Benjamin Geisler, M.D., M.P.H. is a board-certified internist who practices hospital medicine at Massachusetts General Hospital. He is an international medical graduate from Germany (Charite - Universitaetsmedizin Berlin) and completed a categorical internal medicine residency at NYU School of Medicine in New York City, NY. 

As a general medicine doctor, Dr. Geisler embraces coordinating clinical care for his patients between the inpatient and outpatient settings and among treating subspecialists. He individualizes evidence-based practices, takes patients' preference into account, practices shared medical decision making, and aims to increase the efficiency or value of health care services to provide highly patient- and family-centered care. He is particularly interested in cardiovascular diseases and their prevention, antimicrobial prescribing, rare diseases and diagnostic dilemmas across medical sub-specialties.

Dr. Geisler is not accepting direct patient referrals.

If you are interested in receiving care at Massachusetts General Hospital for yourself or someone else, please go to you are a referring health care provider, please go to (phone numbers are provided on the website). For international patients, please go to

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