Quick answers
- Which hospitals does Monika M. Prost work at?
- Medicare's official clinician data lists Monika M. Prost at 4 hospitals: Graham Hospital Association, Javon Bea Hospital, Memorial Hospital and Mercyhealth Hospital & Physician Clinic-Crystal LA…. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Monika M. Prost see patients?
- Medicare's clinician data lists 4 practice locations, including Rockford, IL, McHenry, IL and Crystal Lake, IL. Call before your visit to confirm the address.
- What is Monika M. Prost's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Diagnostic Radiology.
- Does Monika M. Prost accept Medicare assignment?
- Yes. Medicare's clinician data says Monika M. Prost 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 Monika M. Prost?
- (815) 971-2000, as listed in official Medicare / NPI Registry data.
- What is Monika M. Prost's NPI number?
- 1265409122. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Monika M. Prost works
Medicare's Facility Affiliation Data lists Monika M. Prost 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
- Javon Bea HospitalRockford, IL · Acute Care Hospital · closed, according to its website · CCN 140239
- Memorial HospitalBelleville, IL · Acute Care Hospital · CCN 140185
- Mercyhealth Hospital & Physician Clinic-Crystal LA…Crystal Lake, IL · Acute Care Hospital · CCN 140308
Practice locations
Addresses where Monika M. Prost is enrolled with Medicare (CMS data updated 2026-10-02).
- 2780 McFarland RdRockford, IL 61107 (815) 971‑2000
- 3922 Mercy DrMcHenry, IL 60050 (815) 344‑4499
- 8201 E Riverside BlvdRockford, IL 61114 (815) 971‑2000
- 875 S Route 31Crystal Lake, IL 60014 (779) 220‑5500
Group practices
Medicare enrollment lists Monika M. Prost as a member of these groups (CMS data updated 2026-10-02).
- Mercy Health System Corporation753 clinicians in the group
- Rockford Health Physicians521 clinicians in the group
Specialties
- Internal Medicineprimary
- Diagnostic Radiologyalso
Other internal medicine doctors in Rockford
Clinicians with the same Medicare primary specialty in Rockford, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1988 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1265409122 |
| 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