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

Gastroenterology

Samuel Rivera, MD

Sees patients in Manati, PR · Puerto Rico

Summary

Samuel Rivera, MD (Gastroenterology) is enrolled with Medicare at 1 practice location in Manati, PR. NPI 1235334400. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Samuel Rivera, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

GastroenterologyPrimary specialty
YesAccepts Medicare assignment
21Years since medical school (graduated 2005)
University Central Del Caribe Escuela De MedicinaMedical school
MaleGender (as listed)

Quick answers

Where does Samuel Rivera see patients?
Medicare's clinician data lists 1 practice location in Manati, PR. Call before your visit to confirm the address.
What is Samuel Rivera's specialty?
Medicare lists Gastroenterology as the primary specialty.
Does Samuel Rivera accept Medicare assignment?
Yes. Medicare's clinician data says Samuel Rivera 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 Samuel Rivera?
(787) 884-0310, as listed in official Medicare / NPI Registry data.
What is Samuel Rivera's NPI number?
1235334400. 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 Samuel Rivera is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other Gastroenterology doctors in Puerto Rico →

Other gastroenterologists in Manati

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

All gastroenterologists in Manati →

Clinician information

CredentialMD
Medical schoolUniversity Central Del Caribe Escuela De Medicina
Graduation year2005
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1235334400
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 2026-10-02, retrieved 2026-10-29
  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