Quick answers
- Which hospitals does Mark C. Baylor work at?
- Medicare's official clinician data lists Mark C. Baylor at 3 hospitals: Graham Hospital Association, Saint Francis Medical Center and St Mary Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark C. Baylor see patients?
- Medicare's clinician data lists 1 practice location in Brimfield, IL. Call before your visit to confirm the address.
- What is Mark C. Baylor's specialty?
- Medicare lists Family Practice as the primary specialty, and also Geriatric Medicine.
- Does Mark C. Baylor accept Medicare assignment?
- Yes. Medicare's clinician data says Mark C. Baylor 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 Mark C. Baylor's NPI number?
- 1740256700. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark C. Baylor works
Medicare's Facility Affiliation Data lists Mark C. Baylor at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Graham Hospital AssociationCanton, IL · Acute Care Hospital · CCN 140001
- Saint Francis Medical CenterPeoria, IL · Acute Care Hospital · CCN 140067
- St Mary Medical CenterGalesburg, IL · Acute Care Hospital · CCN 140064
Practice locations
Addresses where Mark C. Baylor is enrolled with Medicare (CMS data updated 2026-10-02).
- 111 E Knoxville StBrimfield, IL 61517
Specialties
- Family Practiceprimary
- Geriatric Medicinealso
Other family doctors in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1983 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1740256700 |
| 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