Quick answers
- Which hospitals does Nathaniel V. Alvis work at?
- Medicare's official clinician data lists Nathaniel V. Alvis at 5 hospitals: CHI Health Bergan Mercy, CHI Health Immanuel, CHI Health Mercy Council Bluffs, CHI Health Missouri Valley and Memorial Community Hospital & Health System. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Nathaniel V. Alvis see patients?
- Medicare's clinician data lists 2 practice locations, including Missouri Valley, IA and Dunlap, IA. Call before your visit to confirm the address.
- What is Nathaniel V. Alvis's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Nathaniel V. Alvis accept Medicare assignment?
- Yes. Medicare's clinician data says Nathaniel V. Alvis 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 Nathaniel V. Alvis?
- (712) 642-2784, as listed in official Medicare / NPI Registry data.
- What is Nathaniel V. Alvis's NPI number?
- 1861634008. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Nathaniel V. Alvis works
Medicare's Facility Affiliation Data lists Nathaniel V. Alvis at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- CHI Health Bergan MercyOmaha, NE · Acute Care Hospital · CCN 280060
- CHI Health ImmanuelOmaha, NE · Acute Care Hospital · CCN 280081
- CHI Health Mercy Council BluffsCouncil Bluffs, IA · Acute Care Hospital · CCN 160028
- CHI Health Missouri ValleyMissouri Valley, IA · Critical Access Hospital · CCN 161309
- Memorial Community Hospital & Health SystemBlair, NE · Critical Access Hospital · CCN 281359
Practice locations
Addresses where Nathaniel V. Alvis is enrolled with Medicare (CMS data updated 2026-10-02).
- 631 N 8th St, Alegent Creighton Clinic Missouri ValleyMissouri Valley, IA 51555 (712) 642‑2784
- 704 Iowa AveDunlap, IA 51529 (712) 643‑2298
Group practices
Medicare enrollment lists Nathaniel V. Alvis as a member of this group (CMS data updated 2026-10-02).
- Alegent Health Community Memorial Hospital of Missouri Valley Iowa28 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Iowa
Clinicians with the same Medicare primary specialty in Iowa — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2009 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1861634008 |
| 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