Active NPI
Estefania Hermosilla
- Clinical Social Worker
- Orange, CA
National Provider Identifier
1699164053
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- Practice address
- 500 City Pkwy W Ste 200
Orange, CA 92868-2941 - Phone
- (714) 480-6751
- NPI assigned
- Jan 22, 2015
- 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 | CA | Primary |
Addresses
Primary practice location
500 City Pkwy W Ste 200
Orange, CA 92868-2941
Mailing address
920 16TH St Ste B
Modesto, CA 95354-1119
Phone (209) 522-2855
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: No
- Medical equipment: Yes
- Home health: No
- Power mobility devices: No
- Hospice: No
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1421884800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1781136000000",
"number": "1699164053",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "920 16TH ST STE B",
"city": "MODESTO",
"state": "CA",
"postal_code": "953541119",
"telephone_number": "209-522-2855"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "500 CITY PKWY W STE 200",
"city": "ORANGE",
"state": "CA",
"postal_code": "928682941",
"telephone_number": "714-480-6751"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HERMOSILLA",
"first_name": "ESTEFANIA",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2015-01-22",
"last_updated": "2026-06-11",
"certification_date": "2026-06-11",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "CA",
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Orange, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 11, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.