Quick answers
- Which hospitals does Adrienne Sizer-Johnson work at?
- Medicare's official clinician data lists Adrienne Sizer-Johnson at 2 hospitals: St Dominic-Jackson Memorial Hospital and University of Mississippi Med Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Adrienne Sizer-Johnson see patients?
- Medicare's clinician data lists 5 practice locations, including Madison, MS, Jackson, MS and Flowood, MS. Call before your visit to confirm the address.
- What is Adrienne Sizer-Johnson's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Adrienne Sizer-Johnson accept Medicare assignment?
- Yes. Medicare's clinician data says Adrienne Sizer-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 Adrienne Sizer-Johnson?
- (601) 355-1234, as listed in official Medicare / NPI Registry data.
- What is Adrienne Sizer-Johnson's NPI number?
- 1275754285. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Adrienne Sizer-Johnson works
Medicare's Facility Affiliation Data lists Adrienne Sizer-Johnson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- St Dominic-Jackson Memorial HospitalJackson, MS · Acute Care Hospital · CCN 250048
- University of Mississippi Med CenterJackson, MS · Acute Care Hospital · CCN 250001
Practice locations
Addresses where Adrienne Sizer-Johnson is enrolled with Medicare (CMS data updated 2026-10-02).
- 106 Highland Way, Suite 101Madison, MS 39110 (601) 355‑1234
- 2500 N State StJackson, MS 39216
- 2510 Lakeland DrFlowood, MS 39232 (604) 355‑1234
- 326 Commerce Ctr DrRidgeland, MS 39157 (601) 815‑2005
- 971 Lakeland DrJackson, MS 39216 (601) 200‑2000
Group practices
Medicare enrollment lists Adrienne Sizer-Johnson as a member of these groups (CMS data updated 2026-10-02).
- State of Mississippi - University of Mississippi Medical Center965 clinicians in the group
- Physicians Anesthesia Group, P.A.55 clinicians in the group
- Gi Alliance Anesthesia of Mississippi PLLC29 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Mississippi →
Other nurse anesthetists in Madison
Clinicians with the same Medicare primary specialty in Madison, MS — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2006 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1275754285 |
| 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