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Dr. Eileen H. Koh, MD

Endocrinology & Diabetes (Endocrinology, Diabetes & Metabolism Physician)

325 9th Ave
Seattle, WA 98104

Who else practices at this address →

King County includes primary care (5% of residents) and dental (4% of residents) and mental health (4% of residents) shortage areas. About shortage areas

Call (206) 744-4316

  • Medicare participating

At a glance

Years since graduation
11
In the NPI registry since
2015
Medicare patients seen, 2024
102

Licensed in Washington since 2017, according to the Washington State Department of Health. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2015Medical school: Js Weill Medical College, Cornell University
  • 2015Registered with an NPI (national billing number; not a license date)

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Endocrinology, Diabetes & Metabolism Physician primary
    WA license MD60779932 (first issued 2017; active)
  • Hospitalist Physician
    WA license MD60779932 (first issued 2017; active)
  • Internal Medicine Physician
    WA license MD60779932 (first issued 2017; active)

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Endocrinology & Diabetes per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
102
Services billed
428
Patients’ average age
73

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Payments from drug and device companies

In 2025, 1 companies reported 1 payments worth $17.17 in total to this clinician.

By company
Sequel Med Tech, LLC$17.17
By type
Food and Beverage$17.17

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Washington →

Other Endocrinology & Diabetes clinicians in Seattle

Sources

NPI registry (CMS NPPES, November 2026; record last updated December 5, 2023), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1114311248. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.