Chaher H. Alhandalous, MD

Medicare activity in 2024

Official CMS public-use data for Chaher H. Alhandalous, 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.

Most frequent services

1. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)415 services
2. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)78 services
3. Hospital discharge day management, 30 minutes or less (99238)16 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%
• Arthritis56%
• Ischemic heart disease54%
• Chronic kidney disease49%
• Diabetes44%

Hospitals where Chaher H. Alhandalous works

Medicare's Facility Affiliation Data lists Chaher H. Alhandalous 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.

• Northwestern Medicine Central Dupage HospitalWinfield, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140242
• Northwestern Memorial HospitalChicago, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140281
• Palos Community HospitalPalos Heights, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140062
• The University of Chicago Medical CenterChicago, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140088

Practice locations

Addresses where Chaher H. Alhandalous is enrolled with Medicare (CMS data updated October 2, 2026).

• 12251 S 80th AvePalos Heights, IL 60463 (708) 923‑5869
• 12251 S 80th Ave, Suite 1780Palos Heights, IL 60463 (708) 923‑3420
• 1800 N Main StWheaton, IL 60187 (630) 933‑4800

Group practices

Medicare enrollment lists Chaher H. Alhandalous as a member of this group (CMS data updated October 2, 2026).

• Central Dupage Physician Group1,080 clinicians in the group

Specialties

• Hospitalistprimary
• Internal Medicinealso

Find other Hospitalist doctors in Illinois →

Other hospitalists in Palos Heights

Clinicians with the same Medicare primary specialty in Palos Heights, IL — not a recommendation.

• Yosry N. Mezyed, MD
• Constantine G. Peters, DO
• Jeffery Lei, DO
• Raymond Lee, MD
• Abdullah A. Memon, MD
• Nuwan Pathagamage, MD
• Dario X. Aguilar, MD
• Kyle S. Coots, DO

All hospitalists in Palos Heights →

Other clinicians in Central Dupage Physician Group

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

• Gregory P. Ruzich, MD
• Kaihua K. Lai, MD
• Kathleen C. Moline, DO
• Kelly M. Broederdorf
• Zeenat Parveen, MD
• Sharad Gupta, MD

Clinician information

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