Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Carl Frederick Bigler, M.D.

Q: What is the NPI number for Carl Bigler?

The National Provider Identifier (NPI) for Carl Bigler is 1225054240, a Type 1 (individual) record in the CMS NPPES registry.

Dermatology Physician in Flagstaff, AZ · enumerated 2006.

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

National Provider Identifier

1225054240

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Registry record

Entity type Individual (Type 1)

Name Carl Frederick Bigler

Credential M.D.

Sex Male

Practice address 1490 N Turquoise Dr, Flagstaff, AZ, 86001

Phone (928) 774-5074

Fax (928) 779-0884

Enumeration date Jul 14, 2006

Last updated in NPPES Jan 11, 2022

Taxonomy & licenses

207ND0900X Dermatopathology Physician Allopathic & Osteopathic Physicians · License 23222 (AZ) Secondary

207ND0101X MOHS-Micrographic Surgery Physician Allopathic & Osteopathic Physicians · License 23222 (AZ) Secondary

207N00000X Dermatology Physician Allopathic & Osteopathic Physicians · License 23222 (AZ) Primary

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

Other identifiers

Identifier	Type	State	Issuer
132522	Medicaid	AZ	-
070008139	Other	AR	RXR MEDICARE

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 Carl Bigler?

The National Provider Identifier (NPI) for Carl Bigler is 1225054240, a Type 1 (individual) record in the CMS NPPES registry.

Where does Carl Bigler 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 2022-01-11.