Active NPI
Sarah Castro
- Clinical Social Worker
- Apple Valley, CA
National Provider Identifier
1366391559
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- ASW134266
- Practice address
- 18888 Highway 18
Suite 106
Apple Valley, CA 92307 - Phone
- (760) 961-5370
- Fax
- (760) 961-5354
- NPI assigned
- Jan 22, 2026
- Last updated
- Jan 22, 2026
- Sex
- Female
- 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 | ASW134266 | CA | Primary |
Addresses
Primary practice location
18888 Highway 18
Suite 106
Apple Valley, CA 92307
Mailing address
PO Box 1057
Rialto, CA 92377-1057
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| ASW134266 | CA | MD | Clinical Social Worker |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Donovan Individual and Family Counseling Services, Inc. | 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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
- Marriage & Family Therapist
- Apple Valley, CA
- NPI 1235719451
Clinical
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1769040000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1769040000000",
"number": "1366391559",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 1057",
"city": "RIALTO",
"state": "CA",
"postal_code": "923771057"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "18888 HIGHWAY 18",
"address_2": "SUITE 106",
"city": "APPLE VALLEY",
"state": "CA",
"postal_code": "92307",
"telephone_number": "760-961-5370",
"fax_number": "760-961-5354"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CASTRO",
"first_name": "SARAH",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-01-22",
"last_updated": "2026-01-22",
"certification_date": "2026-01-19",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "CA",
"license": "ASW134266",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Apple Valley, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 22, 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.