Quick answers
- Which hospitals does Sean P. Tierney work at?
- Medicare's official clinician data lists Sean P. Tierney at 5 hospitals: Advocate Christ Hospital & Medical Center, Palos Community Hospital, Saint Joseph Medical Center, Silver Cross Hospital and Medical Centers and UChicago Medicine AdventHealth Hinsdale. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sean P. Tierney see patients?
- Medicare's clinician data lists 12 practice locations, including Mokena, IL, Merrionette Park, IL and Hinsdale, IL. Call before your visit to confirm the address.
- What is Sean P. Tierney's specialty?
- Medicare lists Cardiac Electrophysiology as the primary specialty, and also Cardiovascular Disease (Cardiology).
- Does Sean P. Tierney accept Medicare assignment?
- Yes. Medicare's clinician data says Sean P. Tierney 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 Sean P. Tierney?
- (708) 478-4224, as listed in official Medicare / NPI Registry data.
- What is Sean P. Tierney's NPI number?
- 1457315624. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sean P. Tierney works
Medicare's Facility Affiliation Data lists Sean P. Tierney 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
- Palos Community HospitalPalos Heights, IL · Acute Care Hospital · CCN 140062
- Saint Joseph Medical CenterJoliet, IL · Acute Care Hospital · CCN 140007
- Silver Cross Hospital and Medical CentersNew Lenox, IL · Acute Care Hospital · CCN 140213
- UChicago Medicine AdventHealth HinsdaleHinsdale, IL · Acute Care Hospital · CCN 140122
Practice locations
Addresses where Sean P. Tierney is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 12; the Medicare profile lists all.
- 10260 191st St, Suite 102Mokena, IL 60448 (708) 478‑4224
- 11560 S Kedzie AveMerrionette Park, IL 60803
- 120 N Oak StHinsdale, IL 60521 (630) 856‑2218
- 13011 S 104th Ave, Suite 100Palos Park, IL 60464 (708) 274‑3278
- 1900 Silver Cross BlvdNew Lenox, IL 60451 (815) 300‑7097
Group practices
Medicare enrollment lists Sean P. Tierney as a member of these groups (CMS data updated 2026-10-02).
- Adventist Health Partners, Inc.255 clinicians in the group
- Heart Care Centers of Illinois, S.C.38 clinicians in the group
Specialties
Other cardiac electrophysiologists in Mokena
Clinicians with the same Medicare primary specialty in Mokena, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albany Medical College Of Union University |
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1457315624 |
| 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