Esther Joy Billingsley, PAC
Medical Physician Assistant · Sacramento, CA
Esther Joy Billingsley, PAC is a medical physician assistant with a practice address in Sacramento, California, and NPI 1033175237, issued on Apr 25, 2006. Check the license (California PAC PA12066, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Esther Joy Billingsley
- Credential
- PAC
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- PAC PA12066 CA
Self-reported in NPPES; status is on the state search - Practice location
- 805 University Ave, Sacramento, CA 95825
- Phone
- (916) 573-9471
- Enumerated
- Apr 25, 2006
- Record last updated
- Oct 14, 2025
- Fax
- (916) 359-1105
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,376 in California → Look up another NPI →
Also registered at 805 University Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Austin HolzmanMental Health Counselor1962168070
Verify Esther Joy Billingsley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PAC PA12066Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average medical physician assistant in 2024
123 Medicare Part D claims for 13 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Buprenorphine Hcl56 claims
- Buprenorphine-Naloxone44 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Esther Joy Billingsley among 3,376 medical physician assistant records in California
Esther Joy Billingsley, PAC is one of 3,376 medical physician assistant records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 80% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2025 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in California
There are 3,376 medical physician assistant records in California.
All 3,376 in California → Every provider in Sacramento → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Alex ArriagaSacramento, CA 958251013794411
- Juan Devilla, PASacramento, CA 958251710048319
- Ronaldo Flores, P.A.Sacramento, CA 958251942617089
- Susan Glabe, PA-CSacramento, CA 958251598908816
- Sandra Kemptner, PA-CSacramento, CA 958251265710396
- Aalina RamirezSacramento, CA 958261588549828
- Edward Arias, PASacramento, CA 958231922018993
- Dora Elva Buckhalter, PHYSICIAN ASSISTANTSacramento, CA 958231962453902
Common questions
What is Esther Joy Billingsley, PAC's NPI number?
Esther Joy Billingsley, PAC's National Provider Identifier (NPI) is 1033175237, issued on Apr 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Esther Joy Billingsley, PAC located?
The NPPES record lists a practice address at 805 University Ave, Sacramento, CA, 95825. Phone: (916) 573-9471. Providers update this record themselves, so call before visiting.
How can I verify Esther Joy Billingsley, PAC's license?
NPPES lists California license number PAC PA12066, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Esther Joy Billingsley, PAC prescribe under Medicare Part D?
In 2024, Esther Joy Billingsley, PAC had 123 Medicare Part D claims for 13 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.