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

Diagnostic Radiology

Nicholas R. Galloway, MD

Works at hospitals in Seattle, WA · Washington

Summary

Dr. Nicholas R. Galloway, MD is a radiologist at 11511 NE 10th St, Bellevue, WA 98004. Phone: (425) 502-3000. Accepts Medicare assignment. In 2024, Nicholas R. Galloway had 314 Original Medicare patients and 4,880 services. NPI 1225458839. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Radiologist (Medicare lists Diagnostic Radiology)
  • Address: 11511 NE 10th St, Bellevue, WA 98004 · Directions
  • Phone: (425) 502‑3000
  • Medicare: Accepts Medicare assignment
  • Hospital: Kaiser Permanente Central Hospital
  • Group practice: Kaiser Foundation Health Plan of Washington
  • Medical school: Loma Linda University School Of Medicine · graduated 2014 (12 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Nicholas R. Galloway, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Nicholas R. Galloway accept Medicare assignment?
Yes. Medicare's clinician data says Nicholas R. Galloway accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Nicholas R. Galloway see?
In 2024, CMS data shows 314 Original Medicare patients and 4,880 services for Nicholas R. Galloway. This counts Original Medicare only and measures volume, not quality.
What is Nicholas R. Galloway's NPI number?
1225458839. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Nicholas R. Galloway, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients314
Services billed to Medicare4,880
Different services or procedures58
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)2,430 services
  2. Injection, gadoterate meglumine, 0.1 ml (A9575)2,055 services
  3. X-ray of chest, 2 views (71046)48 services
  4. Complete ultrasound scan behind abdominal cavity (76770)48 services
  5. X-ray of knee, 4 or more views (73564)22 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure60%
  • High cholesterol54%
  • Arthritis42%
  • Diabetes28%
  • Chronic kidney disease24%
  • Ischemic heart disease23%

Hospitals where Nicholas R. Galloway works

Medicare's Facility Affiliation Data lists Nicholas R. Galloway at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Nicholas R. Galloway is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Nicholas R. Galloway as a member of this group (CMS data updated October 2, 2026).

  • Kaiser Foundation Health Plan of Washington1,526 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Washington →

Other radiologists in Bellevue

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

All radiologists in Bellevue →

Other clinicians in Kaiser Foundation Health Plan of Washington

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolLoma Linda University School Of Medicine
Graduation year2014 (12 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1225458839
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians