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Photo of Dr. Michael Zenilman

Michael Eric Zenilman, M.D.

Vice Chair and Regional Director of Surgery, Washington DC Region
Professor of Surgery
Specializes In: Adults (18+ years), Geriatrics (55+ years)


Appointment Phone


Main Location

Suburban Hospital

Out-of-State & International Patients +
Out of State Patients

Call 410-464-6641 (8a.m. to 6p.m., EST, Mon-Fri)

Learn more about our out-of-state patient services »

International Patients

Call +1-410-502-7683 (7a.m. to 6p.m., EST, Mon-Fri)

Learn more about our international patient services »


  • Vice Chair and Regional Director of Surgery, Washington DC Region
  • Professor of Surgery


  • Surgery
  • Surgery at Sibley Memorial Hospital
  • Surgery at Suburban Hospital


Suburban Hospital

Appointment Phone: 240-762-5120

8600 Old Georgetown Road
Bethesda, MD 20814 map
Phone: 240-762-5120

Johns Hopkins Health Care and Surgery Center

Appointment Phone: 240-762-5120

6420 Rockledge Drive
Suite 2200
Bethesda, MD 20817 map
Phone: 240-762-5120

Johns Hopkins Community Physicians General Surgery at Howard County

Appointment Phone: 410-730-1988

11085 Little Patuxent Parkway
Medical Arts Building Suite 103
Columbia, MD 21044 map
Phone: 410-730-1988

Sibley Memorial Hospital

Appointment Phone: 240-762-5120

5255 Loughboro Road NW
Washington, DC 20016 map
Phone: 240-762-5120


Biliary Tract Surgery, Colon and Intestinal Surgery, Crohn's Disease, Flexible Sigmoid, Gallbladder Disorders, Gastrointestinal Surgery, Geriatric Surgery, Hernia Repair, Hernia Surgery, Hernias, Laparoscopic and Minimally Invasive Surgery, Laparoscopic Surgery, Pancreatic Surgery, Parathyroid Conditions, Surgery , Surgical Oncology, Thyroid Cancer

Research Interests

Pancreatic Regeneration; Pancreatic and Laparoscopic Surgery


A specialist in gastrointestinal, pancreatico-biliary and geriatric surgery, Michael E. Zenilman, M.D., joined Johns Hopkins as vice chair and regional directory of surgery to oversee the surgery services delivered at Johns Hopkins Medicines three community hospitals, Howard County General Hospital in Columbia, Md., Sibley Memorial Hospital in Washington, D.C., and Suburban Hospital in Bethesda, Md. In that role, Zenilman will work with leaders at the hospitals to develop a truly regional health care delivery system and ensure that safety, quality and service standards in surgical care at each location are among the best practices in the field and that our patients throughout the region are best served.

He operates a clinical practice out of Suburban Hospital. more

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