Shannon Marie Williams, NP-C, FNP
NPI 1942712310ActiveIndividual· Nurse Practitioner· Belleville, IL
Nurse Practitioner (NP-C, FNP) with Fairview Heights Medical Group SC, practicing in Belleville, Illinois. Their prescriptions cost Medicare Part D more than their services did: $324,270 for 924 claims, against $16,750 paid for services in 2024. Janssen Biotech, Inc. was the largest of 13 companies reporting payments in 2025, $602.34 in all, mostly food and beverage.
Overview
| NPI | 1942712310 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP-C, FNP |
| Sole proprietor | No |
| NPI issued | Oct 25, 2017 |
| Last updated in NPPES | Sep 19, 2025 |
| Certified by provider | Sep 19, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 209015851 | IL |
| Nurse Practitioner | 363L00000X | 2017001325 | MO |
| Nurse Practitioner, Family | 363LF0000X | 209015851 | 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 - Nurse Practitioner (IL); Practitioner - Nurse Practitioner (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 230 |
|---|---|
| Services billed | 282 across 8 procedure codes |
| Paid by Medicare | $16,750 |
Part D prescriptions in 2024
| Prescriptions (claims) | 924 · 1,473 30-day fills |
|---|---|
| Patients | 248 |
| Total drug cost | $324,270 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Fairview Heights Medical Group SCAlton, IL · 444 clinicians
Industry payments (Open Payments)
- 2025$602.34 · 26 payments from 13 companies
- 2024$238.15 · 9 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $96.93 | 4 |
| Abbvie Inc. | $83.97 | 4 |
| Regeneron Healthcare Solutions, Inc. | $64.72 | 2 |
| Madrigal Pharmaceuticals | $58.95 | 3 |
| Abbott Laboratories | $49.03 | 2 |
What the 2025 payments were for
- Food and Beverage$602.34 · 26 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 46 nurse practitioners in Belleville · All nurse practitioners in Illinois