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

Dr. Holly Briann Costner, D.O.

Emergency Medicine Physician in Oklahoma City, OK · enumerated 2008.

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

National Provider Identifier

1912159492

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Registry record

Entity type Individual (Type 1)

Name Dr. Holly Briann Costner

Credential D.O.

Sex Female

Practice address Oklahoma City, OK, 73109

Phone (405) 636-7195

Enumeration date Oct 16, 2008

Last updated in NPPES Feb 8, 2011

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

Taxonomy & licenses

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License 4709 (OK) Primary

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
200226070A	Medicaid	OK	-
4709	Other	OK	MEDICAL LICENSE

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 Holly Costner?

The National Provider Identifier (NPI) for Holly Costner is 1912159492, a Type 1 (individual) record in the CMS NPPES registry.

Where does Holly Costner practice?

The practice location on file with NPPES is in Oklahoma City, OK. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-02-08.