Joseph M. Persak, M.D.
NPI 1841394368ActiveIndividual· Radiology, Diagnostic Radiology· Geneva, IL
Radiology, Diagnostic Radiology (M.D.) in Geneva, Illinois, trained at Loyola University of Chicago, Stritch School of Medicine (class of 1984). Medicare paid $135,922 for services to 2,405 patients in 2024.
Overview
| NPI | 1841394368 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 13, 2006 |
| Last updated in NPPES | Mar 8, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | 036071830 | IL |
| Radiology, Body Imaging | 2085B0100X | 036071830 | IL |
| Radiology, Neuroradiology, Nuclear Radiology | 2085N0904X | 036071830 | IL |
| Radiology, Pediatric Radiology | 2085P0229X | 036071830 | IL |
| Radiology, Radiation Oncology | 2085R0001X | 036071830 | IL |
| Radiology, Therapeutic Radiology | 2085R0203X | 036071830 | IL |
| Radiology, Vascular & Interventional Radiology | 2085R0204X | 036071830 | IL |
| Radiology, Diagnostic Ultrasound | 2085U0001X | 036071830 | 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 - Diagnostic Radiology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,405 |
|---|---|
| Services billed | 3,744 across 144 procedure codes |
| Paid by Medicare | $135,922 |
Education and affiliations
| Medical school | Loyola University of Chicago, Stritch School of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Diagnostic Radiology |
Medical group
- Radiology Subspecialists of Northern Illinois LLCGeneva, IL · 32 clinicians
Hospital affiliations
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine Delnor Community HospitalGeneva, IL
- Northwestern Memorial HospitalChicago, 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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