Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
MR. STEPHEN JOSEPH IRWIN, LCSW
Active Sole ProprietorMR. STEPHEN JOSEPH IRWIN, LCSW is a Clinical Social Worker healthcare provider located in SAN FRANCISCO, California. NPI 1093404485 is currently active in the NPPES registry. Verify at CMS.
Clinical Social Worker · SAN FRANCISCO, CA
Registration Details
- NPI Number
- 1093404485
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- May 2, 2023 (3.2950601089525 yrs)
- Last Updated
- Jan 26, 2026
- Licenses
-
136529 (CA)136529 (CA)
- Sole Proprietor
- Yes
Practice Information
- Address
-
1263 MISSION STSAN FRANCISCO, CA, 941032705Browse CA providers · Browse ZIP 94103
- Phone
- 6287582433
- Fax
- 4155146466
- Primary Specialty
-
Clinical Social Worker
1041C0700X
- Additional Specialty
- Clinical Social Worker
Other Clinical Social Worker Providers in SAN FRANCISCO, CA
| Name | Credential | NPI |
|---|---|---|
| CHRISTOPHER A. DIANI | LCSW | 1932193257 |
| DR. ROSEMARY VEGA | LCSW, PSY.D | 1366431090 |
| STEPHANIE CRESS | RN, LCSW | 1841271590 |
| MR. DAVID ALEXANDER THOMSON | LCSW | 1205814415 |
| MR. DAVID ABRAM SYFRETT | LCSW | 1639130339 |
| MR. RONALD PEDER WOLFF | L.C.S.W. | 1568414472 |
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.