Quick answers
- Which hospitals does Maddison Baker work at?
- Medicare's official clinician data lists Maddison Baker at 2 hospitals: SSM Health Depaul Hospital St Louis and SSM St Joseph Health Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Maddison Baker see patients?
- Medicare's clinician data lists 2 practice locations, including Saint Louis, MO and Florissant, MO. Call before your visit to confirm the address.
- What is Maddison Baker's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Maddison Baker accept Medicare assignment?
- Yes. Medicare's clinician data says Maddison Baker 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 Maddison Baker?
- (314) 921-4420, as listed in official Medicare / NPI Registry data.
- What is Maddison Baker's NPI number?
- 1154214278. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Maddison Baker works
Medicare's Facility Affiliation Data lists Maddison Baker at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- SSM Health Depaul Hospital St LouisBridgeton, MO · Acute Care Hospital · CCN 260104
- SSM St Joseph Health CenterSaint Charles, MO · Acute Care Hospital · CCN 260005
Practice locations
Addresses where Maddison Baker is enrolled with Medicare (CMS data updated 2026-10-02).
- 1035 Bellevue Ave, Suite 500Saint Louis, MO 63117
- 1120 Shackelford RdFlorissant, MO 63031 (314) 921‑4420
Group practices
Medicare enrollment lists Maddison Baker as a member of this group (CMS data updated 2026-10-02).
- SSM Medical Group Inc568 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Saint Louis
Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2025 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1154214278 |
| 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