Quick answers
- Which hospitals does Matthew J. Koch work at?
- Medicare's official clinician data lists Matthew J. Koch at 5 hospitals: Barnes Jewish Hospital, HSHS St Elizabeth's Hospital, Memorial Hospital, Red Bud Regional Hospital and St Josephs Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Matthew J. Koch see patients?
- Medicare's clinician data lists 6 practice locations, including Alton, IL, Shiloh, IL and Belleville, IL. Call before your visit to confirm the address.
- What is Matthew J. Koch's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Matthew J. Koch accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew J. Koch 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 J. Koch?
- (618) 463-7240, as listed in official Medicare / NPI Registry data.
- What is Matthew J. Koch's NPI number?
- 1962420448. 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 J. Koch works
Medicare's Facility Affiliation Data lists Matthew J. Koch at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Barnes Jewish HospitalSaint Louis, MO · Acute Care Hospital · CCN 260032
- HSHS St Elizabeth's HospitalO Fallon, IL · Acute Care Hospital · CCN 140187
- Memorial HospitalBelleville, IL · Acute Care Hospital · CCN 140185
- Red Bud Regional HospitalRed Bud, IL · Critical Access Hospital · CCN 141348
- St Josephs HospitalBreese, IL · Acute Care Hospital · CCN 140145
Practice locations
Addresses where Matthew J. Koch is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1 Memorial DrAlton, IL 62002 (618) 463‑7240
- 1404 Cross StShiloh, IL 62269 (618) 607‑3055
- 1404 Cross St, Suite 2940Shiloh, IL 62269 (618) 607‑3700
- 1418 Cross St, Suite 350Shiloh, IL 62269 (618) 607‑3900
- 4500 Memorial DrBelleville, IL 62226 (618) 257‑6220
Group practices
Medicare enrollment lists Matthew J. Koch as a member of this group (CMS data updated 2026-10-02).
- Fairview Heights Medical Group SC444 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Alton
Clinicians with the same Medicare primary specialty in Alton, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Creighton University School Of Medicine |
| Graduation year | 1997 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1962420448 |
| 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