Gary R. Biermann, M.D.
NPI 1144242496ActiveIndividual· Pain Medicine, Interventional Pain Medicine· Chicago, IL
Pain Medicine, Interventional Pain Medicine (M.D.) in Chicago, Illinois, trained at Wayne State University School of Medicine (class of 1989). Medicare paid $37,555 for services to 207 patients in 2024. Merck Sharp & Dohme LLC was the largest of 2 companies reporting payments in 2025, $52.99 in all, mostly food and beverage.
Overview
| NPI | 1144242496 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 24, 2006 |
| Last updated in NPPES | Sep 11, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pain Medicine, Interventional Pain Medicine Primary | 208VP0014X | — | IL |
| Anesthesiology | 207L00000X | — | 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 - Anesthesiology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 207 |
|---|---|
| Services billed | 215 across 50 procedure codes |
| Paid by Medicare | $37,555 |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Anesthesiology |
Medical group
- Midwest Anesthesia Partners LLCHinsdale, IL · 119 clinicians
Hospital affiliation
- Advocate Good Samaritan HospitalDowners Grove, IL
Industry payments (Open Payments)
- 2025$52.99 · 2 payments from 2 companies
- 2024$44.95 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $30.38 | 1 |
| Vertex Pharmaceuticals Incorporated | $22.61 | 1 |
What the 2025 payments were for
- Food and Beverage$52.99 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 56 interventional pain physicians in Chicago · All interventional pain physicians in Illinois