Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Caitlyn Cayer

Family Nurse Practitioner in Great Falls, MT · enumerated 2021.

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

National Provider Identifier

1922698489

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Caitlyn Cayer

Sex Female

Practice address 1401 25th St S, Great Falls, MT, 59405

Phone (406) 731-8888

Fax (406) 731-8318

Enumeration date Jan 19, 2021

Last updated in NPPES Apr 5, 2024

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 195852 (MT) 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

Where does Caitlyn Cayer practice?

The practice location on file with NPPES is in Great Falls, MT. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Caitlyn Cayer?

The National Provider Identifier (NPI) for Caitlyn Cayer is 1922698489, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-04-05.