Individual provider · Type 1 NPI

Mark Fesenmyer, MD

Gastroenterology Physician · Merrillville, IN

NPI number 1992770390 Active

Practice location

8895 Broadway
Merrillville, IN 46410-7037

Call (219) 738-2081 Map

Fax (219) 736-4658

Other practice locations

  • 7835 Grand Blvd, Hobart, IN 46342-6665 · (219) 947-6795
  • 3800 Saint Mary Rd Ste 101, Valparaiso, IN 46383-3986 · (219) 947-6795

Specialties and licenses

TaxonomyCodeLicense
Gastroenterology Physician 207RG0100X036105597 (IL)
Gastroenterology Physician Primary 207RG0100X01072085A (IN)

Gastroenterology Physician: An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

10 other providers at this address

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About NPI 1992770390

Mark Fesenmyer, MD's National Provider Identifier is 1992770390, issued on Feb 20, 2006. The primary taxonomy on file is Gastroenterology Physician (207RG0100X), and the practice location is in Merrillville, IN. The record was last updated on May 5, 2020.