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Diagnostic Radiology

Leszek Pisinski, MD

Works at hospitals in Kirkland, WA · New York, NY · Bellevue, WA … · Washington, New York

Summary

Dr. Leszek Pisinski, MD is a radiologist at 1200 112th Ave NE, Suite B250, Bellevue, WA 98004. Phone: (425) 357-3960. Accepts Medicare assignment. In 2024, Leszek Pisinski had 160 Original Medicare patients and 251 services. NPI 1881705481. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Leszek Pisinski, 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 Leszek Pisinski accept Medicare assignment?
Yes. Medicare's clinician data says Leszek Pisinski 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 Leszek Pisinski see?
In 2024, CMS data shows 160 Original Medicare patients and 251 services for Leszek Pisinski. This counts Original Medicare only and measures volume, not quality.
What is Leszek Pisinski's NPI number?
1881705481. 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 Leszek Pisinski, 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 patients160
Services billed to Medicare251
Different services or procedures31
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Ct scan head or brain without contrast (70450)99 services
  2. Ct scan of upper spine without contrast (72125)25 services
  3. Ct scan of blood vessels of head with contrast (70496)24 services
  4. Ct scan of blood vessels of neck with contrast (70498)20 services
  5. Mri scan of brain without contrast (70551)14 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 pressure75%
  • High cholesterol71%
  • Diabetes58%
  • Arthritis49%
  • Stroke or mini-stroke45%
  • Chronic kidney disease41%

Hospitals where Leszek Pisinski works

Medicare's Facility Affiliation Data lists Leszek Pisinski 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 Leszek Pisinski is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 11; the Medicare profile lists all.

Group practices

Medicare enrollment lists Leszek Pisinski as a member of these groups (CMS data updated October 2, 2026).

  • Physician Affiliate Group of New York PC1,225 clinicians in the group
  • Swedish Health Services1,037 clinicians in the group
  • County of Santa Clara1,022 clinicians in the group
  • Central Washington Health Services Association721 clinicians in the group
  • Yakima Valley Memorial Physicians391 clinicians in the group
  • Radia Inc P S277 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 Physician Affiliate Group of New York PC

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

Clinician information

CredentialMD
Graduation year1993 (33 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1881705481
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