Active NPI
Riley Warren Smith, LCSW
- Clinical Social Worker
- San Francisco, CA
National Provider Identifier
1265150155
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- LCSW129114
- Practice address
- 3838 California St RM 805
San Francisco, CA 94118-1510 - Phone
- (415) 923-3155
- NPI assigned
- Aug 17, 2022
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | LCSW129114 | CA | Primary |
Addresses
Primary practice location
3838 California St RM 805
San Francisco, CA 94118-1510
Mailing address
2333 Buchanan St Ste 1090
San Francisco, CA 94115-1925
Phone (415) 923-3155
Other practice location 1
2333 Buchanan St # 1090
San Francisco, CA 94115-1925
Phone (415) 923-3155
Other practice location 2
426 Presidio Ave
San Francisco, CA 94115-2056
Phone (707) 365-9149
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: No
- Power mobility devices: No
- Hospice: No
Care Compare profile
Medicare Care Compare- Specialty
- Clinical Social Worker
- Education
- Other, 2022
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
Practice addresses (Care Compare)
325 Distel Cir
Los Altos, CA 94022-1408
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| LCSW129114 | CA | MD | Clinical Social Worker |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Patient Assistance Foundation | Clinical | Past | Accepting new patients |
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Clinical Social Worker
- San Francisco, CA
- NPI 1285814921
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1660694400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1780272000000",
"number": "1265150155",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2333 BUCHANAN ST STE 1090",
"city": "SAN FRANCISCO",
"state": "CA",
"postal_code": "941151925",
"telephone_number": "415-923-3155",
"fax_number": "415-441-5128"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3838 CALIFORNIA ST RM 805",
"city": "SAN FRANCISCO",
"state": "CA",
"postal_code": "941181510",
"telephone_number": "415-923-3155"
}
],
"practiceLocations": [
{
"address_1": "2333 Buchanan St # 1090",
"address_purpose": "LOCATION",
"city": "San Francisco",
"state": "CA",
"postal_code": "941151925",
"country_code": "US",
"telephone_number": "415-923-3155",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "426 Presidio Ave",
"address_purpose": "LOCATION",
"city": "San Francisco",
"state": "CA",
"postal_code": "941152056",
"country_code": "US",
"telephone_number": "707-365-9149",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "SMITH",
"first_name": "RILEY",
"middle_name": "WARREN",
"credential": "LCSW",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2022-08-17",
"last_updated": "2026-06-01",
"certification_date": "2026-06-01",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "CA",
"license": "LCSW129114",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in San Francisco, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 1, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.