Quick answers
- Which hospitals does Christopher Atashian work at?
- Medicare's official clinician data lists Christopher Atashian at 5 hospitals: St Anthonys Memorial Hospital, St Francis Hospital, St Joseph's Hospital, St Josephs Hospital and St Marys Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Christopher Atashian see patients?
- Medicare's clinician data lists 1 practice location in Greenville, IL. Call before your visit to confirm the address.
- What is Christopher Atashian's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Christopher Atashian accept Medicare assignment?
- Yes. Medicare's clinician data says Christopher Atashian 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 Christopher Atashian?
- (618) 664-1230, as listed in official Medicare / NPI Registry data.
- What is Christopher Atashian's NPI number?
- 1659723385. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Christopher Atashian works
Medicare's Facility Affiliation Data lists Christopher Atashian at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- St Anthonys Memorial HospitalEffingham, IL · Acute Care Hospital · CCN 140032
- St Francis HospitalLitchfield, IL · Critical Access Hospital · CCN 141350
- St Joseph's HospitalHighland, IL · Critical Access Hospital · CCN 141336
- St Josephs HospitalBreese, IL · Acute Care Hospital · CCN 140145
- St Marys HospitalDecatur, IL · Acute Care Hospital · CCN 140166
Practice locations
Addresses where Christopher Atashian is enrolled with Medicare (CMS data updated 2026-10-02).
- 200 Health Care DrGreenville, IL 62246 (618) 664‑1230
Group practices
Medicare enrollment lists Christopher Atashian as a member of this group (CMS data updated 2026-10-02).
- Cepamerica Illinois LLP499 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Greenville
Clinicians with the same Medicare primary specialty in Greenville, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Jefferson Medical College Of Thomas Jefferson University |
| Graduation year | 2016 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1659723385 |
| 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