Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Brian Mesinger, PSYCHOLOGIST
Psychologist in Fort Collins, CO · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1487879144
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Registry record
Entity type Individual (Type 1)
Name Brian Mesinger
Credential PSYCHOLOGIST
Sex Male
Practice address 1200 E Elizabeth St, Fort Collins, CO, 80524
Phone (970) 416-6286
Fax (970) 482-2635
Enumeration date Apr 16, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
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.
Frequently asked questions
What is the NPI number for Brian Mesinger?
The National Provider Identifier (NPI) for Brian Mesinger is 1487879144, a Type 1 (individual) record in the CMS NPPES registry.
Where does Brian Mesinger practice?
The practice location on file with NPPES is in Fort Collins, CO. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → John Guenther Pediatrics Physician · Fort Collins, CO NPI 1184695892 James Mcginnis Pediatrics Physician · Fort Collins, CO NPI 1447221155 Vaughn Hanson Pediatrics Physician · Fort Collins, CO NPI 1184695637 Julie Brockway Pediatrics Physician · Fort Collins, CO NPI 1013988575 Elizabeth Ballard Pediatrics Physician · Fort Collins, CO NPI 1336111541 Lorrie Kehmeier Medical Physician Assistant · Fort Collins, CO NPI 1598733479 Mary Baker Medical Physician Assistant · Fort Collins, CO NPI 1124096631 Pamela Riffe Medical Physician Assistant · Fort Collins, CO NPI 1043268972
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.