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Internal Medicine

Syed F. Ali, MD

Works at hospitals in Chicago, IL · Illinois

Summary

Dr. Syed F. Ali, MD is an internal medicine doctor at 161 S Lincolnway, Suite 210, North Aurora, IL 60542. Phone: (630) 599-7550. Accepts Medicare assignment. In 2024, Syed F. Ali had 75 Original Medicare patients and 383 services. NPI 1225123615. 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.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 161 S Lincolnway, Suite 210, North Aurora, IL 60542 · Directions (2 more locations)
  • Phone: (630) 599‑7550
  • Medicare: Accepts Medicare assignment
  • Hospital: Jackson Park Hospital
  • Group practice: Friedell Clinic, S. C.
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Syed F. Ali, 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 Syed F. Ali accept Medicare assignment?
Yes. Medicare's clinician data says Syed F. Ali 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 Syed F. Ali see?
In 2024, CMS data shows 75 Original Medicare patients and 383 services for Syed F. Ali. This counts Original Medicare only and measures volume, not quality.
What is Syed F. Ali's NPI number?
1225123615. 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 Syed F. Ali, 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 patients75
Services billed to Medicare383
Different services or procedures9
Participating Medicare providerYes
Average age of these patients48

Most frequent services

  1. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)136 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)128 services
  3. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)45 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)26 services
  5. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)15 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%
  • Anxiety68%
  • Depression61%
  • High cholesterol51%
  • Arthritis37%
  • Diabetes35%

Hospitals where Syed F. Ali works

Medicare's Facility Affiliation Data lists Syed F. Ali 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.

  • Jackson Park HospitalChicago, IL · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 140177

Practice locations

Addresses where Syed F. Ali is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Syed F. Ali as a member of this group (CMS data updated October 2, 2026).

  • Friedell Clinic, S. C.24 clinicians in the group

Specialties

Find other Internal Medicine doctors in Illinois →

Other internal medicine doctors in Illinois

Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.

All internal medicine doctors in Illinois →

Other clinicians in Friedell Clinic, S. C.

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

Clinician information

CredentialMD
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1225123615
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