Quick answers
- Which hospitals does Benjamin Perea work at?
- Medicare's official clinician data lists Benjamin Perea at 5 hospitals: Boone County Hospital, Mary Greeley Medical Center, MercyOne Des Moines Medical Center, UnityPoint Health - Des Moines Iowa Methodist Medi… and UnityPoint Health - Marshalltown. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Benjamin Perea see patients?
- Medicare's clinician data lists 1 practice location in Ames, IA. Call before your visit to confirm the address.
- What is Benjamin Perea's specialty?
- Medicare lists Hospitalist as the primary specialty.
- Does Benjamin Perea accept Medicare assignment?
- Yes. Medicare's clinician data says Benjamin Perea 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 Benjamin Perea?
- (515) 239-2155, as listed in official Medicare / NPI Registry data.
- What is Benjamin Perea's NPI number?
- 1184154106. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Benjamin Perea works
Medicare's Facility Affiliation Data lists Benjamin Perea at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Boone County HospitalBoone, IA · Critical Access Hospital · CCN 161372
- Mary Greeley Medical CenterAmes, IA · Acute Care Hospital · CCN 160030
- MercyOne Des Moines Medical CenterDes Moines, IA · Acute Care Hospital · CCN 160083
- UnityPoint Health - Des Moines Iowa Methodist Medi…Des Moines, IA · Acute Care Hospital · CCN 160082
- UnityPoint Health - MarshalltownMarshalltown, IA · Acute Care Hospital · CCN 160001
Practice locations
Addresses where Benjamin Perea is enrolled with Medicare (CMS data updated 2026-10-02).
- 1111 Duff AveAmes, IA 50010 (515) 239‑2155
Group practices
Medicare enrollment lists Benjamin Perea as a member of this group (CMS data updated 2026-10-02).
- McFarland Clinic PC363 clinicians in the group
Specialties
- Hospitalistprimary
Other hospitalists in Ames
Clinicians with the same Medicare primary specialty in Ames, IA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2017 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1184154106 |
| 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