Quick answers
- Which hospitals does Matthew F. Bialko work at?
- Medicare's official clinician data lists Matthew F. Bialko at 2 hospitals: Mercy Hospital St Louis and St Lukes Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Matthew F. Bialko see patients?
- Medicare's clinician data lists 2 practice locations, including Chesterfield, MO and O Fallon, MO. Call before your visit to confirm the address.
- What is Matthew F. Bialko's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does Matthew F. Bialko accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew F. Bialko accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Matthew F. Bialko?
- (314) 576-9797, as listed in official Medicare / NPI Registry data.
- What is Matthew F. Bialko's NPI number?
- 1124551403. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Matthew F. Bialko works
Medicare's Facility Affiliation Data lists Matthew F. Bialko at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital St LouisSaint Louis, MO · Acute Care Hospital · CCN 260020
- St Lukes HospitalChesterfield, MO · Acute Care Hospital · CCN 260179
Practice locations
Addresses where Matthew F. Bialko is enrolled with Medicare (CMS data updated 2026-10-02).
- 224 S Woods Mill Rd, Suite 750sChesterfield, MO 63017 (314) 576‑9797
- 5551 Winghaven Blvd, Suite 170O Fallon, MO 63368 (314) 576‑9797
Group practices
Medicare enrollment lists Matthew F. Bialko as a member of this group (CMS data updated 2026-10-02).
- Obstetrical Associates of St Lukes LLC7 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Chesterfield
Clinicians with the same Medicare primary specialty in Chesterfield, MO — not a recommendation.
Clinician information
| Graduation year | 2017 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1124551403 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians