Yuen Sin Larissa Tam
NPI 1316509748 · Mental Health Counselor · San Francisco, CA
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yuen Sin Larissa Tam is a Mental Health Counselor provider in San Francisco, CA (NPI 1316509748).
Provider details
- NPI number
- 1316509748
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
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
6 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2019-07-06
- Last updated
- 2019-07-06
Frequently asked questions
- What is Yuen Sin Larissa Tam's NPI number?
- Yuen Sin Larissa Tam's National Provider Identifier (NPI) is 1316509748, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yuen Sin Larissa Tam's specialty?
- Yuen Sin Larissa Tam is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Yuen Sin Larissa Tam located?
- Yuen Sin Larissa Tam's practice location on file with NPPES is 4020 Balboa St, San Francisco, CA 94121-2569.
- What is Yuen Sin Larissa Tam's phone number?
- The practice phone number listed in the NPPES registry for Yuen Sin Larissa Tam is (415) 668-5998.
- Does Yuen Sin Larissa Tam accept Medicare?
- Yuen Sin Larissa Tam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yuen Sin Larissa Tam's NPI active?
- Yes — Yuen Sin Larissa Tam's NPI (1316509748) is active in the NPPES registry as of the last update on 2019-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.