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Internal Medicine

Julio C. Arango Frias, MD

Sees patients in Bayamon, PR · Puerto Rico

Summary

Dr. Julio C. Arango Frias, MD is an internal medicine doctor at Bayamon Medical Plaza, Suite 501, Bayamon, PR 00956. Phone: (787) 786-0145. Accepts Medicare assignment. In 2024, Julio C. Arango Frias had 14 Original Medicare patients and 49 services. NPI 1922099175. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: Bayamon Medical Plaza, Suite 501, Bayamon, PR 00956 · Directions
  • Phone: (787) 786‑0145
  • Medicare: Accepts Medicare assignment
  • Medical school: graduated 1980 (46 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Julio C. Arango Frias, 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 Julio C. Arango Frias accept Medicare assignment?
Yes. Medicare's clinician data says Julio C. Arango Frias 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 Julio C. Arango Frias see?
In 2024, CMS data shows 14 Original Medicare patients and 49 services for Julio C. Arango Frias. This counts Original Medicare only and measures volume, not quality.
What is Julio C. Arango Frias's NPI number?
1922099175. 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 Julio C. Arango Frias, 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 patients14
Services billed to Medicare49
Different services or procedures5
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)13 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%
  • High cholesterol75%

Practice locations

Addresses where Julio C. Arango Frias is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in Puerto Rico →

Other internal medicine doctors in Bayamon

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

All internal medicine doctors in Bayamon →

Clinician information

CredentialMD
Graduation year1980 (46 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1922099175
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians