Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mary Jane Walker, FNP

Q: What is the NPI number for Mary Walker?

The National Provider Identifier (NPI) for Mary Walker is 1144353186, a Type 1 (individual) record in the CMS NPPES registry.

Family Nurse Practitioner in Maynardville, TN · enumerated 2007 · practices at Cherokee Health Systems.

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

National Provider Identifier

1144353186

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Registry record

Entity type Individual (Type 1)

Name Mary Jane Walker

Credential FNP

Sex Female

Practice address 4330 Maynardville Hwy, Maynardville, TN, 37807

Phone (865) 992-3849

Fax (865) 992-5166

Enumeration date Mar 13, 2007

Last updated in NPPES Sep 29, 2020

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License RN155059 (TN) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License APN20851 (TN) Primary

FNP · Family Nurse Practitioner: A nurse practitioner certified in family practice across the lifespan. About the FNP 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 Mary Walker?

The National Provider Identifier (NPI) for Mary Walker is 1144353186, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mary Walker practice?

The practice location on file with NPPES is in Maynardville, TN. 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 2020-09-29.