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Internal Medicine

Osama Elhilali, MD

Works at hospitals in Modesto, CA · Turlock, CA · California

Summary

Dr. Osama Elhilali, MD is an internal medicine doctor at 1441 Florida Ave, Modesto, CA 95350. Phone: (209) 576-3525. Accepts Medicare assignment. In 2024, Osama Elhilali had 229 Original Medicare patients and 869 services. NPI 1780023788. 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 Osama Elhilali, 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 Osama Elhilali accept Medicare assignment?
Yes. Medicare's clinician data says Osama Elhilali 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 Osama Elhilali see?
In 2024, CMS data shows 229 Original Medicare patients and 869 services for Osama Elhilali. This counts Original Medicare only and measures volume, not quality.
What is Osama Elhilali's NPI number?
1780023788. 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 Osama Elhilali, 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 patients229
Services billed to Medicare869
Different services or procedures6
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)371 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)344 services
  3. Hospital discharge day management, more than 30 minutes (99239)138 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%
  • Arthritis62%
  • Chronic kidney disease52%
  • Diabetes49%
  • Heart failure48%

Hospitals where Osama Elhilali works

Medicare's Facility Affiliation Data lists Osama Elhilali 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.

  • Doctors Medical CenterModesto, CA · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 050464
  • Emanuel Medical CenterTurlock, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050179
  • Memorial Medical CenterModesto, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050557

Practice locations

Addresses where Osama Elhilali is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Osama Elhilali as a member of these groups (CMS data updated October 2, 2026).

  • Sutter Valley Medical Foundation2,500 clinicians in the group
  • Hospitalists of Modesto Medical Group Inc85 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Modesto

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

All internal medicine doctors in Modesto →

Other clinicians in Sutter Valley Medical Foundation

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

Clinician information

CredentialMD
Graduation year2002 (24 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1780023788
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