Active NPI
Crystal M Leon, ASW
- Social Worker
- Palmdale, CA
National Provider Identifier
1750232658
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Social Worker
- License
- ASW134528
- Practice address
- 190 Sierra CT Ste C4
Palmdale, CA 93550-7609 - Phone
- (661) 463-0496
- Fax
- (661) 524-9950
- NPI assigned
- Feb 5, 2026
- Last updated
- Feb 5, 2026
- Sex
- Female
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Social Worker | 104100000X | ASW134528 | CA | Primary |
Addresses
Primary practice location
190 Sierra CT Ste C4
Palmdale, CA 93550-7609
Mailing address
7762 Ronald Dr Apt a
Huntington Beach, CA 92647-7538
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 |
|---|---|---|---|
| ASW134528 | CA | MD | Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1770249600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1770249600000",
"number": "1750232658",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "7762 RONALD DR APT A",
"city": "HUNTINGTON BEACH",
"state": "CA",
"postal_code": "926477538"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "190 SIERRA CT STE C4",
"city": "PALMDALE",
"state": "CA",
"postal_code": "935507609",
"telephone_number": "661-463-0496",
"fax_number": "661-524-9950"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LEON",
"first_name": "CRYSTAL",
"middle_name": "M",
"credential": "ASW",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2026-02-05",
"last_updated": "2026-02-05",
"certification_date": "2026-02-05",
"status": "A"
},
"taxonomies": [
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": "CA",
"license": "ASW134528",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Palmdale, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 5, 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.