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

Internal Medicine

Gerardo J. Medina Caban, MD

Works at hospitals in San German, PR · Mayaguez, PR · Puerto Rico

Summary

Dr. Gerardo J. Medina Caban, MD is an internal medicine doctor at Carr 2 Km, 4 Edif San Vicente De Paul 307, San German, PR 00683. Phone: (787) 264-6200. Accepts Medicare assignment. In 2024, Gerardo J. Medina Caban had 37 Original Medicare patients and 323 services. NPI 1003912288. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Gerardo J. Medina Caban, 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 Gerardo J. Medina Caban accept Medicare assignment?
Yes. Medicare's clinician data says Gerardo J. Medina Caban accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Gerardo J. Medina Caban see?
In 2024, CMS data shows 37 Original Medicare patients and 323 services for Gerardo J. Medina Caban. This counts Original Medicare only and measures volume, not quality.
What is Gerardo J. Medina Caban's NPI number?
1003912288. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Gerardo J. Medina Caban, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients37
Services billed to Medicare323
Different services or procedures12
Participating Medicare providerYes
Average age of these patients67

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)19 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • Chronic kidney disease75%
  • High cholesterol62%
  • Diabetes54%
  • Heart failure41%
  • Ischemic heart disease32%

Hospitals where Gerardo J. Medina Caban works

Medicare's Facility Affiliation Data lists Gerardo J. Medina Caban 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 Gerardo J. Medina Caban is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Gerardo J. Medina Caban as a member of this group (CMS data updated October 2, 2026).

  • Nefrologos Asociados del Oeste7 clinicians in the group

Specialties

Find other Internal Medicine doctors in Puerto Rico →

Other internal medicine doctors in San German

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

All internal medicine doctors in San German →

Other clinicians in Nefrologos Asociados del Oeste

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

Clinician information

CredentialMD
Medical schoolUniversity Of Puerto Rico School Of Medicine
Graduation year1998 (28 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1003912288
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians