Zachary Ryan Shields, PA-C
NPI 1760137921ActiveIndividual· Physician Assistant· Mattoon, IL
Physician Assistant (PA-C) in Mattoon, Illinois, trained at Florida International Univ, College of Medicine (class of 2021). Their prescriptions cost Medicare Part D more than their services did: $137,865 for 764 claims, against $26,396 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 8 companies reporting payments in 2025, $501.32 in all, mostly food and beverage.
Overview
| NPI | 1760137921 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | Yes |
| NPI issued | Feb 16, 2022 |
| Last updated in NPPES | Jan 31, 2024 |
| Certified by provider | Jan 31, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 | 368 |
|---|---|
| Services billed | 444 across 9 procedure codes |
| Paid by Medicare | $26,396 |
Part D prescriptions in 2024
| Prescriptions (claims) | 764 · 1,720 30-day fills |
|---|---|
| Patients | 229 |
| Total drug cost | $137,865 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | Florida International Univ, College of Medicine |
|---|---|
| Graduation year | 2021 |
| Medicare specialty | Physician Assistant |
Medical group
- Sarah Bush Lincoln Health CenterAltamont, IL · 419 clinicians
Hospital affiliation
- Sarah Bush Lincoln Health CenterMattoon, IL
Industry payments (Open Payments)
- 2025$501.32 · 27 payments from 8 companies
- 2024$566.93 · 25 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $111.43 | 6 |
| Merck Sharp & Dohme LLC | $110.90 | 4 |
| Pfizer Inc. | $104.45 | 6 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $64.16 | 5 |
| Amgen Inc. | $57.13 | 3 |
What the 2025 payments were for
- Food and Beverage$501.32 · 27 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 24 physician assistants in Mattoon · All physician assistants in Illinois