Brian K. Locker, MD
NPI 1679540868ActiveIndividual· Obstetrics & Gynecology· Des Plaines, IL
Obstetrics & Gynecology (MD) in Des Plaines, Illinois, trained at Rush Medical College of Rush University (class of 1987). In 2024 Medicare paid $5,683 for 32 patients, and Part D covered 91 of their prescriptions, 81% of them generic. Baxter Healthcare was the largest of 11 companies reporting payments in 2025, $343.47 in all, mostly food and beverage.
Overview
| NPI | 1679540868 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 7, 2006 |
| Last updated in NPPES | Dec 20, 2021 |
| Certified by provider | Dec 20, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 036089903 | 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 - Obstetrics/Gynecology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 32 |
|---|---|
| Services billed | 85 across 22 procedure codes |
| Paid by Medicare | $5,683 |
Part D prescriptions in 2024
| Prescriptions (claims) | 91 · 137 30-day fills |
|---|---|
| Patients | 29 |
| Total drug cost | $3,739 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Midwest Center for Women's Healthcare, LtdPark Ridge, IL · 93 clinicians
Hospital affiliation
- Advocate Lutheran General HospitalPark Ridge, IL
Industry payments (Open Payments)
- 2025$343.47 · 14 payments from 11 companies
- 2024$352.43 · 16 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Baxter Healthcare | $56.78 | 1 |
| Sumitomo Pharma America, Inc. | $56.36 | 2 |
| Hologic Sales and Service, LLC | $42.11 | 2 |
| Biogen, Inc. | $38.06 | 2 |
| Astellas Pharma US Inc | $28.32 | 1 |
What the 2025 payments were for
- Food and Beverage$343.47 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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