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Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

John R Gearhart, MD

Ophthalmology Physician in Chickasha, OK · enumerated 2005.

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

National Provider Identifier

1669455036

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Registry record

Entity type Individual (Type 1)
Name John R Gearhart
Credential MD
Sex Male
Practice address 2222 W Iowa Ave, Chickasha, OK, 73018
Phone (405) 224-8111
Fax (405) 222-9587
Enumeration date Nov 21, 2005
Last updated in NPPES Jun 24, 2016

Taxonomy & licenses

207W00000X Ophthalmology Physician Allopathic & Osteopathic Physicians · License 14026 (OK) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
100179020A Medicaid OK -
4254092 Other - AETNA
180016520 Other OK RR
730764194026 Other OK BLUE CROSS BLUE SHIELD
3060610 Other - CIGNA

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.

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Frequently asked questions

What is the NPI number for John Gearhart?
The National Provider Identifier (NPI) for John Gearhart is 1669455036, a Type 1 (individual) record in the CMS NPPES registry.
Where does John Gearhart practice?
The practice location on file with NPPES is in Chickasha, 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 2016-06-24.