Quick answers
- Which hospitals does Sean C. Chang work at?
- Medicare's official clinician data lists Sean C. Chang at 5 hospitals: Cape Cod Hospital, Cape Fear Valley Medical Center, Huntington Hospital, St Lukes Hospital and University of Iowa Health Care Medical Center Down…. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sean C. Chang see patients?
- Medicare's clinician data lists 13 practice locations, including Freeport, IL, Sheridan, WY and Ada, OK. Call before your visit to confirm the address.
- What is Sean C. Chang's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Sean C. Chang accept Medicare assignment?
- Medicare's clinician data says Sean C. Chang may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Sean C. Chang?
- (815) 599-6000, as listed in official Medicare / NPI Registry data.
- What is Sean C. Chang's NPI number?
- 1801108568. 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 C. Chang works
Medicare's Facility Affiliation Data lists Sean C. Chang at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Cape Cod HospitalHyannis, MA · Acute Care Hospital · CCN 220012
- Cape Fear Valley Medical CenterFayetteville, NC · Acute Care Hospital · CCN 340028
- Huntington HospitalPasadena, CA · Acute Care Hospital · CCN 050438
- St Lukes HospitalCedar Rapids, IA · Acute Care Hospital · CCN 160045
- University of Iowa Health Care Medical Center Down…Iowa City, IA · Acute Care Hospital · CCN 160029
Practice locations
Addresses where Sean C. Chang is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 13; the Medicare profile lists all.
- 1045 W Stephenson StFreeport, IL 61032 · Freeport Memorial Hospital (815) 599‑6000
- 1401 W 5th StSheridan, WY 82801 · Memorial Hospital of Sheridan County (307) 672‑1000
- 1921 Stonecipher DrAda, OK 74820 · Chickasaw Nation Division of Health Chickasaw Nation Medical Center (580) 436‑3980
- 2305 37th Ave SWMinot, ND 58701 (701) 418‑8000
- 2669 Scenic DrAlamogordo, NM 88310 · Otero County Hospital Association (505) 439‑6100
Group practices
Medicare enrollment lists Sean C. Chang as a member of these groups (CMS data updated 2026-10-02).
- State University of Iowa1,897 clinicians in the group
- Avera McKennan959 clinicians in the group
- Cumberland County Hospital System Inc574 clinicians in the group
- McFarland Clinic PC363 clinicians in the group
- Physicians of Cape Cod Hospital334 clinicians in the group
- Trinity Health290 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Freeport
Clinicians with the same Medicare primary specialty in Freeport, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2005 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1801108568 |
| 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