Oksana Koeppen
NPI 1609430438ActiveIndividual· Nurse Anesthetist, Certified Registered· Springfield, IL
Nurse Anesthetist, Certified Registered in Springfield, Illinois, trained at Southern Illinois University School of Medicine (class of 2019). Medicare paid $33,262 for services to 201 patients in 2024. Merck Sharp & Dohme LLC reported $22.04 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1609430438 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Apr 26, 2019 |
| Last updated in NPPES | Dec 12, 2023 |
| Certified by provider | Dec 12, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | 209019521 | IL |
| Registered Nurse, Critical Care Medicine | 163WC0200X | 041406581 | 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 | 201 |
|---|---|
| Services billed | 215 across 45 procedure codes |
| Paid by Medicare | $33,262 |
Education and affiliations
| Medical school | Southern Illinois University School of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical groups
- Carle Health Care IncorporatedUrbana, IL · 1,666 clinicians
- North American Partners in Anesthesia Illinois LLCBerwyn, IL · 431 clinicians
- Anesthesia Pain Services LLCBloomington, IL · 26 clinicians
Hospital affiliations
- Carle Foundation HospitalUrbana, IL
- St Johns HospitalSpringfield, IL
Industry payments (Open Payments)
- 2025$22.04 · 1 payment from 1 company
- 2024$38.65 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $22.04 | 1 |
What the 2025 payments were for
- Food and Beverage$22.04 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 207 nurse anesthetists in Springfield · All nurse anesthetists in Illinois