Quick answers
- Which hospitals does Harold W. Hsu work at?
- Medicare's official clinician data lists Harold W. Hsu at 5 hospitals: Madison County Health Care System, MercyOne Des Moines Medical Center, MercyOne Newton Medical Center, MercyOne North Iowa Medical Center and Ringgold County Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Harold W. Hsu see patients?
- Medicare's clinician data lists 1 practice location in Newton, IA. Call before your visit to confirm the address.
- What is Harold W. Hsu's specialty?
- Medicare lists Vascular Surgery as the primary specialty, and also General Surgery.
- Does Harold W. Hsu accept Medicare assignment?
- Yes. Medicare's clinician data says Harold W. Hsu 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 Harold W. Hsu?
- (641) 787-3161, as listed in official Medicare / NPI Registry data.
- What is Harold W. Hsu's NPI number?
- 1104261429. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Harold W. Hsu works
Medicare's Facility Affiliation Data lists Harold W. Hsu at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Madison County Health Care SystemWinterset, IA · Critical Access Hospital · CCN 161326
- MercyOne Des Moines Medical CenterDes Moines, IA · Acute Care Hospital · CCN 160083
- MercyOne Newton Medical CenterNewton, IA · Acute Care Hospital · CCN 160032
- MercyOne North Iowa Medical CenterMason City, IA · Acute Care Hospital · CCN 160064
- Ringgold County HospitalMount Ayr, IA · Critical Access Hospital · CCN 161373
Practice locations
Addresses where Harold W. Hsu is enrolled with Medicare (CMS data updated 2026-10-02).
- 300 N 4th Ave E, 160 Mercyone Newton Medical ClinicNewton, IA 50208 (641) 787‑3161
Group practices
Medicare enrollment lists Harold W. Hsu as a member of this group (CMS data updated 2026-10-02).
- Catholic Health Initiatives-Iowa Corp113 clinicians in the group
Specialties
- Vascular Surgeryprimary
- General Surgeryalso
Other vascular surgeons in Iowa
Clinicians with the same Medicare primary specialty in Iowa — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Jefferson Medical College Of Thomas Jefferson University |
| Graduation year | 2013 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1104261429 |
| 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