Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Diagnostic Radiology

Jonathan A. Kullnat, MD

Works at hospitals in Kirkland, WA · Bellevue, WA · Everett, WA … · Washington

Summary

Jonathan A. Kullnat, MD (Diagnostic Radiology) is listed by Medicare at 5 hospitals in Kirkland, WA, Bellevue, WA and Everett, WA and other places. NPI 1700981966. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Jonathan A. Kullnat, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Diagnostic RadiologyPrimary specialty
YesAccepts Medicare assignment
21Years since medical school (graduated 2005)
Oregon Health Sciences University School Of MedicineMedical school
MaleGender (as listed)
County of Santa ClaraGroup practice (+5 more)

Quick answers

Which hospitals does Jonathan A. Kullnat work at?
Medicare's official clinician data lists Jonathan A. Kullnat at 5 hospitals: Evergreenhealth Medical Center, Overlake Hospital Medical Center & Clinics, Providence Regional Medical Center Everett, Swedish Medical Center and Swedish Medical Center / Cherry Hill. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jonathan A. Kullnat see patients?
Medicare's clinician data lists 13 practice locations, including Kirkland, WA, Seattle, WA and Everett, WA. Call before your visit to confirm the address.
What is Jonathan A. Kullnat's specialty?
Medicare lists Diagnostic Radiology as the primary specialty.
Does Jonathan A. Kullnat accept Medicare assignment?
Yes. Medicare's clinician data says Jonathan A. Kullnat 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 Jonathan A. Kullnat?
(425) 952-6100, as listed in official Medicare / NPI Registry data.
What is Jonathan A. Kullnat's NPI number?
1700981966. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jonathan A. Kullnat works

Medicare's Facility Affiliation Data lists Jonathan A. Kullnat at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Jonathan A. Kullnat is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 13; the Medicare profile lists all.

Group practices

Medicare enrollment lists Jonathan A. Kullnat as a member of these groups (CMS data updated 2026-10-02).

  • County of Santa Clara1,022 clinicians in the group
  • Optum Care Washington PLLC683 clinicians in the group
  • Yakima Valley Memorial Physicians391 clinicians in the group
  • Radia Inc P S277 clinicians in the group
  • Swedish Health Services154 clinicians in the group
  • Radia Oregon Radiology Medical Group LLC121 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Washington →

Other radiologists in Kirkland

Clinicians with the same Medicare primary specialty in Kirkland, WA — not a recommendation.

All radiologists in Kirkland →

Clinician information

CredentialMD
Medical schoolOregon Health Sciences University School Of Medicine
Graduation year2005
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1700981966
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians