Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Emergency Medicine

Rafael Nieves Alicea, MD

Sees patients in Caguas, PR · Puerto Rico

Summary

Dr. Rafael Nieves Alicea, MD is an emergency medicine doctor at 3 Calle Munoz Rivera, Caguas, PR 00725. Phone: (787) 286-2800. May accept Medicare assignment. NPI 1225065899. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 3 Calle Munoz Rivera, Caguas, PR 00725 · Directions
  • Phone: (787) 286‑2800
  • Medicare: May accept Medicare assignment
  • Group practice: Tiger Med Corp
  • Medical school: graduated 1977 (49 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Rafael Nieves Alicea, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Rafael Nieves Alicea accept Medicare assignment?
Medicare's clinician data says Rafael Nieves Alicea may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Rafael Nieves Alicea's NPI number?
1225065899. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Rafael Nieves Alicea is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Rafael Nieves Alicea as a member of this group (CMS data updated October 2, 2026).

  • Tiger Med Corp13 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Puerto Rico →

Other emergency medicine doctors in Puerto Rico

Clinicians with the same Medicare primary specialty in Puerto Rico — not a recommendation.

All emergency medicine doctors in Puerto Rico →

Other clinicians in Tiger Med Corp

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year1977 (49 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1225065899
CorrectionsReport 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

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians