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Irving Loh, MD, Cardiology, Thousand Oaks, CA


[Pronunciation: LOW]

Cardiology Thousand Oaks, CA

Non-Invasive Cardiology, Preventive Cardiology, Clinical Informatics

Ventura Heart Institute; Chief Medical Officer & Co-Founder, INFERMEDICA; Past Chair, Technology & Innovation Committee, California Chapter, American College of Cardiology; Member, AI4H, Artificial Intelligence for Symptom Assessment & AI for Clinical Evaluation/World Health Org; Senior Advisor, MOREHealth; Global Panel/MIT Technology Review; Senior Consultant, Care Access (decentralized trials)

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  • Office

    Ventura Heart Institute
    555 Marin Street, Suite 210
    Thousand Oaks, CA 91360
    Phone+1 805-375-2501
    Fax+1 888-419-3230
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  • Board certified internist & subspecialty certified cardiac specialist - emphasis preventive cardiology. Original cardiology consultant Doximity. Founded & directed Ventura Heart Institute (education, research & preventive cardiovascular programs). Former Asst Prof Med UCLA School of Medicine & former Asst Clin Prof Med UC Irvine. Former Adjunct Lecturer, Stanford Univ School of Medicine. Member of 2 AI4H Working Groups (AI for symptom assessment) (AI for Clinical Evaluation)/World Health Organization. UC Berkeley (PBK as junior), MD UC San Francisco (Regents Scholar; AOA as junior), Internal Medicine Residency UCSF. Lipid research National Heart, Lung & Blood Institute at National Institutes of Health (NIH) in both intramural (Molecular Diseases/Lipid Metabolism Branch) & extramural (Cardiac Diseases Branch; Division of Heart & Vascular Diseases) divisions. Faculty in both Departments of Cardiology & Cardiac Surgery at Cedars-Sinai. Chaired HCA Los Robles Hospital IRB, founded BioEthics Committee, directed echocardiography lab. Principal investigator on over 160 cardiovascular clinical trials (primarily phase 1, 2, 3 trials). In 1987, wrote a bespoke electronic health record system. Presenter at RAND, USC School of Business, UCLA Anderson School of Business, Mayo Clinic - Rochester MN, both UC Berkeley Center for Information Technology Research in the Interest of Society & School of Public Health & at Harvard School of Public Health. TEDx Lecturer ( on how medical advances are validated. Past Chief Medical Advisor to Confideo Lab/DoctorVirtualis (virtual reality), Senior Advisor MORE Health, prior Lead Contributor - Sermo Cardiology Hub. Past Chair of Technology Committee of CA Chapter of ACC, Co-founder & CMO of Infermedica (artificial intelligence). Member - Global Panel/MIT Tech Review. CTeL Coalition Leadership ( Advisor, health tech start-ups. Senior Consultant, Care Access (decentralized clinical trials)

Education & Training

  • Cedars-Sinai Medical Center
    Cedars-Sinai Medical CenterFellowship, Cardiovascular Disease, 1979
  • National Institutes of Health Clinical Center
    National Institutes of Health Clinical CenterResearch, 1974 - 1977
  • University of California (San Francisco)
    University of California (San Francisco)Residency, Internal Medicine, 1974
  • University of California San Francisco School of Medicine
    University of California San Francisco School of MedicineClass of 1972

Certifications & Licensure

  • CA State Medical License
    CA State Medical License 1974 - 2025
  • American Board of Internal Medicine Internal Medicine
  • American Board of Internal Medicine Cardiovascular Disease

Awards, Honors, & Recognition

  • Fellow, American College of Cardiology (FACC) American College of Cardiology
  • Fellow, American Heart Association (Epidemiology & Prevention) American Heart Association
  • Fellow, American College of Chest Physicians American College of Chest Physicians
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Publications & Presentations


Journal Articles

  • A Dose-Dependent Increase in Mortality with Vesnarinone Among Patients with Severe Heart Failure.  
    Vesnarinone Trial Investigators, New England Journal of Medicine
  • Hobbs RE. Results of the ATLAS Study – high or low doses of ACE inhibitors for heart failure?  
    ATLAS Trial Investigators, Cleve Clin J Med
  • Comparative Effects of Low and High Doses of the Angiotensin-Converting Enzyme Inhibitor, Lisinopril, on Morbidity and Mortality in Chronic Heart Failure.  
    ATLAS Study Group, Circulation
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  • Moexipril Versus Captopril in Patients with Mild to Moderate Hypertension.
    Loh IK, Tenth Scientific Meeting of the American Society of Hypertension; New York Hilton/Towers, New York, NY


  • What You Need to Know About Preventing Cancer? 
    Melissa Belle Ford, Director for Prevention and Early Detection, Univ of Texas, M.D. A...
  • Relearning Optimism. 
    Terry Paulson, Ph.D
  • Television Report: The Prevention of Heart Disease -a five part series. 
    the Ventura Heart Institute education and screening program; KEYT Evening News; Santa Barbara, CA
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  • Innovations in pharmaceuticals 
    IK Loh, Street Journal
  • Radio Interview: Health Care Reform: Initiatives to reduce federal impediments to the delivery of health care. 
    Loh IK
    The White House, Washington
  • Risk Factors in Premature Coronary Disease (Interview by Deborah Norville) 
    Loh IK, Guest
    NBC Studios, New York

Authored Content

  • ACC 2021: Convergence of Cardiovascular and Diabetic Therapies ContinueMay 2021
  • Here's What ISCHEMIA Really MeansNovember 2019
  • Here's What ISCHEMIA Really MeansNovember 2019
  • We Don't Have to Just Accept Patients Taking Health SupplementsFebruary 2019
  • We Don't Have to Just Accept Patients Taking Health SupplementsFebruary 2019
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Press Mentions

  • Dr. Loh: Medications and Pills for Weight Loss
    Dr. Loh: Medications and Pills for Weight LossMay 27th, 2023
  • Tuesday, Jan 31 2023
    Tuesday, Jan 31 2023January 31st, 2023
  • Dr. Loh: Oral Antivirals Can Help Treat COVID, but Needs Long-Term Monitoring
    Dr. Loh: Oral Antivirals Can Help Treat COVID, but Needs Long-Term MonitoringNovember 27th, 2021
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  • Chair, Technology & Innovation Committee, California Chapter of American College of Cardiology 2019 - Present
  • Member, Artificial Intelligence for Symptom Assessment; International Telecommunication Union; World Health Organization 2019 - Present
  • Member, Executive Steering Committee of the National Health Policy Council 1993 - 1995
  • Member, Amgen’s Institutional BioSafety Committee
  • Member, State of California Department of Health Services Cardiovascular Disease Prevention Coalition
  • Member, Manuscript Review Board and Ad Hoc Editor for the Journal of Clinical Outcomes Management
  • Member, Expert Panel on Outcomes Evaluation and Research for the American Heart Association
  • Member, Advisory Board Company/Cardiology Preeminence Roundtable based in Washington DC
  • Executive Steering Committee member, West Lipid Association Board of Directors
  • Charter Member, Lipidologists of Los Angeles

Research History

  • Senior Consultant/Principal Investigator- CARE ACCESS RESEARCH2023 - Present
  • Director & Principal InvestigatorVentura Heart Institute1985 - Present
  • Principal InvestigatorCardiovascular trials for Westlake Medical Research2010 - 2017
  • National Heart, Lung and Blood Institute at the National Institutes of Health (NIH)Intramural (Molecular Diseases/Lipid Metabolism Branch) and extramural (Cardiac Diseases Branch; Division of Heart and Vascular Diseases) divisions1974 - 1977

Professional Memberships