Active NPI
Esther Joy Billingsley, PAC
- Medical Physician Assistant
- Sacramento, CA
National Provider Identifier
1033175237
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Medical Physician Assistant
- License
- PAC PA12066
- Practice address
- 805 University Ave
Sacramento, CA 95825-6724 - Phone
- (916) 573-9471
- Fax
- (916) 359-1105
- NPI assigned
- Apr 25, 2006
- 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 |
|---|---|---|---|---|
| Medical Physician Assistant | 363AM0700X | PAC PA12066 | CA | Primary |
Addresses
Primary practice location
805 University Ave
Sacramento, CA 95825-6724
Mailing address
8734 Longwill Way
Elk Grove, CA 95758-9599
Phone (916) 573-9417
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: Yes
- Power mobility devices: Yes
- Hospice: No
- Opted out of Medicare
- Yes, effective Apr 26, 2019 through Apr 26, 2027
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| PAC PA12066 | CA | MD | Medical Physician Assistant |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1145923200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1760400000000",
"number": "1033175237",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "8734 LONGWILL WAY",
"city": "ELK GROVE",
"state": "CA",
"postal_code": "957589599",
"telephone_number": "916-573-9417",
"fax_number": "916-359-1105"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "805 UNIVERSITY AVE",
"city": "SACRAMENTO",
"state": "CA",
"postal_code": "958256724",
"telephone_number": "916-573-9471",
"fax_number": "916-359-1105"
}
],
"practiceLocations": [],
"basic": {
"last_name": "BILLINGSLEY",
"first_name": "ESTHER",
"middle_name": "JOY",
"credential": "PAC",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-04-25",
"last_updated": "2025-10-14",
"certification_date": "2025-10-14",
"status": "A"
},
"taxonomies": [
{
"code": "363AM0700X",
"taxonomy_group": "",
"desc": "Physician Assistant, Medical",
"state": "CA",
"license": "PAC PA12066",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Sacramento, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 14, 2025; 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; Opt Out Affidavits.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.