Theresa M. Sawyer, FNP-BC
NPI 1376178889ActiveIndividual· Nurse Practitioner· Mokena, IL
Nurse Practitioner (FNP-BC) in Mokena, Illinois, licensed in IL, with an NPI issued in March 2020. Their prescriptions cost Medicare Part D more than their services did: $23,601 for 678 claims, against $1,017 paid for services in 2024. Lilly USA, LLC was the largest of 10 companies reporting payments in 2025, $501.28 in all, mostly food and beverage.
Overview
| NPI | 1376178889 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-BC |
| Sole proprietor | No |
| NPI issued | Mar 4, 2020 |
| Last updated in NPPES | Mar 1, 2022 |
| Certified by provider | Mar 1, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 209020573 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 45 across 8 procedure codes |
| Paid by Medicare | $1,017 |
Part D prescriptions in 2024
| Prescriptions (claims) | 678 · 1,185 30-day fills |
|---|---|
| Patients | 274 |
| Total drug cost | $23,601 |
| Generic share | 92% of claims |
Industry payments (Open Payments)
- 2025$501.28 · 14 payments from 10 companies
- 2024$56.74 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $156.96 | 3 |
| Axsome Therapeutics, Inc. | $121.84 | 1 |
| Dexcom, Inc. | $56.92 | 2 |
| Corcept Therapeutics | $54.49 | 2 |
| Exact Sciences Corporation | $21.40 | 1 |
What the 2025 payments were for
- Food and Beverage$501.28 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 27 nurse practitioners in Mokena · All nurse practitioners in Illinois