Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Tri-Cities Gastroenterology LLC

Q: What is the NPI number for Tri-Cities Gastroenterology LLC?

The NPI for Tri-Cities Gastroenterology LLC is 1083639918, a Type 2 (organization) record in the CMS NPPES registry.

Gastroenterology Physician in Kingsport, TN · enumerated 2006 · authorized official Michelle Merritt, Practice Administrator.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1083639918

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Registry record

Entity type Organization (Type 2)

Legal business name Tri-Cities Gastroenterology LLC

Practice address 10461 Wallace Alley St, Kingsport, TN, 37663

Phone (423) 279-1400

Enumeration date Jul 13, 2006

Last updated in NPPES Oct 26, 2023

Taxonomy & classification

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians Primary

Authorized official

Name Michelle Merritt

Title Practice Administrator

Phone (423) 279-1414

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Tri-Cities Gastroenterology LLC?

The NPI for Tri-Cities Gastroenterology LLC is 1083639918, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for Tri-Cities Gastroenterology LLC?

NPPES lists Michelle Merritt (Practice Administrator) as the authorized official for this organization.

Providers at this address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-10-26.