Esther Joy Billingsley, PAC
NPI 1033175237ActiveIndividual· Physician Assistant, Medical· Sacramento, CA
Opted out of Medicare from April 2019 to April 2027. Physician Assistant, Medical (PAC) in Sacramento, California, licensed in CA, with an NPI issued in April 2006. Part D covered 123 prescriptions written in 2024, 100% of them generic. Indivior Inc. reported $149.97 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1033175237 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PAC |
| Sole proprietor | No |
| NPI issued | Apr 25, 2006 |
| Last updated in NPPES | Oct 14, 2025 |
| Certified by provider | Oct 14, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | PAC PA12066 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Apr 26, 2019 – Apr 26, 2027 |
| Can order and refer | Yes |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Part D prescriptions in 2024
| Prescriptions (claims) | 123 · 123 30-day fills |
|---|---|
| Patients | 13 |
| Total drug cost | $16,199 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$149.97 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Indivior Inc. | $149.97 | 2 |
What the 2025 payments were for
- Food and Beverage$149.97 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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