Jason Zimmermann, M.D.
NPI 1083001077ActiveIndividual· Surgery· Oak Lawn, IL
Surgery (M.D.) in Oak Lawn, Illinois, trained at Rush Medical College of Rush University (class of 2015). 163 Medicare patients in 2024, $69,457 paid; nearly all of their 225 Part D prescriptions were generic (96%). W. L. Gore & Associates, Inc. was the largest of 2 companies reporting payments in 2025, $227.96 in all, mostly food and beverage.
Overview
| NPI | 1083001077 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 17, 2015 |
| Last updated in NPPES | May 12, 2022 |
| Certified by provider | May 12, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 036.147577 | 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 - General Surgery (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 163 |
|---|---|
| Services billed | 328 across 66 procedure codes |
| Paid by Medicare | $69,457 |
Part D prescriptions in 2024
| Prescriptions (claims) | 225 · 237 30-day fills |
|---|---|
| Patients | 85 |
| Total drug cost | $1,997 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | General Surgery |
Medical group
- Advocate Health and Hospitals CorporationChicago, IL · 3,118 clinicians
Hospital affiliation
- Advocate Christ Hospital & Medical CenterOak Lawn, IL
Industry payments (Open Payments)
- 2025$227.96 · 5 payments from 2 companies
- 2024$93.49 · 4 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| W. L. Gore & Associates, Inc. | $134.31 | 4 |
| Intuitive Surgical, Inc. | $93.65 | 1 |
What the 2025 payments were for
- Food and Beverage$227.96 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Surgery providers in Oak Lawn
- 1003977901
- 1073741625
- 1245496694
- 1497816300
- 1528645686
- 1023513355
- 1366589194
- 1871120691
- 1659671675
- 1316036114
- 1326109232
- 1376640367