Quick answers
- Which hospitals does Michael E. Mandis work at?
- Medicare's official clinician data lists Michael E. Mandis at 3 hospitals: Anderson Hospital, Community Hospital of Staunton and HSHS St Elizabeth's Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Michael E. Mandis see patients?
- Medicare's clinician data lists 16 practice locations, including Maryville, IL and Staunton, IL. Call before your visit to confirm the address.
- What is Michael E. Mandis's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Emergency Medicine.
- Does Michael E. Mandis accept Medicare assignment?
- Yes. Medicare's clinician data says Michael E. Mandis 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 Michael E. Mandis?
- (618) 288-7244, as listed in official Medicare / NPI Registry data.
- What is Michael E. Mandis's NPI number?
- 1821065764. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Michael E. Mandis works
Medicare's Facility Affiliation Data lists Michael E. Mandis at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Anderson HospitalMaryville, IL · Acute Care Hospital · CCN 140289
- Community Hospital of StauntonStaunton, IL · Critical Access Hospital · CCN 141306
- HSHS St Elizabeth's HospitalO Fallon, IL · Acute Care Hospital · CCN 140187
Practice locations
Addresses where Michael E. Mandis is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 16; the Medicare profile lists all.
- 10 Professional Park DrMaryville, IL 62062 (618) 288‑7244
- 20 Professional Park Dr, Suite BMaryville, IL 62062 (618) 288‑1480
- 2090 Vadalabene DrMaryville, IL 62062 (618) 288‑5430
- 2133 Vadalabene Dr, Suite 1Maryville, IL 62062 (618) 288‑4350
- 2227 Vadalabene Dr, Suite 300Maryville, IL 62062 (618) 391‑5320
Group practices
Medicare enrollment lists Michael E. Mandis as a member of these groups (CMS data updated 2026-10-02).
- Anderson Medical Group LLC136 clinicians in the group
- Midwest Emergency Anderson Health Inc36 clinicians in the group
Specialties
- Internal Medicineprimary
- Emergency Medicinealso
Other internal medicine doctors in Maryville
Clinicians with the same Medicare primary specialty in Maryville, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1821065764 |
| 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