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

Dr. John Forrest Prater, D.O.

Q: What is the NPI number for John Prater?

The National Provider Identifier (NPI) for John Prater is 1801014378, a Type 1 (individual) record in the CMS NPPES registry.

Psychiatry Physician in Phoenix, AZ · enumerated 2007.

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

National Provider Identifier

1801014378

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Registry record

Entity type Individual (Type 1)

Name Dr. John Forrest Prater

Credential D.O.

Sex Male

Practice address Phoenix, AZ, 85028

Phone (602) 795-1834

Fax (602) 795-2608

Enumeration date Apr 23, 2007

Last updated in NPPES Jun 24, 2024

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

Taxonomy & licenses

2084P0015X Psychosomatic Medicine Physician Allopathic & Osteopathic Physicians · License OS4879 (FL) Secondary

2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians · License 007409 (AZ) 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

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 John Prater?

The National Provider Identifier (NPI) for John Prater is 1801014378, a Type 1 (individual) record in the CMS NPPES registry.

Where does John Prater practice?

The practice location on file with NPPES is in Phoenix, AZ. 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 2024-06-24.