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Dr. Chenara A. Johnson, MD, PHD

Radiology (Diagnostic Radiology Physician)

325 9th Ave
Seattle, WA 98104

Who else practices at this address →

King County includes primary care (5% of residents) and dental (4% of residents) and mental health (4% of residents) shortage areas. About shortage areas

Call (206) 520-5000

  • Medicare participating

At a glance

Years since graduation
12
In the NPI registry since
2014
Medicare patients seen, 2024
165

Licensed in Washington since 2024, according to the Washington State Department of Health. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

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

  • 2014Registered with an NPI (national billing number; not a license date)

Medicare’s Care Compare data doesn’t list this clinician’s medical school. 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
    WA license MD61593145 (first issued 2024; active)

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
165
Services billed
264
Patients’ average age
73
Most frequent Medicare services, 2023
ServiceTimesPatients
X-ray of chest, 2 views3535
X-ray of chest, 1 view2928
Ct scan of blood vessels of chest with contrast1515
Ct scan of abdomen and pelvis with contrast1212

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 Seattle

Sources

NPI registry (CMS NPPES, November 2026; record last updated January 24, 2025), 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 1891107223. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.