Diana Fenstermacher Ritchie
NPI 1790443109 · Chiropractor · Eureka, CA
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Fenstermacher Ritchie is a Chiropractor provider in Eureka, CA (NPI 1790443109).
Provider details
- NPI number
- 1790443109
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 36096 (CA)
Specialties & taxonomies
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2021-12-02
- Last updated
- 2021-12-02
- Certified
- 2021-12-02
Frequently asked questions
- What is Diana Fenstermacher Ritchie's NPI number?
- Diana Fenstermacher Ritchie's National Provider Identifier (NPI) is 1790443109, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Fenstermacher Ritchie's specialty?
- Diana Fenstermacher Ritchie is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Diana Fenstermacher Ritchie located?
- Diana Fenstermacher Ritchie's practice location on file with NPPES is 1775 Harrison Ave, Eureka, CA 95501-1338.
- What is Diana Fenstermacher Ritchie's phone number?
- The practice phone number listed in the NPPES registry for Diana Fenstermacher Ritchie is (707) 445-8080.
- Does Diana Fenstermacher Ritchie accept Medicare?
- Diana Fenstermacher Ritchie is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Fenstermacher Ritchie's NPI active?
- Yes — Diana Fenstermacher Ritchie's NPI (1790443109) is active in the NPPES registry as of the last update on 2021-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.