NPI Portal NPI Lookup & Verification

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

Matthew John Terhark, D.O.

Family Medicine Physician in Denison, TX · enumerated 2016.

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

National Provider Identifier

1366892606

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Registry record

Entity type Individual (Type 1)
Name Matthew John Terhark
Credential D.O.
Sex Male
Practice address Denison, TX, 75020
Enumeration date Jun 17, 2016
Last updated in NPPES Sep 13, 2017

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

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License BP10058109 (TX) Primary
207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License R4485 (TX) Secondary
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Other identifiers

Identifier Type State Issuer
BP10058109 Other TX PHYSICIAN IN TRAINING

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 Matthew Terhark?
The National Provider Identifier (NPI) for Matthew Terhark is 1366892606, a Type 1 (individual) record in the CMS NPPES registry.
Where does Matthew Terhark practice?
The practice location on file with NPPES is in Denison, TX. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-09-13.