Ivan Belyaev
NPI 1164291217 · Marriage & Family Therapist · San Francisco, CA
Ivan Belyaev is a Marriage & Family Therapist provider in San Francisco, CA (NPI 1164291217).
Provider details
- NPI number
- 1164291217
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 161085 (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
2 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
- 2023-12-29
- Last updated
- 2026-03-02
- Certified
- 2026-03-02
Frequently asked questions
- What is Ivan Belyaev's NPI number?
- Ivan Belyaev's National Provider Identifier (NPI) is 1164291217, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ivan Belyaev's specialty?
- Ivan Belyaev is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Ivan Belyaev located?
- Ivan Belyaev's practice location on file with NPPES is 900 Folsom St Apt 742, San Francisco, CA 94107-2177.
- What is Ivan Belyaev's phone number?
- The practice phone number listed in the NPPES registry for Ivan Belyaev is (415) 723-5655.
- Is Ivan Belyaev's NPI active?
- Yes — Ivan Belyaev's NPI (1164291217) is active in the NPPES registry as of the last update on 2026-03-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.