Quick answers
- Which hospitals does Fermin A. Lopez work at?
- Medicare's official clinician data lists Fermin A. Lopez at 1 hospital: Hospital Menonita Humacao, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Fermin A. Lopez see patients?
- Medicare's clinician data lists 1 practice location in Humacao, PR. Call before your visit to confirm the address.
- What is Fermin A. Lopez's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Fermin A. Lopez accept Medicare assignment?
- Yes. Medicare's clinician data says Fermin A. Lopez 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 Fermin A. Lopez?
- (787) 433-1994, as listed in official Medicare / NPI Registry data.
- What is Fermin A. Lopez's NPI number?
- 1356572556. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Fermin A. Lopez works
Medicare's Facility Affiliation Data lists Fermin A. Lopez at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hospital Menonita Humacao, IncHumacao, PR · Acute Care Hospital · CCN 400011
Practice locations
Addresses where Fermin A. Lopez is enrolled with Medicare (CMS data updated 2026-10-02).
- Urb El Recreo, Suite 44Humacao, PR 00791 (787) 433‑1994
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Humacao
Clinicians with the same Medicare primary specialty in Humacao, PR — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1356572556 |
| 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