Maria Willett
NPI 1013623628 · Marriage & Family Therapist · Corte Madera, CA
Maria Willett is a Marriage & Family Therapist provider in Corte Madera, CA (NPI 1013623628).
Provider details
- NPI number
- 1013623628
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 146108 (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
3 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
- 2023-01-26
- Last updated
- 2025-06-28
- Certified
- 2025-06-28
Frequently asked questions
- What is Maria Willett's NPI number?
- Maria Willett's National Provider Identifier (NPI) is 1013623628, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Willett's specialty?
- Maria Willett is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Maria Willett located?
- Maria Willett's practice location on file with NPPES is 21 Tamal Vista Blvd Ste 180, Corte Madera, CA 94925-1146.
- What is Maria Willett's phone number?
- The practice phone number listed in the NPPES registry for Maria Willett is (415) 580-2933.
- Is Maria Willett's NPI active?
- Yes — Maria Willett's NPI (1013623628) is active in the NPPES registry as of the last update on 2025-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.