Individual provider · Type 1 NPI

Theodore Anthony Tollivoro, MD

Gastroenterology Physician · Clackamas, OR

NPI number 1811230147 Active

Practice location

9900 SE Sunnyside Rd
Clackamas, OR 97015-9777

Call (800) 813-2000 Map

Mailing address

500 NE Multnomah St Ste 100
Portland, OR 97232-2031

Other practice locations

  • 2425 Geary Blvd, M160, San Francisco, CA 94115-3358 · (415) 833-9182
  • 1479 Ygnacio Valley Rd # 200, Walnut Creek, CA 94598-2986 · (925) 296-7340

Specialties and licenses

TaxonomyCodeLicense
Gastroenterology Physician 207RG0100XA132935 (CA)
Gastroenterology Physician Primary 207RG0100XMD224469 (OR)

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.

120 other providers at this address

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About NPI 1811230147

Theodore Anthony Tollivoro, MD's National Provider Identifier is 1811230147, issued on Apr 4, 2013. The primary taxonomy on file is Gastroenterology Physician (207RG0100X), and the practice location is in Clackamas, OR. The record was last updated on Aug 5, 2025.