Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Don C Dunlap Doctor of Osteopathic Medicine PA

Family Medicine Physician in Lewisville, TX · enumerated 2017 · authorized official Donald Dunlap, Owner.

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

National Provider Identifier

1629589957

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Registry record

Entity type Organization (Type 2)

Legal business name Don C Dunlap Doctor of Osteopathic Medicine PA

Other name <Unavail>

Practice address 363 W Main St, Lewisville, TX, 75057

Phone (972) 436-4434

Fax (817) 912-1634

Enumeration date Oct 13, 2017

Last updated in NPPES Mar 17, 2018

Taxonomy & classification

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License G4286 (TX) Primary

Authorized official

Name Donald Dunlap

Title Owner

Phone (972) 436-4434

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

Who is the authorized official for Don C Dunlap Doctor of Osteopathic Medicine PA?

NPPES lists Donald Dunlap (Owner) as the authorized official for this organization.

What is the NPI number for Don C Dunlap Doctor of Osteopathic Medicine PA?

The NPI for Don C Dunlap Doctor of Osteopathic Medicine PA is 1629589957, a Type 2 (organization) record in the CMS NPPES registry.

Providers at this address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-03-17.