Oksana Suzanne Dnes, CRNA
NPI 1639315922ActiveIndividual· Nurse Anesthetist, Certified Registered· Evanston, IL
Nurse Anesthetist, Certified Registered (CRNA) with Illinois Gastroenterology Group LLC and 2 other groups, practicing in Evanston, Illinois. Medicare paid $33,861 for services to 293 patients in 2024. Olympus America Inc. was the largest of 2 companies reporting payments in 2025, $50.24 in all, mostly food and beverage.
Overview
| NPI | 1639315922 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | Yes |
| NPI issued | Dec 17, 2008 |
| Last updated in NPPES | Dec 17, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | 209.007363041.342266 | 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 | 293 |
|---|---|
| Services billed | 294 across 18 procedure codes |
| Paid by Medicare | $33,861 |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical groups
- Illinois Gastroenterology Group LLCArlington Heights, IL · 115 clinicians
- Premiere Anesthesia Group LLCArlington Heights, IL · 19 clinicians
- Arete Anesthesia LLCDes Plaines, IL · 11 clinicians
Industry payments (Open Payments)
- 2025$50.24 · 2 payments from 2 companies
- 2024$54.80 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Olympus America Inc. | $33.12 | 1 |
| Boston Scientific Corporation | $17.12 | 1 |
What the 2025 payments were for
- Food and Beverage$50.24 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 135 nurse anesthetists in Evanston · All nurse anesthetists in Illinois