Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Carol Weser, PSYCHOLOGIST

Q: What is the NPI number for Carol Weser?

The National Provider Identifier (NPI) for Carol Weser is 1639169576, a Type 1 (individual) record in the CMS NPPES registry.

Psychologist in Santa Rosa, CA · enumerated 2005.

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

National Provider Identifier

1639169576

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Registry record

Entity type Individual (Type 1)

Name Dr. Carol Weser

Credential PSYCHOLOGIST

Sex Female

Practice address 2455 Bennett Valley Rd, Suite B-208, Santa Rosa, CA, 95404

Phone (707) 526-2228

Fax (707) 526-2288

Enumeration date Oct 23, 2005

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

103T00000X Psychologist Behavioral Health & Social Service Providers · License PSY 10753 (CA) 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 Carol Weser?

The National Provider Identifier (NPI) for Carol Weser is 1639169576, a Type 1 (individual) record in the CMS NPPES registry.

Where does Carol Weser practice?

The practice location on file with NPPES is in Santa Rosa, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.