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Family Practice

Marian De Jesus, MD

Works at hospitals in San Juan, PR · Puerto Rico

Summary

Dr. Marian De Jesus, MD is a family doctor at Ext Villamar, 1025 Calle Marginal Villamar, Carolina, PR 00979. Phone: (787) 726-3901. Accepts Medicare assignment. In 2024, Marian De Jesus had 124 Original Medicare patients and 750 services. NPI 1275557563. 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 Marian De Jesus, 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 Marian De Jesus accept Medicare assignment?
Yes. Medicare's clinician data says Marian De Jesus 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 Marian De Jesus see?
In 2024, CMS data shows 124 Original Medicare patients and 750 services for Marian De Jesus. This counts Original Medicare only and measures volume, not quality.
What is Marian De Jesus's NPI number?
1275557563. 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 Marian De Jesus, 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 patients124
Services billed to Medicare750
Different services or procedures9
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional (99211)352 services
  2. Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)200 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)176 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%
  • Arthritis46%
  • Diabetes35%
  • Osteoporosis26%
  • Anxiety20%

Hospitals where Marian De Jesus works

Medicare's Facility Affiliation Data lists Marian De Jesus 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 Marian De Jesus is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Family Practice doctors in Puerto Rico →

Other family doctors in Carolina

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

All family doctors in Carolina →

Clinician information

CredentialMD
Medical schoolUniversity Of Puerto Rico School Of Medicine
Graduation year1979 (47 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1275557563
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