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Diagnostic Radiology

Mahesh M. Thapa, MD

Works at hospitals in Seattle, WA · Washington

Summary

Dr. Mahesh M. Thapa, MD is a radiologist at 4800 Sand Point Way NE, Seattle, WA 98105. Phone: (206) 526-2000. Accepts Medicare assignment. In 2024, Mahesh M. Thapa had 16 Original Medicare patients and 38 services. NPI 1770675043. 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: 4800 Sand Point Way NE, Seattle, WA 98105 · Directions
  • Phone: (206) 526‑2000
  • Medicare: Accepts Medicare assignment
  • Hospital: Seattle Children's Hospital
  • Group practice: The Association of CHRMC and University Physicians
  • Medical school: University Of Southern California Keck School Of Medicine · graduated 2000 (26 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Mahesh M. Thapa, 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 Mahesh M. Thapa accept Medicare assignment?
Yes. Medicare's clinician data says Mahesh M. Thapa 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 Mahesh M. Thapa see?
In 2024, CMS data shows 16 Original Medicare patients and 38 services for Mahesh M. Thapa. This counts Original Medicare only and measures volume, not quality.
What is Mahesh M. Thapa's NPI number?
1770675043. 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 Mahesh M. Thapa, 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 patients16
Services billed to Medicare38
Different services or procedures22
Participating Medicare providerYes
Average age of these patients19

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).

  • Chronic kidney disease75%

Hospitals where Mahesh M. Thapa works

Medicare's Facility Affiliation Data lists Mahesh M. Thapa 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 Mahesh M. Thapa is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Mahesh M. Thapa as a member of this group (CMS data updated October 2, 2026).

  • The Association of CHRMC and University Physicians311 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Washington →

Other radiologists in Seattle

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

All radiologists in Seattle →

Other clinicians in The Association of CHRMC and University Physicians

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

Clinician information

CredentialMD
Medical schoolUniversity Of Southern California Keck School Of Medicine
Graduation year2000 (26 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1770675043
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