Individual provider · Type 1 NPI

Daniel O. Siegel, MD

Gastroenterology Physician · Denver, CO

NPI number 1174518344 Active

Practice location

4500 E 9th Ave, #720 S
Denver, CO 80220

Call (303) 355-3525 Map

Fax (303) 355-0255

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician 207R00000X35377 (CO)
Gastroenterology Physician Primary 207RG0100X35377 (CO)

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.

70 other providers at this address

Other gastroenterology physician providers in Denver

See all in Denver →

About NPI 1174518344

Daniel O. Siegel, MD's National Provider Identifier is 1174518344, issued on Sep 14, 2005. The primary taxonomy on file is Gastroenterology Physician (207RG0100X), and the practice location is in Denver, CO. The record was last updated on Sep 11, 2025.