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Endocrinology

Julie R. Islam, MD

Sees patients in San Diego, CA · El Cajon, CA · California

Summary

Dr. Julie R. Islam, MD is an endocrinologist at 1809 National Ave, San Diego, CA 92113. Phone: (619) 515-2300. Accepts Medicare assignment. In 2024, Julie R. Islam had 116 Original Medicare patients and 144 services. NPI 1750780516. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Endocrinologist (Medicare lists Endocrinology)
  • Address: 1809 National Ave, San Diego, CA 92113 · Directions (1 more location)
  • Phone: (619) 515‑2300
  • Medicare: Accepts Medicare assignment
  • Group practice: Family Health Centers of San Diego Inc
  • Medical school: graduated 2006 (20 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Julie R. Islam, 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 Julie R. Islam accept Medicare assignment?
Yes. Medicare's clinician data says Julie R. Islam 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 Julie R. Islam see?
In 2024, CMS data shows 116 Original Medicare patients and 144 services for Julie R. Islam. This counts Original Medicare only and measures volume, not quality.
What is Julie R. Islam's NPI number?
1750780516. 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 Julie R. Islam, 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 patients116
Services billed to Medicare144
Different services or procedures8
Participating Medicare providerYes
Average age of these patients74

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)100 services
  2. Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (95251)25 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%
  • Diabetes53%
  • Arthritis50%
  • Osteoporosis43%
  • Chronic kidney disease37%

Practice locations

Addresses where Julie R. Islam is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Julie R. Islam as a member of this group (CMS data updated October 2, 2026).

  • Family Health Centers of San Diego Inc311 clinicians in the group

Specialties

Find other Endocrinology doctors in California →

Other endocrinologists in San Diego

Clinicians with the same Medicare primary specialty in San Diego, CA — not a recommendation.

All endocrinologists in San Diego →

Other clinicians in Family Health Centers of San Diego Inc

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

Clinician information

CredentialMD
Graduation year2006 (20 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1750780516
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