About Dr. John L. Petersen, MD

"Dr. Petersen is a board certified cardiologist. He has clinical interests in arterial disease and insufficiency, coronary artery bypass and stenting, hypercholesterolemia, nuclear cardiology and vascular disease. In addition to his medical degree, Dr. Petersen II has a Masters of Health Sciences degree in clinical research."

Medical Disclaimer: The information on this website is for general informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.

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Patient

★★★★★

Dr Peterson is an excellent physician who is of the highest caliber I am grateful for his attentive and knowledgeable care as a second-generation cardiologist he has consistently provided me personally with top drawer medical care. He is forward-thinking and always up-to-date in his ability to perform his services . I can only add then the good people that he has served will also leave their kind and good outcomes with this good doctor as well.

Patient

Dr. John L Petersen of Swedish Hospital and Virginia Mason Hospital severed an artery in my heart during a cardiac angiogram and nearly killed me. He caused me to have to have a cardiac bypass operation! I'm going to start a B corporation to promote awareness about this risk and a blog, but I have an autistic child and I can no longer get large life insurance like I used to have to pass generational wealth on to him. My heart and lung are now permanently damaged and Dr.Petersen has probably cut my life short.

Patient

★★

Dr Petersons office was not forthcoming with answers to side effects or details of my treatment. I gave up after a few emails. I feel cardiology is an area where you want your questions answered and a complete explanation of the treatment. I went to a diferent dr.

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