Peter Weeks, MD
NPI 1174584130ActiveIndividual· Obstetrics & Gynecology· Naperville, IL
Obstetrics & Gynecology (MD) in Naperville, Illinois, trained at Rush Medical College of Rush University (class of 1984). In 2024 Medicare paid $12,958 for 104 patients, and Part D covered 148 of their prescriptions, 78% of them generic. Mayne Pharma Commercial LLC was the largest of 2 companies reporting payments in 2025, $48.04 in all, mostly food and beverage.
Overview
| NPI | 1174584130 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 30, 2006 |
| Last updated in NPPES | Aug 29, 2023 |
| Certified by provider | Aug 29, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 036072808 | 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 - Obstetrics/Gynecology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 104 |
|---|---|
| Services billed | 206 across 23 procedure codes |
| Paid by Medicare | $12,958 |
Part D prescriptions in 2024
| Prescriptions (claims) | 148 · 353 30-day fills |
|---|---|
| Patients | 54 |
| Total drug cost | $14,143 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Dupage Medical Group LtdWinfield, IL · 1,322 clinicians
Hospital affiliations
- Edward HospitalNaperville, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
Industry payments (Open Payments)
- 2025$48.04 · 2 payments from 2 companies
- 2024$65.57 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mayne Pharma Commercial LLC | $24.98 | 1 |
| Hologic Sales and Service, LLC | $23.06 | 1 |
What the 2025 payments were for
- Food and Beverage$48.04 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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