Quick answers
- Which hospitals does Maria Sullivan work at?
- Medicare's official clinician data lists Maria Sullivan at 1 hospital: SSM Health Depaul Hospital St Louis. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Maria Sullivan see patients?
- Medicare's clinician data lists 1 practice location in Bridgeton, MO. Call before your visit to confirm the address.
- What is Maria Sullivan's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Maria Sullivan accept Medicare assignment?
- Yes. Medicare's clinician data says Maria Sullivan 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 Maria Sullivan?
- (314) 942-6464, as listed in official Medicare / NPI Registry data.
- What is Maria Sullivan's NPI number?
- 1710541040. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Maria Sullivan works
Medicare's Facility Affiliation Data lists Maria Sullivan 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
Practice locations
Addresses where Maria Sullivan is enrolled with Medicare (CMS data updated 2026-10-02).
- 3440 De Paul Ln, Suite 113Bridgeton, MO 63044 (314) 942‑6464
Group practices
Medicare enrollment lists Maria Sullivan as a member of this group (CMS data updated 2026-10-02).
- Steven Baak MD LLC3 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Bridgeton
Clinicians with the same Medicare primary specialty in Bridgeton, MO — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1710541040 |
| 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