and at Lowell General Hospital.
Sansei earned her medical degree at Harvard Medical School and completed her postdoctoral general pediatric residency at St. Christopher's Hospital for Children. She also earned a master's degree in public health with a concentration in health care management from the Harvard School of Public Health, and a bachelor's degree in neuroscience with a minor in psychology from Johns Hopkins University. She is board certified in pediatrics and certified in pediatric advance life support and neonatal resuscitation.
Diana Gamser, MD
Associate Medical Director
Diana Gamser serves as a physician advisor to the behavioral health team, supporting the case management and utilization review teams, and ensuring members receive high-quality care from the behavioral health network.
Diana is a practicing child and adolescent psychiatrist at Germaine, Lawrence Inc., and previously served as staff psychiatrist in the outpatient department of the Cambridge Hospital. She completed a fellowship in child and adolescent psychiatry at the Cambridge Health Alliance, and an internship in psychiatry at the University of Massachusetts Medical Center. She also speaks Mandarin Chinese and French.
Diana earned her medical degree from the University of Massachusetts and completed her postdoctoral residency at the Harvard Longwood Psychiatry Residency Training Program. She also earned a master's degree in social anthropology from the London School of Economics and Political Science and a bachelor's degree in government from Harvard College. She is board certified in psychiatry and neurology.
Robert S. Janett, MD, FACP
Senior Medical Director
Rob Janett serves as the physician advisor to the medical management, credentialing, quality, and appeals and grievances team. He works closely with our special programs and care management team, as well as the state, to coordinate care for members and provide clinical support to Network Health's nurses and social workers.
Rob is a practicing primary care physician with Cambridge Family Health and the medical director of the Mount Auburn Cambridge Independent Practice Association. He is also an assistant professor of medicine at Harvard Medical School, a clinical instructor in health science at Northeastern University, and a health policy consultant to the World Bank, Latin America and Caribbean Region. He also previously served with the U.S. Public Health Service and spent three years on the Navajo Indian Reservation before returning to Cambridge Hospital.
Rob earned his medical degree at Dartmouth Medical School and completed his residency in internal medicine at Cambridge Hospital, where he served as chief medical resident.
Sowmya Viswanathan, MD
Sowmya Viswanathan serves as a physician advisor to the clinical affairs team, ensuring clinical quality in the provider network and overseeing physician review services and appeals, utilization management functions, integrated care management, medical policy formulation, and the development and execution of clinical disease management and population-based programs.
Sowmya currently also serves as a medical necessity expert and physician advisor nationwide for the UnitedHealth Group. During her more than 15 years' experience in the health care industry, Sowmya previously acted as the associate medical director and lead physician advisor at Harvard Pilgrim Health Care; medical director of primary care services at Newton-Wellesley Hospital; physician quality officer for ambulatory services at UMass Memorial Medical Center; and medical director of interim health care at the Westborough Healthcare and Rehab Facility.
Sowmya earned her medical degree at Madurai Medical College in India and completed both her chief medical residency and her internal medical residency at Boston University. She is board certified in internal medicine and a member of several professional organizations including the American College of Physician Executives, the American Medical Association, and the Massachusetts Medical Society.