Quick answers
- Which hospitals does Freddy A. Madera work at?
- Medicare's official clinician data lists Freddy A. Madera at 1 hospital: Mayaguez Medical Center Dr Ramon Emeterio Betances…. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Freddy A. Madera see patients?
- Medicare's clinician data lists 1 practice location in Mayaguez, PR. Call before your visit to confirm the address.
- What is Freddy A. Madera's specialty?
- Medicare lists Thoracic Surgery as the primary specialty, and also Cardiac Electrophysiology, Cardiac Surgery, Cardiovascular Disease (Cardiology) and General Surgery.
- Does Freddy A. Madera accept Medicare assignment?
- Yes. Medicare's clinician data says Freddy A. Madera 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 Freddy A. Madera?
- (787) 652-9200, as listed in official Medicare / NPI Registry data.
- What is Freddy A. Madera's NPI number?
- 1568849859. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Freddy A. Madera works
Medicare's Facility Affiliation Data lists Freddy A. Madera at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mayaguez Medical Center Dr Ramon Emeterio Betances…Mayaguez, PR · Acute Care Hospital · CCN 400103
Practice locations
Addresses where Freddy A. Madera is enrolled with Medicare (CMS data updated 2026-10-02).
- 410 Ave HostosMayaguez, PR 00682 (787) 652‑9200
Group practices
Medicare enrollment lists Freddy A. Madera as a member of this group (CMS data updated 2026-10-02).
- Mayaguez Medical Center Dr Ramon Emeterio Betances Inc8 clinicians in the group
Specialties
Other thoracic surgeons in Puerto Rico
Clinicians with the same Medicare primary specialty in Puerto Rico — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1568849859 |
| 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