Quick answers
- Which hospitals does Mack U. Lloyd work at?
- Medicare's official clinician data lists Mack U. Lloyd at 3 hospitals: Eastern Idaho Regional Medical Center, MercyOne North Iowa Medical Center and Trinity Hospitals. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mack U. Lloyd see patients?
- Medicare's clinician data lists 4 practice locations, including Mason City, IA, Minot, ND and Idaho Falls, ID. Call before your visit to confirm the address.
- What is Mack U. Lloyd's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Mack U. Lloyd accept Medicare assignment?
- Yes. Medicare's clinician data says Mack U. Lloyd 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 Mack U. Lloyd?
- (701) 418-8000, as listed in official Medicare / NPI Registry data.
- What is Mack U. Lloyd's NPI number?
- 1740857119. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mack U. Lloyd works
Medicare's Facility Affiliation Data lists Mack U. Lloyd at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Eastern Idaho Regional Medical CenterIdaho Falls, ID · Acute Care Hospital · CCN 130018
- MercyOne North Iowa Medical CenterMason City, IA · Acute Care Hospital · CCN 160064
- Trinity HospitalsMinot, ND · Acute Care Hospital · CCN 350006
Practice locations
Addresses where Mack U. Lloyd is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 4th St SWMason City, IA 50401
- 101 3rd Ave SWMinot, ND 58701 (701) 418‑8000
- 2305 37th Ave SWMinot, ND 58701 (701) 418‑8000
- 3100 Channing WayIdaho Falls, ID 83404 (208) 529‑6111
Group practices
Medicare enrollment lists Mack U. Lloyd as a member of these groups (CMS data updated 2026-10-02).
- North Iowa Mercy Clinics302 clinicians in the group
- Trinity Health290 clinicians in the group
- Intermountain Anesthesia PA26 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Iowa →
Other nurse anesthetists in Mason City
Clinicians with the same Medicare primary specialty in Mason City, IA — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2022 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1740857119 |
| 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