Quick answers
- Which hospitals does William H. Spear work at?
- Medicare's official clinician data lists William H. Spear at 5 hospitals: Advocate Christ Hospital & Medical Center, Community Hospital, OSF Little Company of Mary Medical Center, Palos Community Hospital and St Catherine Hospital Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William H. Spear see patients?
- Medicare's clinician data lists 7 practice locations, including Palos Heights, IL, Hobart, IN and Evergreen Park, IL. Call before your visit to confirm the address.
- What is William H. Spear's specialty?
- Medicare lists Cardiac Electrophysiology as the primary specialty, and also Cardiovascular Disease (Cardiology).
- Does William H. Spear accept Medicare assignment?
- Yes. Medicare's clinician data says William H. Spear accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for William H. Spear?
- (708) 361-0220, as listed in official Medicare / NPI Registry data.
- What is William H. Spear's NPI number?
- 1811085889. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William H. Spear works
Medicare's Facility Affiliation Data lists William H. Spear at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Advocate Christ Hospital & Medical CenterOak Lawn, IL · Acute Care Hospital · CCN 140208
- Community HospitalMunster, IN · Acute Care Hospital · CCN 150125
- OSF Little Company of Mary Medical CenterEvergreen Park, IL · Acute Care Hospital · CCN 140179
- Palos Community HospitalPalos Heights, IL · Acute Care Hospital · CCN 140062
- St Catherine Hospital IncEast Chicago, IN · Acute Care Hospital · CCN 150008
Practice locations
Addresses where William H. Spear is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 11800 Southwest HwyPalos Heights, IL 60463 (708) 361‑0220
- 1500 S Lake Park AveHobart, IN 46342
- 3545 W 95th StEvergreen Park, IL 60805 (708) 346‑5562
- 7651 Harvest DrSchererville, IN 46375 (219) 322‑5723
- 901 Macarthur BlvdMunster, IN 46321 (219) 836‑4563
Group practices
Medicare enrollment lists William H. Spear as a member of these groups (CMS data updated 2026-10-02).
- Community Care Network Inc379 clinicians in the group
- Consultants in Cardiology and Electrophysiololgy LLC22 clinicians in the group
Specialties
Other cardiac electrophysiologists in Palos Heights
Clinicians with the same Medicare primary specialty in Palos Heights, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Miami, Lm Miller School Of Medicine |
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811085889 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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