Sonya Elizabeth Williams, MD
NPI 1164713822ActiveIndividual· Obstetrics & Gynecology· Chapel Hill, NC
Obstetrics & Gynecology (MD) in Chapel Hill, North Carolina, trained at University of North Carolina at Chapel Hill School of Medicine (class of 2011). Their prescriptions cost Medicare Part D more than their services did: $16,209 for 192 claims, against $6,090 paid for services in 2024. Organon LLC reported $28.88 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1164713822 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 28, 2011 |
| Last updated in NPPES | Oct 8, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 2014-01134 | NC |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | NC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Obstetrics/Gynecology (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 41 |
|---|---|
| Services billed | 74 across 20 procedure codes |
| Paid by Medicare | $6,090 |
Part D prescriptions in 2024
| Prescriptions (claims) | 192 · 445 30-day fills |
|---|---|
| Patients | 50 |
| Total drug cost | $16,209 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | University of North Carolina at Chapel Hill School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Uwh of the Carolinas PLLCRaleigh, NC · 327 clinicians
Industry payments (Open Payments)
- 2025$28.88 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Organon LLC | $28.88 | 1 |
What the 2025 payments were for
- Food and Beverage$28.88 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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