Stephen Louis Walston

University	Degree	Focus	Graduated
University of Texas Medical School, Houston	Medical Degree		2010

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Review by Anonymous on February 02, 2026 -

Swedish Primary Care - Mercer Island - 3236 78th Avenue Southeast Suite 200

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills Not rated
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ I felt so much better after seei... ”

I felt so much better after seeing and discussing my Medical Concerns with Dr. Walston. He listens and wants to help.

Verified Patient

“I felt so much better after seei...”

I felt so much better after seeing and discussing my Medical Concerns with Dr. Walston. He listens and wants to help.

Anonymous 02/02/2026

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Review by Anonymous on January 29, 2026 -

Swedish Primary Care - Mercer Island - 3236 78th Avenue Southeast Suite 200

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills Not rated
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr Walston is fantastic. He is a... ”

Dr Walston is fantastic. He is attentive, explains his thoughts clearly and genuinely listens to me. I really appreciate his advice and support.

Verified Patient

“Dr Walston is fantastic. He is a...”

Dr Walston is fantastic. He is attentive, explains his thoughts clearly and genuinely listens to me. I really appreciate his advice and support.

Anonymous 01/29/2026

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Review by Anonymous on January 19, 2026 -

Swedish Primary Care - Mercer Island - 3236 78th Avenue Southeast Suite 200

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills Not rated
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Always able to provide practical... ”

Always able to provide practical advice on test results.

Verified Patient

“Always able to provide practical...”

Always able to provide practical advice on test results.

Anonymous 01/19/2026

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Review by Anonymous on January 14, 2026 -

Swedish Primary Care - Mercer Island - 3236 78th Avenue Southeast Suite 200

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills Not rated
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr Walston was very open about t... ”

Dr Walston was very open about the pluses and minuses of different types of intervention (sleep aids, for instance) and I appreciated being spoken to like an adult.

Verified Patient

“Dr Walston was very open about t...”

Dr Walston was very open about the pluses and minuses of different types of intervention (sleep aids, for instance) and I appreciated being spoken to like an adult.

Anonymous 01/14/2026

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Review by Anonymous on January 09, 2026 -

Swedish Primary Care - Mercer Island - 3236 78th Avenue Southeast Suite 200

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills Not rated
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Excellent care... ”

Excellent care

Verified Patient

“Excellent care...”

Excellent care

Anonymous 01/09/2026

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Review by Anonymous on January 29, 2026 -

Swedish Primary Care - Mercer Island - 3236 78th Avenue Southeast Suite 200

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills Not rated
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Good experience with mercer isla... ”

Good experience with mercer island office and with dr walston. He listens to my concerns and gives good advice for me to follow

Verified Patient

“Good experience with mercer isla...”

Good experience with mercer island office and with dr walston. He listens to my concerns and gives good advice for me to follow

Anonymous 01/29/2026

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Review by Anonymous on January 20, 2026 -

Swedish Primary Care - Mercer Island - 3236 78th Avenue Southeast Suite 200

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills Not rated
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr. Walston is very thorough and... ”

Dr. Walston is very thorough and spends a lot of time listening.

Verified Patient

“Dr. Walston is very thorough and...”

Dr. Walston is very thorough and spends a lot of time listening.

Anonymous 01/20/2026

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Review by Anonymous on January 16, 2026 -

Swedish Primary Care - Mercer Island - 3236 78th Avenue Southeast Suite 200

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills Not rated
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr Walston is an Excellent physi... ”

Dr Walston is an Excellent physician

Verified Patient

“Dr Walston is an Excellent physi...”

Dr Walston is an Excellent physician

Anonymous 01/16/2026

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Review by Anonymous on January 12, 2026 -

Swedish Primary Care - Mercer Island - 3236 78th Avenue Southeast Suite 200

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills Not rated
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr Walston has always been great... ”

Dr Walston has always been great. He is a good listener, kind and relatable. I appreciate the care I receive from Dr Walston.

Verified Patient

“Dr Walston has always been great...”

Dr Walston has always been great. He is a good listener, kind and relatable. I appreciate the care I receive from Dr Walston.

Anonymous 01/12/2026

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Review by Anonymous on December 29, 2025 -

Swedish Primary Care - Mercer Island - 3236 78th Avenue Southeast Suite 200

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills Not rated
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ All good... ”

All good

Verified Patient

“All good...”

All good

Anonymous 12/29/2025

Internal Medicine Physician - General

Biography

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Summary

Provider Training

Specialties

Languages Spoken

Medical Specialties

Payment Options

Reviews

Office & Staff Evaluation Not rated

Provider Evaluation

Locations

Affiliated Practices

Swedish Primary Care - Mercer Island

Practice Colleagues

Julie Thomas, - Internal Medicine Physician

Keith Luther, - Internal Medicine Physician

Andrea Chang, - Internal Medicine Physician

Boyon Yun, - Family Medicine Physician

Procedures & Services

Procedures & Treatments Offered

Commonly Prescribed Medications

Accepted Insurance

Accepted Insurance