Quick answers
- Which hospitals does Maria E. Ballester work at?
- Medicare's official clinician data lists Maria E. Ballester at 1 hospital: Presbyterian Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Maria E. Ballester see patients?
- Medicare's clinician data lists 1 practice location in San Juan, PR. Call before your visit to confirm the address.
- What is Maria E. Ballester's specialty?
- Medicare lists Physical Medicine and Rehabilitation as the primary specialty.
- Does Maria E. Ballester accept Medicare assignment?
- Yes. Medicare's clinician data says Maria E. Ballester 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 E. Ballester?
- (787) 725-2222, as listed in official Medicare / NPI Registry data.
- What is Maria E. Ballester's NPI number?
- 1164649554. 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 E. Ballester works
Medicare's Facility Affiliation Data lists Maria E. Ballester at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Presbyterian Community HospitalSan Juan, PR · Acute Care Hospital · CCN 400001
Practice locations
Addresses where Maria E. Ballester is enrolled with Medicare (CMS data updated 2026-10-02).
- 1449 Americo Salas St, Suite 101San Juan, PR 00909 (787) 725‑2222
Specialties
Find other Physical Medicine and Rehabilitation doctors in Puerto Rico →
Other rehabilitation doctors in San Juan
Clinicians with the same Medicare primary specialty in San Juan, PR — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Puerto Rico School Of Medicine |
| Graduation year | 1986 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1164649554 |
| 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