Matthew Francis Bialko, M.D., M.P.H.
NPI 1124551403ActiveIndividual· Obstetrics & Gynecology· Saint Louis, MO
Obstetrics & Gynecology (M.D., M.P.H.) with Obstetrical Associates of St Lukes LLC, practicing in Saint Louis, Missouri. Their prescriptions cost Medicare Part D more than their services did: $30,849 for 493 claims, against $16,715 paid for services in 2024. Sumitomo Pharma America, Inc. was the largest of 12 companies reporting payments in 2025, $483.12 in all, mostly food and beverage. Lists Mercy Hospital St Louis and 1 other hospital as hospital affiliations.
Overview
| NPI | 1124551403 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., M.P.H. |
| Sole proprietor | No |
| NPI issued | Apr 4, 2017 |
| Last updated in NPPES | Jun 9, 2021 |
| Certified by provider | May 24, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 2018017661 | MO |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 | 178 |
|---|---|
| Services billed | 3,707 across 22 procedure codes |
| Paid by Medicare | $16,715 |
Part D prescriptions in 2024
| Prescriptions (claims) | 493 · 1,057 30-day fills |
|---|---|
| Patients | 159 |
| Total drug cost | $30,849 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Obstetrical Associates of St Lukes LLCChesterfield, MO · 7 clinicians
Hospital affiliations
- Mercy Hospital St LouisSaint Louis, MO
- St Lukes HospitalChesterfield, MO
Industry payments (Open Payments)
- 2025$483.12 · 24 payments from 12 companies
- 2024$179.43 · 9 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sumitomo Pharma America, Inc. | $96.30 | 5 |
| Evofem Biosciences, Inc. | $73.90 | 4 |
| Abbvie Inc. | $65.82 | 3 |
| Hologic Sales and Service, LLC | $45.06 | 2 |
| Astellas Pharma US Inc | $39.50 | 2 |
What the 2025 payments were for
- Food and Beverage$483.12 · 24 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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