Catherine Bayer, PHD
NPI 1932195765 · Clinical Psychologist · Santa Rosa, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Bayer, PHD is a Clinical Psychologist provider in Santa Rosa, CA (NPI 1932195765).
Provider details
- NPI number
- 1932195765
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- License
- MFC12476 INACTIVE (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-27
- Last updated
- 2020-01-09
- Certified
- 2020-01-09
Frequently asked questions
- What is Catherine Bayer's NPI number?
- Catherine Bayer's National Provider Identifier (NPI) is 1932195765, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Bayer's specialty?
- Catherine Bayer is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Catherine Bayer located?
- Catherine Bayer's practice location on file with NPPES is 4605 Hidden Oaks Rd, Santa Rosa, CA 95404-9541.
- What is Catherine Bayer's phone number?
- The practice phone number listed in the NPPES registry for Catherine Bayer is (707) 546-8209.
- Does Catherine Bayer accept Medicare?
- Catherine Bayer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Bayer's NPI active?
- Yes — Catherine Bayer's NPI (1932195765) is active in the NPPES registry as of the last update on 2020-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.