Gregory T. Brebach, M.D.
NPI 1598751034ActiveIndividual· Orthopaedic Surgery· Barrington, IL
Orthopaedic Surgery (M.D.) in Barrington, Illinois, trained at Rush Medical College of Rush University (class of 1997). 406 Medicare patients in 2024, $198,766 paid; all of their 616 Part D prescriptions were generic. Globus Medical, Inc. was the largest of 2 companies reporting payments in 2025, $537.99 in all, mostly food and beverage.
Overview
| NPI | 1598751034 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 20, 2005 |
| Last updated in NPPES | Dec 21, 2021 |
| Certified by provider | Dec 21, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 036108476 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Orthopedic Surgery (IL); Practitioner - Orthopedic Surgery (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 406 |
|---|---|
| Services billed | 8,126 across 77 procedure codes |
| Paid by Medicare | $198,766 |
Part D prescriptions in 2024
| Prescriptions (claims) | 616 · 955 30-day fills |
|---|---|
| Patients | 216 |
| Total drug cost | $7,016 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Orthopedic Surgery |
Medical group
- Illinois Bone and Joint Institute, LLCGurnee, IL · 604 clinicians
Hospital affiliations
- Advocate Good Shepherd HospitalBarrington, IL
- Advocate Sherman HospitalElgin, IL
- Northwestern Medicine McHenryMcHenry, IL
Other facilities
- Advocate Home Health Care ServHome health agency · Oakbrook, IL
Industry payments (Open Payments)
- 2025$537.99 · 20 payments from 2 companies
- 2024$473.44 · 12 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Globus Medical, Inc. | $279.74 | 14 |
| Medtronic, Inc. | $258.25 | 6 |
What the 2025 payments were for
- Food and Beverage$537.99 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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