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

Physician Assistant

Kaytlyn A. Ly, PA

Works at hospitals in Seattle, WA · Washington

Summary

Kaytlyn A. Ly, PA (Physician Assistant) is listed by Medicare at 1 hospital in Seattle, WA. NPI 1518534288. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Kaytlyn A. Ly, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Physician AssistantPrimary specialty
YesAccepts Medicare assignment
5Years since medical school (graduated 2021)
FemaleGender (as listed)
The Association of University PhysiciansGroup practice

Quick answers

Which hospitals does Kaytlyn A. Ly work at?
Medicare's official clinician data lists Kaytlyn A. Ly at 1 hospital: University of Washington Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Kaytlyn A. Ly see patients?
Medicare's clinician data lists 2 practice locations, including Seattle, WA. Call before your visit to confirm the address.
What is Kaytlyn A. Ly's specialty?
Medicare lists Physician Assistant as the primary specialty.
Does Kaytlyn A. Ly accept Medicare assignment?
Yes. Medicare's clinician data says Kaytlyn A. Ly accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Kaytlyn A. Ly?
(206) 598-3100, as listed in official Medicare / NPI Registry data.
What is Kaytlyn A. Ly's NPI number?
1518534288. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Kaytlyn A. Ly works

Medicare's Facility Affiliation Data lists Kaytlyn A. Ly at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Kaytlyn A. Ly is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Kaytlyn A. Ly as a member of this group (CMS data updated 2026-10-02).

  • The Association of University Physicians3,535 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, Washington →

Other physician assistants in Seattle

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

All physician assistants in Seattle →

Clinician information

CredentialPA
Graduation year2021
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1518534288
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  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