NPI Portal NPI Lookup & Verification

Robert Harrison

Robert Harrison is a Mental Health Counselor provider (Counselor) practicing in Sebastopol, CA, registered in the NPPES registry with NPI 1790998912 since 2007.

✓ Active NPI ✓ Valid NPI checksum

NPI 1790998912
Entity type Individual (Type 1)
Name Robert Harrison
Sex Male
Practice address 1800 GRAVENSTEIN HWY N, Sebastopol, CA, 95472
Phone 7078237300
Enumeration date 2007-05-07
Last updated in NPPES 2007-07-08

Taxonomy & licenses

Taxonomy code Specialty Primary License State
101YM0800X Mental Health Counselor Primary
Copy-ready billing details
Provider: Robert Harrison
NPI: 1790998912
Taxonomy: 101YM0800X (Mental Health Counselor)
Address: 1800 GRAVENSTEIN HWY N, Sebastopol, CA, 95472

Other providers at this practice address

NPI Name Type Specialty Location
1639226814 Tlc Child and Family Services Organization Adolescent and Children Mental Health Clinic/Center Sebastopol, CA
1801940168 Sharon Kahn Individual Mental Health Counselor Sebastopol, CA
1770613341 Teresa Smith Individual School Counselor Sebastopol, CA
1790815371 Anna Richmond Individual Psychologist Sebastopol, CA
1306962659 Jill Rees Individual Psychologist Sebastopol, CA
1780700237 John Scherer Individual Marriage & Family Therapist Sebastopol, CA
1235334236 S.A.G.E Project Organization Community/Behavioral Health Agency Sebastopol, CA
1467644849 Scott Matsuura Individual Clinical Social Worker Sebastopol, CA

Verify this record

Cross-check NPI 1790998912 against the authoritative CMS record: view Robert Harrison on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

What is the NPI number for Robert Harrison?
The National Provider Identifier (NPI) for Robert Harrison is 1790998912, a Type 1 (individual) record in the CMS NPPES registry.
Where does Robert Harrison practice?
The practice location on file with NPPES is in Sebastopol, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-08.