Quick answers
- Which hospitals does John M. Rinker work at?
- Medicare's official clinician data lists John M. Rinker at 5 hospitals: OSF Little Company of Mary Medical Center, OSF Saint Elizabeth MDL Ctr, Saint Francis Medical Center, Saint James Hospital and St Joseph Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John M. Rinker see patients?
- Medicare's clinician data lists 2 practice locations, including Pontiac, IL. Call before your visit to confirm the address.
- What is John M. Rinker's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does John M. Rinker accept Medicare assignment?
- Yes. Medicare's clinician data says John M. Rinker 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 John M. Rinker?
- (815) 842-2828, as listed in official Medicare / NPI Registry data.
- What is John M. Rinker's NPI number?
- 1316173636. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John M. Rinker works
Medicare's Facility Affiliation Data lists John M. Rinker at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- OSF Little Company of Mary Medical CenterEvergreen Park, IL · Acute Care Hospital · CCN 140179
- OSF Saint Elizabeth MDL CtrPeru, IL · Acute Care Hospital · CCN 140110
- Saint Francis Medical CenterPeoria, IL · Acute Care Hospital · CCN 140067
- Saint James HospitalPontiac, IL · Acute Care Hospital · CCN 140161
- St Joseph Medical CenterBloomington, IL · Acute Care Hospital · CCN 140162
Practice locations
Addresses where John M. Rinker is enrolled with Medicare (CMS data updated 2026-10-02).
- 2500 W Reynolds StPontiac, IL 61764 (815) 842‑2828
- 310 E Torrance Ave, PO Box 650Pontiac, IL 61764 (815) 844‑7174
Group practices
Medicare enrollment lists John M. Rinker as a member of this group (CMS data updated 2026-10-02).
- Saint James Hospital74 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Pontiac
Clinicians with the same Medicare primary specialty in Pontiac, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2009 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1316173636 |
| 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