Quick answers
- Which hospitals does William D. Matthews work at?
- Medicare's official clinician data lists William D. Matthews at 5 hospitals: Hancock County Health System, Hansen Family Hospital, Kossuth Regional Health Center, MercyOne North Iowa Medical Center and Mitchell County Regional Health. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William D. Matthews see patients?
- Medicare's clinician data lists 3 practice locations, including Clarion, IA, Mason City, IA and Belmond, IA. Call before your visit to confirm the address.
- What is William D. Matthews's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does William D. Matthews accept Medicare assignment?
- Yes. Medicare's clinician data says William D. Matthews 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 D. Matthews?
- (515) 532-2811, as listed in official Medicare / NPI Registry data.
- What is William D. Matthews's NPI number?
- 1114973377. 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 D. Matthews works
Medicare's Facility Affiliation Data lists William D. Matthews at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hancock County Health SystemBritt, IA · Critical Access Hospital · CCN 161307
- Hansen Family HospitalIowa Falls, IA · Critical Access Hospital · CCN 161380
- Kossuth Regional Health CenterAlgona, IA · Critical Access Hospital · CCN 161353
- MercyOne North Iowa Medical CenterMason City, IA · Acute Care Hospital · CCN 160064
- Mitchell County Regional HealthOsage, IA · Critical Access Hospital · CCN 161323
Practice locations
Addresses where William D. Matthews is enrolled with Medicare (CMS data updated 2026-10-02).
- 1316 S Main StClarion, IA 50525 (515) 532‑2811
- 1416 6th St SWMason City, IA 50401 (641) 424‑0102
- 403 1st St SE, Iowa Specialty Hospital BelmondBelmond, IA 50421 (641) 444‑3500
Group practices
Medicare enrollment lists William D. Matthews as a member of these groups (CMS data updated 2026-10-02).
- Iowa Specialty Hospital- Clarion98 clinicians in the group
- Belmond Community Hospital92 clinicians in the group
- Radiologists of North Iowa PC13 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Clarion
Clinicians with the same Medicare primary specialty in Clarion, IA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of South Florida College Of Medicine |
| Graduation year | 1991 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1114973377 |
| 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