Quick answers
- Which hospitals does Maria R. Williamson work at?
- Medicare's official clinician data lists Maria R. Williamson at 1 hospital: HCA Florida Trinity Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Maria R. Williamson see patients?
- Medicare's clinician data lists 1 practice location in Trinity, FL. Call before your visit to confirm the address.
- What is Maria R. Williamson's specialty?
- Medicare lists Anesthesiology Assistant as the primary specialty.
- Does Maria R. Williamson accept Medicare assignment?
- Yes. Medicare's clinician data says Maria R. Williamson 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 R. Williamson?
- (727) 834-4000, as listed in official Medicare / NPI Registry data.
- What is Maria R. Williamson's NPI number?
- 1902206584. 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 R. Williamson works
Medicare's Facility Affiliation Data lists Maria R. Williamson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- HCA Florida Trinity HospitalTrinity, FL · Acute Care Hospital · CCN 100191
Practice locations
Addresses where Maria R. Williamson is enrolled with Medicare (CMS data updated 2026-10-02).
- 9330 State Rd, Suite 54Trinity, FL 34655 (727) 834‑4000
Group practices
Medicare enrollment lists Maria R. Williamson as a member of this group (CMS data updated 2026-10-02).
- Sunshine State Anesthesia Partners LLC425 clinicians in the group
Specialties
- Anesthesiology Assistantprimary
Other anesthesiologist assistants in Trinity
Clinicians with the same Medicare primary specialty in Trinity, FL — not a recommendation.
Clinician information
| Credential | AA |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1902206584 |
| 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