Marie E. Rivers, PA-C
NPI 1861590366ActiveIndividual· Physician Assistant· Algonquin, IL
Physician Assistant (PA-C) with Orthomidwest, PLLC, practicing in Algonquin, Illinois. 568 Medicare patients in 2024, $97,390 paid; all of their 966 Part D prescriptions were generic. Oak Med, Inc. was the largest of 3 companies reporting payments in 2025, $1,042 in all, mostly travel and lodging. Lists Advocate Sherman Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1861590366 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 20, 2006 |
| Last updated in NPPES | Sep 8, 2023 |
| Certified by provider | Sep 8, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 085-003150 | 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 | 568 |
|---|---|
| Services billed | 3,592 across 45 procedure codes |
| Paid by Medicare | $97,390 |
Part D prescriptions in 2024
| Prescriptions (claims) | 966 · 971 30-day fills |
|---|---|
| Patients | 373 |
| Total drug cost | $5,650 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Orthomidwest, PLLCRockford, IL · 547 clinicians
Hospital affiliations
- Advocate Sherman HospitalElgin, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine McHenryMcHenry, IL
- Saint Joseph Hospital-ElginElgin, IL
Industry payments (Open Payments)
- 2025$1,042 · 11 payments from 3 companies
- 2024$126.24 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Oak Med, Inc. | $551.64 | 3 |
| Arthrex, Inc. | $459.90 | 7 |
| Stryker Corporation | $30.52 | 1 |
What the 2025 payments were for
- Travel and Lodging$735.06 · 3 payments
- Food and Beverage$307.00 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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