Janet Matuszek, DO
NPI 1265542146ActiveIndividual· Obstetrics & Gynecology· Saint Peters, MO
Obstetrics & Gynecology (DO) in Saint Peters, Missouri, trained at At Still University of Health Sciences, College of Osteo Med, Kirksville (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $19,225 for 259 claims, against $9,969 paid for services in 2024. Pfizer Inc. was the largest of 7 companies reporting payments in 2025, $340.01 in all, mostly food and beverage.
Overview
| NPI | 1265542146 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Aug 30, 2006 |
| Last updated in NPPES | Apr 17, 2025 |
| Certified by provider | May 27, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 104103 | MO |
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 (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 120 |
|---|---|
| Services billed | 173 across 18 procedure codes |
| Paid by Medicare | $9,969 |
Part D prescriptions in 2024
| Prescriptions (claims) | 259 · 558 30-day fills |
|---|---|
| Patients | 105 |
| Total drug cost | $19,225 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | At Still University of Health Sciences, College of Osteo Med, Kirksville |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Washington UniversitySaint Louis, MO · 3,029 clinicians
Hospital affiliations
- Barnes-Jewish St Peters HospitalSaint Peters, MO
- Barnes-Jewish West County HospitalCreve Coeur, MO
- Mercy Hospital St LouisSaint Louis, MO
- Missouri Baptist Medical CenterSaint Louis, MO
- St Lukes HospitalChesterfield, MO
Industry payments (Open Payments)
- 2025$340.01 · 18 payments from 7 companies
- 2024$431.68 · 18 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $106.22 | 6 |
| Dexcom, Inc. | $63.06 | 3 |
| Evofem Biosciences, Inc. | $61.26 | 3 |
| Abbvie Inc. | $51.95 | 3 |
| Exeltis, USA Inc. | $24.48 | 1 |
What the 2025 payments were for
- Food and Beverage$340.01 · 18 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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