Michael Allan Oleksiak, M.D.
NPI 1114367778ActiveIndividual· Emergency Medicine· Elgin, IL
Emergency Medicine (M.D.) in Elgin, Illinois, trained at Loyola University of Chicago, Stritch School of Medicine (class of 2013). 516 Medicare patients in 2024, $79,641 paid; nearly all of their 121 Part D prescriptions were generic (95%).
Overview
| NPI | 1114367778 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 27, 2013 |
| Last updated in NPPES | Jun 23, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 036.139390 | IL |
| Emergency Medicine | 207P00000X | 4301102778 | MI |
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 - Emergency Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 516 |
|---|---|
| Services billed | 569 across 16 procedure codes |
| Paid by Medicare | $79,641 |
Part D prescriptions in 2024
| Prescriptions (claims) | 121 · 121 30-day fills |
|---|---|
| Patients | 87 |
| Total drug cost | $1,978 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Loyola University of Chicago, Stritch School of Medicine |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Emergency Medicine |
Medical group
- Cepamerica Illinois LLPArlington Heights, IL · 499 clinicians
Hospital affiliations
- Advocate Sherman HospitalElgin, IL
- Presence Mercy Medical CenterAurora, IL
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 39 emergency medicine physicians in Elgin · All emergency medicine physicians in Illinois