Quick answers
- Does Hector J. Alonso Quinones accept Medicare assignment?
- Medicare's clinician data says Hector J. Alonso Quinones may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- What is Hector J. Alonso Quinones's NPI number?
- 1417404716. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Hector J. Alonso Quinones works
Medicare's Facility Affiliation Data lists Hector J. Alonso Quinones at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Auxilio Mutuo HospitalSan Juan, PR · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 400016
- Hospital Espanol Auxilio Mutuo San PabloBayamon, PR · Acute Care Hospital · Emergency services: listed by Medicare · CCN 400109
Practice locations
Addresses where Hector J. Alonso Quinones is enrolled with Medicare (CMS data updated October 2, 2026).
- 715 Ave Ponce De LeonSan Juan, PR 00917 (787) 758‑2000
Specialties
- Neurologyprimary
- Sleep Medicinealso
Other neurologists in San Juan
Clinicians with the same Medicare primary specialty in San Juan, PR — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2019 (7 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1417404716 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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