Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Leia Dawn O'Fallon, ANP

Obstetrics & Gynecology Nurse Practitioner in Monticello, AR · enumerated 2023.

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

National Provider Identifier

1477269306

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Registry record

Entity type Individual (Type 1)

Name Mrs. Leia Dawn O'Fallon

Credential ANP

Sex Female

Practice address 535 Jordan Dr, Monticello, AR, 71655

Phone (870) 367-6246

Fax (855) 926-7383

Enumeration date Jan 24, 2023

Last updated in NPPES Mar 27, 2026

Taxonomy & licenses

363LX0001X Obstetrics & Gynecology Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License A01586 (AR) Primary

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 Leia O'Fallon?

The National Provider Identifier (NPI) for Leia O'Fallon is 1477269306, a Type 1 (individual) record in the CMS NPPES registry.

Where does Leia O'Fallon practice?

The practice location on file with NPPES is in Monticello, AR. 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 2026-03-27.