Individual provider · Type 1 NPI

David A. Tessler, DO

Gastroenterology Physician · Mesa, AZ

NPI number 1659359883 Active

Practice location

3638 E Southern Ave Ste C101
Mesa, AZ 85206-2563

Fax (480) 716-3723

Specialties and licenses

TaxonomyCodeLicense
Gastroenterology Physician Primary 207RG0100X4213 (AZ)

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.

3 other providers at this address

Other gastroenterology physician providers in Mesa

See all in Mesa →

About NPI 1659359883

David A. Tessler, DO's National Provider Identifier is 1659359883, issued on Jan 6, 2006. The primary taxonomy on file is Gastroenterology Physician (207RG0100X), and the practice location is in Mesa, AZ. The record was last updated on Jan 30, 2026.