Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Douglas Allan Dunagan

Physical Medicine & Rehabilitation Physician in San Angelo, TX · enumerated 2018 · practices at Lummus Pharm Inc.

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

National Provider Identifier

1134609852

Verified

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Registry record

Entity type Individual (Type 1)

Name Douglas Allan Dunagan

Sex Male

Practice address San Angelo, TX, 76903

Phone (325) 655-7391

Fax (325) 653-1413

Enumeration date Aug 21, 2018

Last updated in NPPES Aug 21, 2018

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

208100000X Physical Medicine & Rehabilitation Physician Allopathic & Osteopathic Physicians · License 2036929 (TX) Primary

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 Douglas Dunagan?

The National Provider Identifier (NPI) for Douglas Dunagan is 1134609852, a Type 1 (individual) record in the CMS NPPES registry.

Where does Douglas Dunagan practice?

The practice location on file with NPPES is in San Angelo, TX. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-08-21.