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Education & Training

  • Huntington Memorial HospitalResidency, Internal Medicine, 1985 - 1988
  • Keck School of Medicine of USCClass of 1985

Certifications & Licensure

  • CA State Medical License
    CA State Medical License 1986 - 2022
  • American Board of Internal Medicine Internal Medicine

Clinical Trials

Publications & Presentations


Journal Articles

  • Successful Treatment of Prediabetes in Clinical Practice Using Physiological Assessment (STOP DIABETES)  
    John Armato, MD, The Lancet
  • GLP-1 Provoked Severe Hypoglycemia in an Individual With Type 2 Diabetes and a Benign Insulinoma  
    RJ Ruby, JP Armato, C Pyke, AL Peters, Diabetes Care, 8/1/2014

Press Mentions

  • Treating Early Signs of Diabetes Risk May Stave off the Disease
    Treating Early Signs of Diabetes Risk May Stave off the DiseaseOctober 31st, 2018

Professional Memberships

Hospital Affiliations