About
Dr. Edwin M. Keeshan spent twenty-four years as a US Naval Officer before earning his medical degree in 2013. He completed his undergraduate studies at the United States Naval Academy and attended medical school at St. George's University. He then trained in family medicine residency at SUNY Downstate in Brooklyn, NY.
After residency, Dr. Keeshan served as an Attending Physician at NYU Langone in New York City. He also directed the NYS Department of Health COVID-19 vaccinations program at Jones Beach, NY. He holds board certification in Family Medicine and a Board Diplomate designation from the American Board of Obesity Medicine. His additional credentials include Basic Life Support, Advanced Cardiovascular Life Support, Pediatric Advanced Life Support, and a DEA Medical Cannabis License. A Montauk local, he opened MDHampton to care for the community he calls home. He believes every person deserves genuine, personal time with their doctor, with the shared goal of a long and healthy life.
Education & Training
Undergraduate
United States Naval Academy
Medical School
St. George's University
Residency
Family Medicine, SUNY Downstate, Brooklyn, NY
Additional Training
Attending Physician, NYU Langone; Director, NYS Department of Health COVID-19 Vaccinations Program, Jones Beach, NY
Certifications
Conditions Treated
Who is Dr. Keeshan right for?
Dr. Keeshan is a strong fit for individuals and families seeking a personal, relationship-driven primary care physician on the East End. Patients managing chronic conditions like hypertension, diabetes, anxiety, or obesity benefit from his broad clinical range. He works well with those who value same-day access and the convenience of house calls or telemedicine. Patients interested in weight management or medical cannabis evaluation will find relevant expertise here.
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Frequently Asked Questions
Dr. Keeshan treats a wide range of conditions across family medicine. His clinical work includes chronic condition management, anxiety, depression, insomnia, and weight management. He also handles acute concerns like infections, lacerations, and tick bites. His obesity medicine certification gives him additional depth in weight-related health.
Yes, Dr. Keeshan holds board certification in Family Medicine. He also holds a Board Diplomate designation from the American Board of Obesity Medicine. His additional credentials include Basic Life Support, Advanced Cardiovascular Life Support, and Pediatric Advanced Life Support.
Dr. Keeshan completed his undergraduate studies at the United States Naval Academy. He earned his medical degree at St. George's University and completed his family medicine residency at SUNY Downstate in Brooklyn, NY. After residency, he worked as an Attending Physician at NYU Langone in New York City.
Dr. Keeshan served as a US Naval Officer for twenty-four years before entering medicine. He earned his medical degree in 2013 and went on to complete his residency at SUNY Downstate. He also directed the NYS Department of Health COVID-19 vaccinations program at Jones Beach, NY.
Yes, house calls are a core part of Dr. Keeshan's practice. He brings physical exams, lab draws, EKGs, preventive screenings, and diagnostic testing directly to patients at home. This model works especially well for patients in Montauk, Amagansett, and East Hampton.
Yes, Dr. Keeshan offers telemedicine for urgent care visits, follow-up appointments, and chronic condition management. Patients can connect with him remotely when an in-person visit is not necessary or convenient.
Yes, Dr. Keeshan holds a Board Diplomate designation from the American Board of Obesity Medicine. He treats weight management as a clinical priority. His approach addresses the medical and lifestyle factors that influence a patient's weight and long-term health.
Yes, Dr. Keeshan holds a DEA Medical Cannabis License in New York State. He can evaluate patients and provide certifications for medical cannabis where clinically appropriate.
Doctor profile last updated March 21, 2026