Active NPI
Oscar D Castillo
- Counselor
- San Francisco, CA
National Provider Identifier
1457271884
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Counselor
- Practice address
- 154 Capp St
San Francisco, CA 94110-1210 - Phone
- (415) 826-6767
- Fax
- (415) 826-6774
- NPI assigned
- Jul 16, 2026
- 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 |
|---|---|---|---|---|
| Counselor | 101Y00000X | CA | Primary |
Addresses
Primary practice location
154 Capp St
San Francisco, CA 94110-1210
Mailing address
154 Capp St
San Francisco, CA 94110-1210
Phone (415) 826-6767
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1784160000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784160000000",
"number": "1457271884",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "154 CAPP ST",
"city": "SAN FRANCISCO",
"state": "CA",
"postal_code": "941101210",
"telephone_number": "415-826-6767",
"fax_number": "415-826-6774"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "154 CAPP ST",
"city": "SAN FRANCISCO",
"state": "CA",
"postal_code": "941101210",
"telephone_number": "415-826-6767",
"fax_number": "415-826-6774"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CASTILLO",
"first_name": "OSCAR",
"middle_name": "D",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2026-07-16",
"last_updated": "2026-07-16",
"certification_date": "2026-07-16",
"status": "A"
},
"taxonomies": [
{
"code": "101Y00000X",
"taxonomy_group": "",
"desc": "Counselor",
"state": "CA",
"license": null,
"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 Jul 16, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.