Michelle Sonnenschein, MFT
NPI 1811499726 · Marriage & Family Therapist · San Mateo, CA
Michelle Sonnenschein, MFT is a Marriage & Family Therapist provider in San Mateo, CA (NPI 1811499726).
Provider details
- NPI number
- 1811499726
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- MFC30481 (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
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
- 2018-03-07
- Last updated
- 2022-02-11
Frequently asked questions
- What is Michelle Sonnenschein's NPI number?
- Michelle Sonnenschein's National Provider Identifier (NPI) is 1811499726, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Sonnenschein's specialty?
- Michelle Sonnenschein is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Michelle Sonnenschein located?
- Michelle Sonnenschein's practice location on file with NPPES is 205 E 3rd Ave Ste 403, San Mateo, CA 94401-4050.
- What is Michelle Sonnenschein's phone number?
- The practice phone number listed in the NPPES registry for Michelle Sonnenschein is (650) 515-6593.
- Is Michelle Sonnenschein's NPI active?
- Yes — Michelle Sonnenschein's NPI (1811499726) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.