Quick answers
- Which hospitals does Preston Nein work at?
- Medicare's official clinician data lists Preston Nein at 3 hospitals: Melissa Memorial Hospital, Ogallala Community Hospital and Sidney Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Preston Nein see patients?
- Medicare's clinician data lists 1 practice location in Holyoke, CO. Call before your visit to confirm the address.
- What is Preston Nein's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Preston Nein accept Medicare assignment?
- Yes. Medicare's clinician data says Preston Nein 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 Preston Nein's NPI number?
- 1194807404. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Preston Nein works
Medicare's Facility Affiliation Data lists Preston Nein at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Melissa Memorial HospitalHolyoke, CO · Critical Access Hospital · CCN 061305
- Ogallala Community HospitalOgallala, NE · Critical Access Hospital · CCN 281355
- Sidney Regional Medical CenterSidney, NE · Critical Access Hospital · CCN 281357
Practice locations
Addresses where Preston Nein is enrolled with Medicare (CMS data updated 2026-10-02).
- 1001 E Johnson StHolyoke, CO 80734
Group practices
Medicare enrollment lists Preston Nein as a member of this group (CMS data updated 2026-10-02).
- East Phillips County Hospital District17 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Colorado
Clinicians with the same Medicare primary specialty in Colorado — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Colorado School Of Medicine, Denver |
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1194807404 |
| 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