Brian E. Lahmann, M.D.
NPI 1346381837ActiveIndividual· Surgery· New Lenox, IL
Surgery (M.D.) in New Lenox, Illinois, trained at University of Cincinnati College of Medicine (class of 1998). In 2024 Medicare paid $100,987 for 242 patients, and Part D covered 485 of their prescriptions, 77% of them generic. W. L. Gore & Associates, Inc. was the largest of 2 companies reporting payments in 2025, $51.67 in all, mostly food and beverage.
Overview
| NPI | 1346381837 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 9, 2007 |
| Last updated in NPPES | Jan 21, 2022 |
| Certified by provider | Jan 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 036111197 | 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 - General Surgery (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 242 |
|---|---|
| Services billed | 953 across 20 procedure codes |
| Paid by Medicare | $100,987 |
Part D prescriptions in 2024
| Prescriptions (claims) | 485 · 764 30-day fills |
|---|---|
| Patients | 110 |
| Total drug cost | $111,596 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | University of Cincinnati College of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | General Surgery |
| Telehealth | Offers telehealth |
Hospital affiliation
- Silver Cross Hospital and Medical CentersNew Lenox, IL
Industry payments (Open Payments)
- 2025$51.67 · 2 payments from 2 companies
- 2024$617.73 · 7 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| W. L. Gore & Associates, Inc. | $37.90 | 1 |
| Currax Pharmaceuticals LLC | $13.77 | 1 |
What the 2025 payments were for
- Food and Beverage$51.67 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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