Mary Lam, LCSW
NPI 1689791337 · Clinical Social Worker · San Francisco, CA
Mary Lam, LCSW is a Clinical Social Worker provider in San Francisco, CA (NPI 1689791337).
Provider details
- NPI number
- 1689791337
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- LCS16926 (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
19 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
- 2007-03-26
- Last updated
- 2007-07-16
Frequently asked questions
- What is Mary Lam's NPI number?
- Mary Lam's National Provider Identifier (NPI) is 1689791337, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Lam's specialty?
- Mary Lam is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Lam located?
- Mary Lam's practice location on file with NPPES is 729 Filbert St, San Francisco, CA 94133-2760.
- What is Mary Lam's phone number?
- The practice phone number listed in the NPPES registry for Mary Lam is (415) 352-2000.
- Is Mary Lam's NPI active?
- Yes — Mary Lam's NPI (1689791337) is active in the NPPES registry as of the last update on 2007-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.