Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Zachary Myles Nollin, D.O.

Orthopaedic Surgery Physician in Oklahoma City, OK · enumerated 2011.

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

National Provider Identifier

1861782849

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Registry record

Entity type Individual (Type 1)

Name Zachary Myles Nollin

Credential D.O.

Sex Male

Practice address 5401 N Portland Ave Ste 600, Oklahoma City, OK, 73112

Phone (405) 713-9940

Fax (405) 713-9941

Enumeration date Apr 12, 2011

Last updated in NPPES May 28, 2020

Taxonomy & licenses

207X00000X Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians · License 5257 (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
200637840 A	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

Where does Zachary Nollin practice?

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

What is the NPI number for Zachary Nollin?

The National Provider Identifier (NPI) for Zachary Nollin is 1861782849, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-05-28.