Diane Phenix, MSW
NPI 1134644040 · Mental Health Counselor · Nevada City, CA
Diane Phenix, MSW is a Mental Health Counselor provider in Nevada City, CA (NPI 1134644040).
Provider details
- NPI number
- 1134644040
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- LCSW95779 (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
8 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
- 2017-08-11
- Last updated
- 2025-08-05
- Certified
- 2025-08-05
Frequently asked questions
- What is Diane Phenix's NPI number?
- Diane Phenix's National Provider Identifier (NPI) is 1134644040, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Phenix's specialty?
- Diane Phenix is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Diane Phenix located?
- Diane Phenix's practice location on file with NPPES is 995 Helling Way, Nevada City, CA 95959.
- What is Diane Phenix's phone number?
- The practice phone number listed in the NPPES registry for Diane Phenix is (530) 265-7222.
- Is Diane Phenix's NPI active?
- Yes — Diane Phenix's NPI (1134644040) is active in the NPPES registry as of the last update on 2025-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.