Quick answers
- Does William F. Polito accept Medicare assignment?
- Yes. Medicare's clinician data says William F. Polito 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 William F. Polito see?
- In 2024, CMS data shows 224 Original Medicare patients and 491 services for William F. Polito. This counts Original Medicare only and measures volume, not quality.
- What is William F. Polito's NPI number?
- 1992744288. 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 William F. Polito, 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 | 224 |
|---|---|
| Services billed to Medicare | 491 |
| Different services or procedures | 70 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Replacement of aortic valve through the skin and femoral artery (33361)97 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)54 services
- New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)44 services
- Coronary artery bypass using artery graft, 1 graft (33533)21 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)20 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%
- Ischemic heart disease75%
- Heart failure66%
- Chronic kidney disease55%
- Atrial fibrillation54%
Hospitals where William F. Polito works
Medicare's Facility Affiliation Data lists William F. Polito 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.
- Advocate Christ Hospital & Medical CenterOak Lawn, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140208
- Advocate Condell Medical CenterLibertyville, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140202
- Advocate Good Shepherd HospitalBarrington, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140291
- Advocate Sherman HospitalElgin, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140030
- Alexian Brothers Medical Center 1Elk Grove Village, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140258
Practice locations
Addresses where William F. Polito is enrolled with Medicare (CMS data updated October 2, 2026).
- 4400 W 95th St, Suite 308Oak Lawn, IL 60453 (708) 346‑4040
Group practices
Medicare enrollment lists William F. Polito as a member of this group (CMS data updated October 2, 2026).
- Cardiothoracic and Vascular Surgical Associates S C48 clinicians in the group
Specialties
- Cardiac Surgeryprimary
- Thoracic Surgeryalso
Other cardiac surgeons in Oak Lawn
Clinicians with the same Medicare primary specialty in Oak Lawn, IL — not a recommendation.
Other clinicians in Cardiothoracic and Vascular Surgical Associates S C
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Georgia School Of Medicine |
| Graduation year | 1994 (32 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1992744288 |
| 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