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Calah Messner, A-GNP-C

Primary Care Nurse Practitioner in Arvada, CO · enumerated 2022.

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

National Provider Identifier

1881338135

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Registry record

Entity type Individual (Type 1)
Name Calah Messner
Credential A-GNP-C
Sex Female
Practice address 16280 W 64th Ave, Arvada, CO, 80007
Phone (720) 898-1110
Fax (720) 898-1113
Enumeration date Apr 22, 2022
Last updated in NPPES Apr 22, 2022

Taxonomy & licenses

363LP2300X Primary Care Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License APN.0997533-NP (CO) 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.

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Frequently asked questions

Where does Calah Messner practice?
The practice location on file with NPPES is in Arvada, CO. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Calah Messner?
The National Provider Identifier (NPI) for Calah Messner is 1881338135, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-04-22.