Katherine Schwimmer
NPI 1578843801 · Clinical Psychologist · Sebastopol, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Schwimmer is a Clinical Psychologist provider in Sebastopol, CA (NPI 1578843801).
Provider details
- NPI number
- 1578843801
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 27985 (CA)
Specialties & taxonomies
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
14 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
- 2011-08-17
- Last updated
- 2025-09-09
- Certified
- 2025-09-09
Frequently asked questions
- What is Katherine Schwimmer's NPI number?
- Katherine Schwimmer's National Provider Identifier (NPI) is 1578843801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Schwimmer's specialty?
- Katherine Schwimmer is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Katherine Schwimmer located?
- Katherine Schwimmer's practice location on file with NPPES is 11250 Barnett Valley Rd, Sebastopol, CA 95472-9555.
- What is Katherine Schwimmer's phone number?
- The practice phone number listed in the NPPES registry for Katherine Schwimmer is (707) 695-8909.
- Does Katherine Schwimmer accept Medicare?
- Katherine Schwimmer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Schwimmer's NPI active?
- Yes — Katherine Schwimmer's NPI (1578843801) is active in the NPPES registry as of the last update on 2025-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.