Claire Willenson, M.A., LMFT
NPI 1588911309 · Marriage & Family Therapist · Encino, CA
Claire Willenson, M.A., LMFT is a Marriage & Family Therapist provider in Encino, CA (NPI 1588911309).
Provider details
- NPI number
- 1588911309
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- M.A., LMFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- 93614 (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
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 6842 Van Nuys BlvdVan Nuys, CA 91405Phone: (323) 632-8055
Registry dates
- Enumerated
- 2012-08-10
- Last updated
- 2018-07-30
Frequently asked questions
- What is Claire Willenson's NPI number?
- Claire Willenson's National Provider Identifier (NPI) is 1588911309, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Claire Willenson's specialty?
- Claire Willenson is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Claire Willenson located?
- Claire Willenson's practice location on file with NPPES is 5535 Balboa Blvd Ste 100, Encino, CA 91316.
- What is Claire Willenson's phone number?
- The practice phone number listed in the NPPES registry for Claire Willenson is (323) 605-2425.
- Is Claire Willenson's NPI active?
- Yes — Claire Willenson's NPI (1588911309) is active in the NPPES registry as of the last update on 2018-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.