About
Mark D. Wasserman, MD has practiced family medicine on Long Island for decades, earning a reputation as one of the region's most trusted primary care physicians. He earned his Bachelor of Science in Biology from Bucknell University in Lewisburg, Pennsylvania, then completed his Doctorate of Medicine at the Autonomous University in Guadalajara, Mexico in 1974. I. Jewish in Queens, New York, before undertaking his Family Practice residency at Southside Hospital in Bayshore, New York. He served as Chief Resident there in 1978.
Dr. Wasserman holds a New York medical license and maintains an affiliation with Mather Memorial Hospital. Newsday recognized him in 2011 as one of the six best family physicians in the tri-state metropolitan area. He takes an individualized approach to care, weaving nutritional education and lifestyle coaching into every patient relationship. His goal is earlier disease detection and stronger disease prevention. He makes house calls when needed and stays accessible to patients by phone around the clock.
Education & Training
Undergraduate
Bucknell University, Lewisburg, PA - Bachelor of Science, Biology 1970
Medical School
Autonomous University, Guadalajara, Mexico - Doctorate of Medicine 1974
Residency
Family Practice, Southside Hospital, Bayshore, NY 1975-1978; Chief Resident 1978
Additional Training
Internship: Queens General Hospital, L.I. Jewish, Queens, NY 1974-1975
Who is Dr. Wasserman right for?
Dr. Wasserman suits adults and children in Northeast Brookhaven who want a long-term relationship with a single, consistent physician. Patients managing chronic conditions benefit from his emphasis on early detection and prevention. Those interested in nutrition, lifestyle coaching, and comprehensive wellness planning find his approach a strong match. Patients who value direct physician access, including after-hours calls and house visits, fit well in his practice.
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Frequently Asked Questions
Dr. Wasserman practices full-scope family medicine for both adults and children. He addresses acute illnesses, chronic disease management, and preventive care. He also focuses on nutritional health and lifestyle-driven conditions.
Dr. Wasserman holds a New York medical license and completed his Family Practice residency at Southside Hospital in Bayshore, New York, where he served as Chief Resident in 1978.
Dr. Wasserman earned his medical degree from the Autonomous University in Guadalajara, Mexico in 1974. I. Jewish in Queens, New York. His Family Practice residency took place at Southside Hospital in Bayshore, New York.
Yes. Dr. Wasserman makes house calls as needed. This is part of his individualized approach to personalized medicine and ensures patients can receive care in the right setting for their situation.
Yes. Dr. Wasserman stays reachable by phone after hours and on weekends. Members can contact him directly for urgent matters around the clock.
Yes. Every visit involves Dr. Wasserman directly. The practice does not route patients to nurse practitioners or physician assistants.
Yes. Newsday named Dr. Wasserman one of the six best family physicians in the tri-state metropolitan area in 2011. He has built a long-standing practice serving Northeast Brookhaven communities.
Dr. Wasserman takes an individualized approach focused on early disease detection and prevention. He incorporates nutritional education, physical and mental well-being, and healthier lifestyle coaching into his care. Each patient receives a custom wellness plan through the MDVIP Wellness Program.
Doctor profile last updated June 8, 2026