NPI Portal NPI Lookup & Verification

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

Heather R Martin, FNP, ANRN

Family Nurse Practitioner in Eagle River, AK · enumerated 2006.

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

National Provider Identifier

1639130594

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Registry record

Entity type Individual (Type 1)
Name Heather R Martin
Credential FNP, ANRN
Sex Female
Practice address Eagle River, AK, 99577
Fax (907) 696-5123
Enumeration date Mar 30, 2006
Last updated in NPPES Mar 7, 2023

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

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 839 (AK) Primary
FNP · Family Nurse Practitioner: A nurse practitioner certified in family practice across the lifespan. About the FNP credential

Other identifiers

Identifier Type State Issuer
NP8888 Medicaid AK -
839 Other AK LICENSE

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 Heather Martin?
The National Provider Identifier (NPI) for Heather Martin is 1639130594, a Type 1 (individual) record in the CMS NPPES registry.
Where does Heather Martin practice?
The practice location on file with NPPES is in Eagle River, AK. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-03-07.