Quick answers
- Which hospitals does Peter M. Tonui work at?
- Medicare's official clinician data lists Peter M. Tonui at 2 hospitals: Grinnell Regional Medical Center and UnityPoint Health - Des Moines Iowa Methodist Medi…. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Peter M. Tonui see patients?
- Medicare's clinician data lists 1 practice location in Des Moines, IA. Call before your visit to confirm the address.
- What is Peter M. Tonui's specialty?
- Medicare lists Critical Care (Intensivists) as the primary specialty, and also General Surgery.
- Does Peter M. Tonui accept Medicare assignment?
- Yes. Medicare's clinician data says Peter M. Tonui 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 Peter M. Tonui?
- (515) 875-9100, as listed in official Medicare / NPI Registry data.
- What is Peter M. Tonui's NPI number?
- 1245439678. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Peter M. Tonui works
Medicare's Facility Affiliation Data lists Peter M. Tonui at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Grinnell Regional Medical CenterGrinnell, IA · Acute Care Hospital · CCN 160147
- UnityPoint Health - Des Moines Iowa Methodist Medi…Des Moines, IA · Acute Care Hospital · CCN 160082
Practice locations
Addresses where Peter M. Tonui is enrolled with Medicare (CMS data updated 2026-10-02).
- 1212 Pleasant St, Suite 211Des Moines, IA 50309 (515) 875‑9100
Group practices
Medicare enrollment lists Peter M. Tonui as a member of this group (CMS data updated 2026-10-02).
- The Iowa Clinic PC310 clinicians in the group
Specialties
- Critical Care (Intensivists)primary
- General Surgeryalso
Other critical care doctors in Iowa
Clinicians with the same Medicare primary specialty in Iowa — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Northwestern University Feinberg Medical School |
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245439678 |
| 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