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Brian A. Chalkin, DO

Orthopaedic Surgery Physician in Tulsa, OK · enumerated 2006 · practices at Orthopaedic Center, PC.

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

National Provider Identifier

1861453102

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Registry record

Entity type Individual (Type 1)
Name Brian A. Chalkin
Credential DO
Sex Male
Practice address 2431 E 61st St Ste 500, Tulsa, OK, 74136
Phone (918) 582-6800
Fax (918) 582-6060
Enumeration date Mar 28, 2006
Last updated in NPPES Nov 12, 2024

Taxonomy & licenses

207X00000X Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians · License 3711 (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
200031300A Medicaid OK -

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 Brian Chalkin?
The National Provider Identifier (NPI) for Brian Chalkin is 1861453102, a Type 1 (individual) record in the CMS NPPES registry.
Where does Brian Chalkin practice?
The practice location on file with NPPES is in Tulsa, OK. 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 2024-11-12.