NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mary Louise Catron

Personal Care Attendant in Stilwell, OK · enumerated 2016.

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

National Provider Identifier

1821543216

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Mary Louise Catron
Sex Female
Practice address 520 W Division St, Stilwell, OK, 74960
Phone (918) 696-6161
Enumeration date Aug 16, 2016
Last updated in NPPES Aug 16, 2016

Taxonomy & licenses

3747P1801X Personal Care Attendant Nursing Service Related Providers 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 Mary Catron?
The National Provider Identifier (NPI) for Mary Catron is 1821543216, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mary Catron practice?
The practice location on file with NPPES is in Stilwell, OK. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-08-16.