Marcus D. Weeks, CRNA
NPI 1518903798ActiveIndividual· Nurse Anesthetist, Certified Registered· Peoria, IL
Nurse Anesthetist, Certified Registered (CRNA) with Osf Multi-Specialty Group and 1 other group, practicing in Peoria, Illinois. Medicare paid $20,273 for services to 175 patients in 2024. Merck Sharp & Dohme LLC reported $22.85 in payments in 2025, mostly food and beverage. Lists Osf Saint Luke Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1518903798 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | Jun 22, 2006 |
| Last updated in NPPES | Oct 30, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | 041264165 | 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 - Certified Registered Nurse Anesthetist (CRNA) (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 175 |
|---|---|
| Services billed | 180 across 37 procedure codes |
| Paid by Medicare | $20,273 |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical groups
- Osf Multi-Specialty GroupMorton, IL · 2,114 clinicians
- Associated Anesthesiologists SCPeoria, IL · 155 clinicians
Hospital affiliations
- Osf Saint Luke Medical CenterKewanee, IL
- Saint Francis Medical CenterPeoria, IL
- St Mary Medical CenterGalesburg, IL
Industry payments (Open Payments)
- 2025$22.85 · 1 payment from 1 company
- 2024$129.30 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $22.85 | 1 |
What the 2025 payments were for
- Food and Beverage$22.85 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 115 nurse anesthetists in Peoria · All nurse anesthetists in Illinois