Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Buck J Darley, FNP-C

Q: What is the NPI number for Buck Darley?

The National Provider Identifier (NPI) for Buck Darley is 1336790492, a Type 1 (individual) record in the CMS NPPES registry.

Family Nurse Practitioner in Iron Mountain, MI · enumerated 2019.

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

National Provider Identifier

1336790492

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Registry record

Entity type Individual (Type 1)

Name Buck J Darley

Credential FNP-C

Sex Male

Practice address 440 Woodward Ave, Iron Mountain, MI, 49801

Phone (906) 776-9040

Fax (906) 774-5950

Enumeration date Sep 20, 2019

Last updated in NPPES Oct 6, 2021

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 10119-33 (WI) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 4704305785 (WI) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 4704305785 (MI) Primary

Other identifiers

Identifier	Type	State	Issuer
F09190896	Other	-	AMERICAN ACADEMY OF NURSE PRACTITIONERS

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 Buck Darley?

The National Provider Identifier (NPI) for Buck Darley is 1336790492, a Type 1 (individual) record in the CMS NPPES registry.

Where does Buck Darley practice?

The practice location on file with NPPES is in Iron Mountain, MI. 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 2021-10-06.