Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Jonathan Byron Trustman, D.O.

Emergency Medicine Physician in Flagstaff, AZ · enumerated 2014.

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

National Provider Identifier

1912319930

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Registry record

Entity type Individual (Type 1)

Name Dr. Jonathan Byron Trustman

Credential D.O.

Sex Male

Practice address 1200 N Beaver St, Flagstaff, AZ, 86001

Phone (928) 214-3930

Enumeration date May 25, 2014

Last updated in NPPES Sep 2, 2015

Taxonomy & licenses

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License 20A 12773 (CA) 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 Jonathan Trustman?

The National Provider Identifier (NPI) for Jonathan Trustman is 1912319930, a Type 1 (individual) record in the CMS NPPES registry.

Where does Jonathan Trustman practice?

The practice location on file with NPPES is in Flagstaff, AZ. 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 2015-09-02.