Quick answers
- Which hospitals does John G. Hatanelas work at?
- Medicare's official clinician data lists John G. Hatanelas at 5 hospitals: Doctors Hospital, Grant Medical Center, Monument Health Rapid City Hospital, Monument Health Spearfish Hospital and Riverside Methodist Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John G. Hatanelas see patients?
- Medicare's clinician data lists 3 practice locations, including Alliance, NE, Rapid City, SD and Columbus, OH. Call before your visit to confirm the address.
- What is John G. Hatanelas's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does John G. Hatanelas accept Medicare assignment?
- Yes. Medicare's clinician data says John G. Hatanelas 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 John G. Hatanelas?
- (308) 762-4357, as listed in official Medicare / NPI Registry data.
- What is John G. Hatanelas's NPI number?
- 1225379795. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John G. Hatanelas works
Medicare's Facility Affiliation Data lists John G. Hatanelas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Doctors HospitalColumbus, OH · Acute Care Hospital · CCN 360152
- Grant Medical CenterColumbus, OH · Acute Care Hospital · CCN 360017
- Monument Health Rapid City HospitalRapid City, SD · Acute Care Hospital · CCN 430077
- Monument Health Spearfish HospitalSpearfish, SD · Acute Care Hospital · CCN 430048
- Riverside Methodist HospitalColumbus, OH · Acute Care Hospital · CCN 360006
Practice locations
Addresses where John G. Hatanelas is enrolled with Medicare (CMS data updated 2026-10-02).
- 2101 Box Butte AveAlliance, NE 69301 (308) 762‑4357
- 353 Fairmont BlvdRapid City, SD 57701
- 5100 W Broad StColumbus, OH 43228 (614) 544‑1976
Group practices
Medicare enrollment lists John G. Hatanelas as a member of these groups (CMS data updated 2026-10-02).
- OhioHealth Corporation2,314 clinicians in the group
- Monument Health Rapid City Hospital Inc564 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Nebraska →
Other cardiologists in Alliance
Clinicians with the same Medicare primary specialty in Alliance, NE — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Lake Erie College Of Osteopathic Medicine, Erie |
| Graduation year | 2013 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1225379795 |
| 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