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Hematology/Oncology

Gayatri P. Reddy, MD

Sees patients in Seattle, WA · Washington

Summary

Dr. Gayatri P. Reddy, MD is a hematologist-oncologist at 125 16th Ave E, Seattle, WA 98112. Phone: (206) 326-3000. Accepts Medicare assignment. In 2024, Gayatri P. Reddy had 19 Original Medicare patients and 1,962 services. NPI 1548334154. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Hematologist-oncologist (Medicare lists Hematology/Oncology)
  • Address: 125 16th Ave E, Seattle, WA 98112 · Directions (1 more location)
  • Phone: (206) 326‑3000
  • Medicare: Accepts Medicare assignment
  • Group practice: Kaiser Foundation Health Plan of Washington
  • Medical school: graduated 1992 (34 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Gayatri P. Reddy, 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 Gayatri P. Reddy accept Medicare assignment?
Yes. Medicare's clinician data says Gayatri P. Reddy 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 Gayatri P. Reddy see?
In 2024, CMS data shows 19 Original Medicare patients and 1,962 services for Gayatri P. Reddy. This counts Original Medicare only and measures volume, not quality.
What is Gayatri P. Reddy's NPI number?
1548334154. 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 Gayatri P. Reddy, 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 patients19
Services billed to Medicare1,962
Different services or procedures30
Participating Medicare providerYes
Average age of these patients71

Practice locations

Addresses where Gayatri P. Reddy is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Gayatri P. Reddy 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 Hematology/Oncology doctors in Washington →

Other hematologist-oncologists in Seattle

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

All hematologist-oncologists in Seattle →

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
Graduation year1992 (34 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1548334154
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  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