Steven Kinstler, MFTI
NPI 1033512769 · Marriage & Family Therapist · San Mateo, CA
Steven Kinstler, MFTI is a Marriage & Family Therapist provider in San Mateo, CA (NPI 1033512769).
Provider details
- NPI number
- 1033512769
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFTI
- Sex
- Male
- Sole proprietor
- Yes
- License
- MFTI68463 (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
11 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
- 2014-10-08
- Last updated
- 2014-10-08
Frequently asked questions
- What is Steven Kinstler's NPI number?
- Steven Kinstler's National Provider Identifier (NPI) is 1033512769, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Kinstler's specialty?
- Steven Kinstler is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Steven Kinstler located?
- Steven Kinstler's practice location on file with NPPES is 1510 Fashion Island Blvd, San Mateo, CA 94404-1596.
- What is Steven Kinstler's phone number?
- The practice phone number listed in the NPPES registry for Steven Kinstler is (650) 570-7273.
- Is Steven Kinstler's NPI active?
- Yes — Steven Kinstler's NPI (1033512769) is active in the NPPES registry as of the last update on 2014-10-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.