Quick answers
- Does Alan Y. Sadah accept Medicare assignment?
- Yes. Medicare's clinician data says Alan Y. Sadah 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 Alan Y. Sadah see?
- In 2024, CMS data shows 427 Original Medicare patients and 1,968 services for Alan Y. Sadah. This counts Original Medicare only and measures volume, not quality.
- What is Alan Y. Sadah's NPI number?
- 1679510275. 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 Alan Y. Sadah, 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 patients | 427 |
|---|---|
| Services billed to Medicare | 1,968 |
| Different services or procedures | 77 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)319 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)252 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)99 services
- Urinalysis, manual test (81002)98 services
- Ultrasound scan of pelvic region through rectum (76872)80 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%
- Arthritis48%
- Diabetes46%
- Ischemic heart disease42%
- Chronic kidney disease36%
Hospitals where Alan Y. Sadah works
Medicare's Facility Affiliation Data lists Alan Y. Sadah 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.
- Alexian Brothers Medical Center 1Elk Grove Village, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140258
- Loretto HospitalChicago, IL · Acute Care Hospital · Emergency services: listed by Medicare · CCN 140083
- Loyola Gottlieb Memorial HospitalMelrose Park, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140008
- St Alexius Medical CenterHoffman Estates, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140290
- UChicago Medicine AdventHealth GlenoaksGlendale Heights, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140292
Practice locations
Addresses where Alan Y. Sadah is enrolled with Medicare (CMS data updated October 2, 2026).
- 3201 Old Glenview Rd, Suite 130Wilmette, IL 60091 (847) 673‑6505
- 645 S Central AveChicago, IL 60644 (773) 854‑5567
Group practices
Medicare enrollment lists Alan Y. Sadah as a member of these groups (CMS data updated October 2, 2026).
- Loretto Hospital40 clinicians in the group
- Metro Chicago Surgical Oncology LLC13 clinicians in the group
Specialties
- Urologyprimary
Other urologists in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Other clinicians in Loretto Hospital
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Chicago College Of Medicine And Surgery |
| Graduation year | 1988 (38 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1679510275 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians