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271 Patient Reviews

John L. Petersen

Internal Medicine Physician - Interventional Cardiology

Biography

John L. Petersen is a Internal Medicine Physician - Interventional Cardiology practicing in Seattle, WA

He has not yet shared a personalized biography with Doctor.com.

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Patient of this provider and his father for about 35 years…

Anonymous

Summary

Specialties

Languages Spoken
English
Medical Specialties
  • Internal Medicine Physician - Sub-Specialty: Interventional Cardiology

Years In Practice: 24 (started in 2002)

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5
Number of Reviews: 271
Most Recent Review: 03/18/2026
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Office & Staff Evaluation Not rated

Ease of Getting an Appointment Not rated
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Average Wait Time Not Rated

Provider Evaluation

Clear Explanations
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Verified Patient

Patient of this provider and his...

Patient of this provider and his father for about 35 years

Anonymous 03/18/2026
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Verified Patient

PA that initially took my vitals...

PA that initially took my vitals and history was phenomenal - a real people person at the same time very professional. This is the right person for the position!

Anonymous 03/10/2026
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Verified Patient

Communication between Me and my ...

Communication between Me and my provider was excellent

Anonymous 03/02/2026
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Verified Patient

Love Dr Petersen he always liste...

Love Dr Petersen he always listens!

Anonymous 02/15/2026
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Verified Patient

This was my first visit and I wa...

This was my first visit and I was extremely impressed.

Anonymous 02/12/2026
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Verified Patient

Dr. Petersen is patient, listens...

Dr. Petersen is patient, listens to my concerns/questions and answers them in a logical manner that helps me think about them rationally. Thank you

Anonymous 03/17/2026
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First meeting with Dr. I was ve...

First meeting with Dr. I was very good

Anonymous 03/09/2026
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Verified Patient

Very thorough explanations and v...

Very thorough explanations and very caring practice.

Anonymous 02/17/2026
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Verified Patient

Dr. Peterson is the best!...

Dr. Peterson is the best!

Anonymous 02/15/2026
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Verified Patient

The office is ran very well, que...

The office is ran very well, questions are answered fully by the doctor. I would not hesitate to recommend the doctors and the clinic to anyone who asked.

Anonymous 02/05/2026
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Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    John L. Petersen has not yet listed the medications that he commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    John L. Petersen has not yet specified the insurance plans he accepts.
     

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