Quick answers
- Which hospitals does Shih-Wen Chang work at?
- Medicare's official clinician data lists Shih-Wen Chang at 5 hospitals: Ascension NE Wisconsin - St Elizabeth Campus, Aspirus Wausau Hospital, Carle Health Methodist Hospital, Carle Health Pekin Hospital and Carle Health Proctor Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Shih-Wen Chang see patients?
- Medicare's clinician data lists 6 practice locations, including Appleton, WI, Peoria, IL and Wausau, WI. Call before your visit to confirm the address.
- What is Shih-Wen Chang's specialty?
- Medicare lists Pulmonary Disease as the primary specialty, and also Critical Care (Intensivists).
- Does Shih-Wen Chang accept Medicare assignment?
- Yes. Medicare's clinician data says Shih-Wen Chang 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 Shih-Wen Chang?
- (920) 738-2000, as listed in official Medicare / NPI Registry data.
- What is Shih-Wen Chang's NPI number?
- 1629084579. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Shih-Wen Chang works
Medicare's Facility Affiliation Data lists Shih-Wen Chang at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension NE Wisconsin - St Elizabeth CampusAppleton, WI · Acute Care Hospital · CCN 520009
- Aspirus Wausau HospitalWausau, WI · Acute Care Hospital · CCN 520030
- Carle Health Methodist HospitalPeoria, IL · Acute Care Hospital · CCN 140209
- Carle Health Pekin HospitalPekin, IL · Acute Care Hospital · CCN 140120
- Carle Health Proctor HospitalPeoria, IL · Acute Care Hospital · CCN 140013
Practice locations
Addresses where Shih-Wen Chang is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1506 S Oneida StAppleton, WI 54915 (920) 738‑2000
- 221 NE Glen Oak AvePeoria, IL 61636
- 333 Pine Ridge BlvdWausau, WI 54401
- 611 W Park StUrbana, IL 61801 (888) 712‑2753
- 700 S Park StMadison, WI 53715 (608) 251‑6100
Group practices
Medicare enrollment lists Shih-Wen Chang as a member of these groups (CMS data updated 2026-10-02).
- Carle Health Care Incorporated1,666 clinicians in the group
- Dean Health Systems Inc1,159 clinicians in the group
- Methodist Medical Center of Illinois382 clinicians in the group
- Ascension Medical Group-Fox Valley Wisconsin, Inc259 clinicians in the group
- Aspirus Wausau Hospital Inc237 clinicians in the group
Specialties
Other pulmonologists in Appleton
Clinicians with the same Medicare primary specialty in Appleton, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1980 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1629084579 |
| 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