Nickolas A. Williams, PA-C
NPI 1548558950ActiveIndividual· Physician Assistant· Effingham, IL
Physician Assistant (PA-C) in Effingham, Illinois, trained at University of Wisconsin School of Medicine (class of 2011). 605 Medicare patients in 2024, $66,812 paid; nearly all of their 1,333 Part D prescriptions were generic (96%). Stryker Corporation was the largest of 3 companies reporting payments in 2025, $139.62 in all, mostly food and beverage.
Overview
| NPI | 1548558950 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jul 19, 2011 |
| Last updated in NPPES | Feb 28, 2025 |
| Certified by provider | Feb 28, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 085004069 | IL |
| Physician Assistant, Surgical | 363AS0400X | 085004069 | IL |
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 - Physician Assistant (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 605 |
|---|---|
| Services billed | 2,771 across 24 procedure codes |
| Paid by Medicare | $66,812 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,333 · 1,352 30-day fills |
|---|---|
| Patients | 386 |
| Total drug cost | $25,546 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Physician Assistant |
Medical groups
- Select Physical Therapy Holdings IncClarksville, TN · 2,024 clinicians
- Sarah Bush Lincoln Health CenterAltamont, IL · 419 clinicians
Hospital affiliations
- Deaconess Illinois CrossroadsMount Vernon, IL
- Good Samaritan Regional Hlth CenterMount Vernon, IL
- Herrin HospitalHerrin, IL
- Marshall Browning HospitalDu Quoin, IL
- Sarah Bush Lincoln Health CenterMattoon, IL
Other facilities
- Lhc-Illinois Home Health CareHome health agency · Marion, IL
- Sarah Bush Lincoln Home CareHome health agency · Charleston, IL
Industry payments (Open Payments)
- 2025$139.62 · 3 payments from 3 companies
- 2024$60.44 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $93.76 | 1 |
| E.R. Squibb & Sons, L.L.C. | $23.14 | 1 |
| Zimmer Biomet Holdings, Inc. | $22.72 | 1 |
What the 2025 payments were for
- Food and Beverage$139.62 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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