Quick answers
- Which hospitals does Mario Johnson work at?
- Medicare's official clinician data lists Mario Johnson at 5 hospitals: Barnes-Jewish St Peters Hospital, Broward Health Imperial Point, Herrin Hospital, Memorial Hospital of Carbondale and Mercy Hospital Southeast. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mario Johnson see patients?
- Medicare's clinician data lists 5 practice locations, including Saint Peters, MO, Chicago Heights, IL and Cape Girardeau, MO. Call before your visit to confirm the address.
- What is Mario Johnson's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Mario Johnson accept Medicare assignment?
- Yes. Medicare's clinician data says Mario Johnson 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 Mario Johnson?
- (636) 916-9000, as listed in official Medicare / NPI Registry data.
- What is Mario Johnson's NPI number?
- 1396261905. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mario Johnson works
Medicare's Facility Affiliation Data lists Mario Johnson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Barnes-Jewish St Peters HospitalSaint Peters, MO · Acute Care Hospital · CCN 260191
- Broward Health Imperial PointFort Lauderdale, FL · Acute Care Hospital · CCN 100200
- Herrin HospitalHerrin, IL · Acute Care Hospital · CCN 140011
- Memorial Hospital of CarbondaleCarbondale, IL · Acute Care Hospital · CCN 140164
- Mercy Hospital SoutheastCape Girardeau, MO · Acute Care Hospital · CCN 260110
Practice locations
Addresses where Mario Johnson is enrolled with Medicare (CMS data updated 2026-10-02).
- 10 Hospital DrSaint Peters, MO 63376 (636) 916‑9000
- 1423 Chicago RdChicago Heights, IL 60411 (708) 756‑1000
- 1701 Lacey StCape Girardeau, MO 63701 (573) 334‑4822
- 201 E Sample RdDeerfield Beach, FL 33064 (954) 939‑5000
- 201 S 14th StHerrin, IL 62948 (618) 942‑2171
Group practices
Medicare enrollment lists Mario Johnson as a member of these groups (CMS data updated 2026-10-02).
- Sheridan Healthcorp Inc949 clinicians in the group
- Northstar Anesthesia of Illinois, LLC409 clinicians in the group
- Southeast Missouri Hospital Physicians LLC209 clinicians in the group
- Midwest Anesthesia Providers SC182 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Missouri →
Other nurse anesthetists in Saint Peters
Clinicians with the same Medicare primary specialty in Saint Peters, MO — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2012 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1396261905 |
| 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