John Day, MD, Cardiology, Salt Lake City, UT, Intermountain Medical Center


Cardiology Salt Lake City, UT

Adult Congenital Heart Disease, Cardiac Electrophysiology

Intermountain Heart Institute

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Education & Training

  • Stanford University
    Stanford UniversityFellowship, Cardiovascular Disease, 1998 - 2000
  • Stanford University
    Stanford UniversityResidency, Internal Medicine, 1995 - 1998
  • Johns Hopkins University School of Medicine
    Johns Hopkins University School of MedicineClass of 1995
  • Brigham Young UniversityBA, Mandarin Chinese, Magna Cum Laude, 1985 - 1991

Certifications & Licensure

  • ID State Medical License
    ID State Medical License 2005 - 2021
  • UT State Medical License
    UT State Medical License 2001 - 2022
  • WY State Medical License
    WY State Medical License 2001 - 2021
  • CA State Medical License
    CA State Medical License 1996 - Present
  • American Board of Internal Medicine Cardiovascular Disease
  • American Board of Internal Medicine Clinical Cardiac Electrophysiology

Awards, Honors, & Recognition

  • International Friendship Award China Society of Pacing and Electrophysiology, 2012
  • International Cooperation Award Great Wall International Congress of Cardiology, 2008
  • Beginning Grant in-Aid Award American Heart Association, 2001
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Clinical Trials

Publications & Presentations


Journal Articles

  • Patients treated with catheter ablation for ventricular tachycardia after an ICD shock have lower long-term rates of death and heart failure hospitalization than do pa...  
    Jared Bunch T, Peter Weiss J, Crandall BG, Day JD, May HT, Bair TL, Osborn JS, Mallender C, Fischer A, Brunner KJ, Mahapatra S, Heart Rhythm, 4/1/2014
  • The Electrophysiologist's New Clothes and the Cardiac MRI That Told the Truth  
    Bunch TJ, Day JD, J Cardiovasc Electrophysiol, 1/1/2014
  • Survival after Shock Therapy in ICD and CRT-D Recipients According to Rhythm Shocked: ALTITUDE Survival by Rhythm Study  
    Powell BD, Saxon LA, Boehmer JP, Day JD, Gilliam FR 3rd, Heidenreich PA, Jones PW, Rousseau MJ, Hayes DL, J Am Coll Cardiol, 6/6/2013
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  • Is it Safe to Discontinue Anticoagulation After Successful Ablation of Atrial Fibrillation? 
    2019 ACC Scientific Session & Expo, New Orleans - 3/16/2019
  • 37th Annual Cardiovascular Conference at Snowbird 
    Mayo School of Continuous Professional Development, Snowbird, Utah - 2/5/2012

Press Mentions

  • Are Peanuts Actually Healthy?
    Are Peanuts Actually Healthy?January 15th, 2020
  • Meet the Okinawa Diet, Japan’s Answer to the Mediterranean Diet
    Meet the Okinawa Diet, Japan’s Answer to the Mediterranean DietMarch 22nd, 2019
  • 5 Surprising Triggers for Afib
    5 Surprising Triggers for AfibNovember 21st, 2018
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Professional Memberships

Hospital Affiliations