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Anesthesiology

Kunal Gangopadhyay, MD

Works at hospitals in Issaquah, WA · Washington

Summary

Dr. Kunal Gangopadhyay, MD is an anesthesiologist at 1229 Madison St, Suite 1440, Seattle, WA 98104. Phone: (206) 625-0578. Accepts Medicare assignment. In 2024, Kunal Gangopadhyay had 122 Original Medicare patients and 128 services. NPI 1851401681. 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: Anesthesiologist (Medicare lists Anesthesiology)
  • Address: 1229 Madison St, Suite 1440, Seattle, WA 98104 · Directions
  • Phone: (206) 625‑0578
  • Medicare: Accepts Medicare assignment
  • Hospital: Swedish Issaquah
  • Group practice: Physicians Anesthesia Service PLLC
  • Medical school: graduated 1985 (41 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Kunal Gangopadhyay, 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 Kunal Gangopadhyay accept Medicare assignment?
Yes. Medicare's clinician data says Kunal Gangopadhyay 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 Kunal Gangopadhyay see?
In 2024, CMS data shows 122 Original Medicare patients and 128 services for Kunal Gangopadhyay. This counts Original Medicare only and measures volume, not quality.
What is Kunal Gangopadhyay's NPI number?
1851401681. 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 Kunal Gangopadhyay, 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 patients122
Services billed to Medicare128
Different services or procedures32
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Anesthesia for other procedure on large bowel using an endoscope (00811)47 services
  2. Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)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 cholesterol75%
  • High blood pressure58%
  • Arthritis45%
  • Diabetes23%
  • Ischemic heart disease20%
  • Depression20%

Hospitals where Kunal Gangopadhyay works

Medicare's Facility Affiliation Data lists Kunal Gangopadhyay 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.

  • Swedish IssaquahIssaquah, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 500152

Practice locations

Addresses where Kunal Gangopadhyay is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kunal Gangopadhyay as a member of this group (CMS data updated October 2, 2026).

  • Physicians Anesthesia Service PLLC172 clinicians in the group

Specialties

Find other Anesthesiology doctors in Washington →

Other anesthesiologists in Seattle

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

All anesthesiologists in Seattle →

Other clinicians in Physicians Anesthesia Service PLLC

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

Clinician information

CredentialMD
Graduation year1985 (41 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1851401681
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