Mario Leiva, ASW
NPI 1629302203 · Social Worker · San Francisco, CA
Mario Leiva, ASW is a Social Worker provider in San Francisco, CA (NPI 1629302203).
Provider details
- NPI number
- 1629302203
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- ASW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 29854 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Social Worker104100000X
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
16 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
- 2009-09-29
- Last updated
- 2025-05-08
- Certified
- 2025-05-08
Frequently asked questions
- What is Mario Leiva's NPI number?
- Mario Leiva's National Provider Identifier (NPI) is 1629302203, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mario Leiva's specialty?
- Mario Leiva is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Mario Leiva located?
- Mario Leiva's practice location on file with NPPES is 2712 Mission St, San Francisco, CA 94110-3104.
- What is Mario Leiva's phone number?
- The practice phone number listed in the NPPES registry for Mario Leiva is (415) 401-2733.
- Is Mario Leiva's NPI active?
- Yes — Mario Leiva's NPI (1629302203) is active in the NPPES registry as of the last update on 2025-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.