Benjamin Louis Graff
Social Worker · San Francisco, CA
Benjamin Louis Graff is a social worker with a practice address in San Francisco, California, and NPI 1932393832, issued on Sep 4, 2007. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Benjamin Louis Graff
- Primary taxonomy
- Social Worker 104100000X
- Practice location
- 154 9TH St, San Francisco, CA 94103
- Phone
- (415) 558-8767
- Enumerated
- Sep 4, 2007
- Record last updated
- Sep 4, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (415) 558-6973
- Entity
- Type 1 · individual
8 nearest social worker records → All 10,332 in California → Look up another NPI →
Also registered at 154 9TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mary Ann SasingMental Health Counselor1982807673
Verify Benjamin Louis Graff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Benjamin Louis Graff among 10,332 social worker records in California
Benjamin Louis Graff is one of 10,332 social worker records with a practice address in California. 2% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 3% of them.
- NPI issued2007 · 3% of these records are older, 87% newer
- In a Medicare fileNo · 2% of these records are
- In the CMS Doctors and Clinicians fileNo · 3% of these records are
- Record last updated2007 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
576 social worker records list a practice address in San Francisco
They are 576 of the 38,143 NPPES records with a practice address in San Francisco, and 10,332 social worker records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 10,332 in California → Every provider in San Francisco → Social Worker nationwide →
The 8 social worker records with the nearest ZIP codes
- Edwin Batongbacal, L.C.S.W.San Francisco, CA 941031083839732
- Nang Cao, LCSWSan Francisco, CA 941031093854044
- Brenda Escobar, MSWSan Francisco, CA 941031508901315
- Monica EspinozaSan Francisco, CA 941031912186768
- Susan Esposito, LCSWSan Francisco, CA 941031275736076
- Martin EsquivelSan Francisco, CA 941031861600181
- Susan Levitt, ASWSan Francisco, CA 941031447450481
- Lindsey McDanielSan Francisco, CA 941031689898124
Common questions
What is Benjamin Louis Graff's NPI number?
Benjamin Louis Graff's National Provider Identifier (NPI) is 1932393832, issued on Sep 4, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Benjamin Louis Graff located?
The NPPES record lists a practice address at 154 9TH St, San Francisco, CA, 94103. Phone: (415) 558-8767. Providers update this record themselves, so call before visiting.
How can I verify Benjamin Louis Graff's license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.