Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

William M Gambrell III, M.D.

Anesthesiology Physician in Fort Collins, CO · enumerated 2006.

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

National Provider Identifier

1144257312

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Registry record

Entity type Individual (Type 1)

Name William M Gambrell III

Credential M.D.

Sex Male

Practice address 1236 E Elizabeth St Ste 1, Fort Collins, CO, 80524

Phone (970) 224-2985

Fax (970) 472-9381

Enumeration date Jun 26, 2006

Last updated in NPPES Dec 4, 2017

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License DR.0039094 (CO) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD 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 William Gambrell?

The National Provider Identifier (NPI) for William Gambrell is 1144257312, a Type 1 (individual) record in the CMS NPPES registry.

Where does William Gambrell practice?

The practice location on file with NPPES is in Fort Collins, CO. 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 2017-12-04.