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Internal Medicine

Euri D. Fernandez Nunez Sr., MD

Works at hospitals in Carolina, PR · San Juan, PR · Puerto Rico

Summary

Dr. Euri D. Fernandez Nunez Sr., MD is an internal medicine doctor at 371 Ave De Diego, San Juan, PR 00909. Phone: (787) 519-5528. May accept Medicare assignment. NPI 1881079150. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

From official Medicare data

This page shows what Medicare's official clinician data says about Euri D. Fernandez Nunez Sr., 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 Euri D. Fernandez Nunez Sr. accept Medicare assignment?
Medicare's clinician data says Euri D. Fernandez Nunez Sr. may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Euri D. Fernandez Nunez Sr.'s NPI number?
1881079150. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Euri D. Fernandez Nunez Sr. works

Medicare's Facility Affiliation Data lists Euri D. Fernandez Nunez Sr. 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.

Practice locations

Addresses where Euri D. Fernandez Nunez Sr. is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in Puerto Rico →

Other internal medicine doctors in San Juan

Clinicians with the same Medicare primary specialty in San Juan, PR — not a recommendation.

All internal medicine doctors in San Juan →

Clinician information

CredentialMD
Graduation year2008 (18 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1881079150
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians