Clare R. Williams, APN-C
NPI 1851481543ActiveIndividual· Nurse Practitioner, Family· West Chester, PA
Nurse Practitioner, Family (APN-C) with Geps Physician Group of Pennsylvania PC, practicing in West Chester, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $358,040 for 4,727 claims, against $98,478 paid for services in 2024. Sun Pharmaceutical Industries Inc. was the largest of 9 companies reporting payments in 2025, $917.46 in all, mostly food and beverage.
Overview
| NPI | 1851481543 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APN-C |
| Sole proprietor | No |
| NPI issued | Oct 13, 2006 |
| Last updated in NPPES | Jun 19, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | SP012730 | PA |
| Nurse Practitioner | 363L00000X | NJ000947 | NJ |
| Nurse Practitioner | 363L00000X | NO109759 | NJ |
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 - Nurse Practitioner (NJ); Practitioner - Nurse Practitioner (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 195 |
|---|---|
| Services billed | 1,185 across 7 procedure codes |
| Paid by Medicare | $98,478 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,727 · 4,760 30-day fills |
|---|---|
| Patients | 236 |
| Total drug cost | $358,040 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Geps Physician Group of Pennsylvania PCHamburg, PA · 4 clinicians
Industry payments (Open Payments)
- 2025$917.46 · 9 payments from 9 companies
- 2024$519.11 · 6 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sun Pharmaceutical Industries Inc. | $142.21 | 1 |
| Neuronetics, Inc. | $113.47 | 1 |
| Neurelis, Inc. | $101.43 | 1 |
| Glaxosmithkline, LLC. | $101.14 | 1 |
| Teva Pharmaceuticals USA, Inc. | $99.65 | 1 |
What the 2025 payments were for
- Food and Beverage$917.46 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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