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Dr. Christopher C. Ryen, D.O.

Radiology (Diagnostic Radiology Physician)

  • Medicare participating

At a glance

Years since graduation
16
In the NPI registry since
2010
Medicare patients seen, 2024
4,356

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2010Medical school: Kansas City College of Medicine and Surgery
  • 2010Registered with an NPI (national billing number; not a license date)

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Diagnostic Radiology Physician primary
    AR license E9628
  • Student in an Organized Health Care Education/Training Program

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Radiology per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
4,356
Services billed
7,064
Patients’ average age
74
Most frequent Medicare services, 2023
ServiceTimesPatients
X-ray of chest, 1 view1,5231,218
X-ray of chest, 2 views886834
Ct scan head or brain without contrast389371
X-ray of abdomen, 1 view278249
X-ray of knee, 1-2 views189164
X-ray of shoulder, minimum of 2 views167151
X-ray of lower and sacral spine, 2-3 views164162
Limited ultrasound scan of abdomen157151
X-ray of hip, 2-3 views155154
Ct scan of upper spine without contrast129127

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Other Radiology clinicians in Jonesboro

Sources

NPI registry (CMS NPPES, November 2026; record last updated November 17, 2023), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1689986390. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.