Expertise in
18
conditions

Dr. Yolanda D. Tseng

Radiation Oncology
Seattle Proton Center LLC
1570 N 115th St, 
Seattle, WA 
Accepting New Patients
Offers Telehealth
17 Years of Experience
Expertise in
18
conditions
Seattle Proton Center LLC
1570 N 115th St, 
Seattle, WA 

Overview

Yolanda Tseng is a Radiation Oncologist practicing medicine in Seattle, Washington. She has been practicing medicine for over 17 years.

Dr. Tseng is highly rated in 18 conditions, according to our data. Her clinical expertise encompasses Merkel Cell Carcinoma, Gliosarcoma, Embryonal Tumor with Multilayered Rosettes, and Ependymoma.

She is actively involved in clinical research, co-authoring 86 peer reviewed articles and participating in 1 clinical trial. Dr. Tseng is currently accepting new patients.

Graduate Year

2009

Specialties

Radiation Oncology

Licenses

Radiology in MA

Hospital Affiliations

University Of Washington Medical Ctr

Languages Spoken

English
Filipino
French
Mandarin
Spanish
Vietnamese

Gender

Female

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Cambia Health Solutions
  • EPO
  • INSURANCE PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
PacificSource
  • PPO
Premera
  • EPO
  • PPO
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 3 Less Insurance Carriers -

Locations

Seattle Proton Center LLC
1570 N 115th St, Seattle, WA 98133
Other Locations
Rachel Loschiavo Pa-C
825 Eastlake Ave E, Seattle, WA 98109

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

1 Clinical Trials

A Phase II Randomized Trial of Proton Vs. Photon Therapy (IMRT) for Cognitive Preservation in Patients With IDH Mutant, Low to Intermediate Grade Gliomas
A Phase II Randomized Trial of Proton Vs. Photon Therapy (IMRT) for Cognitive Preservation in Patients With IDH Mutant, Low to Intermediate Grade Gliomas
Enrollment Status: Active_not_recruiting
Publish Date: July 28, 2026
Intervention Type: Other, Procedure, Drug, Radiation
Study Drug: Temozolomide
Study Phase: Phase 2

86 Total Publications

One dose of adjuvant 8 Gray postoperative radiotherapy for Merkel cell carcinoma excised with narrow margins: Low toxicity and comparable efficacy to conventional radiotherapy.
One dose of adjuvant 8 Gray postoperative radiotherapy for Merkel cell carcinoma excised with narrow margins: Low toxicity and comparable efficacy to conventional radiotherapy.
Journal: Journal of the American Academy of Dermatology
Published: May 12, 2026
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Frequently Asked Questions about Dr. Yolanda D. Tseng

How do I make an appointment with Dr. Yolanda D. Tseng?

You can book an appointment with Dr. Yolanda D. Tseng by calling their office at 206-306-2800. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Yolanda D. Tseng a top-rated expert for Merkel Cell Carcinoma?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Yolanda D. Tseng is classified as an Elite expert for Merkel Cell Carcinoma, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Yolanda D. Tseng specialize in?

While Dr. Yolanda D. Tseng is a Radiation Oncology, they have specific expertise in Merkel Cell Carcinoma, Gliosarcoma, and Embryonal Tumor with Multilayered Rosettes. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Radiation Oncology.

Does Dr. Yolanda D. Tseng participate in research or clinical trials?

Yes. Dr. Yolanda D. Tseng has published 86 articles and abstracts on conditions like Merkel Cell Carcinoma. You can view a list of Dr. Yolanda D. Tseng's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Yolanda D. Tseng accept my insurance?

Dr. Yolanda D. Tseng accepts most major insurance plans, including Anthem BCBS and Cambia Health Solutions. We recommend calling the office directly at 206-306-2800 to verify that your specific plan is currently accepted before your visit.

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

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