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Research Scientists

John Sim, MD

Clinician Investigator
4867 Sunset Blvd
Los Angeles, CA 90027-5969
Email Address:

Other Affiliation

  • Assistant Clinical Professor, David Geffen UCLA School of Medicine

  • Area Research Chair, Kaiser Permanente Los Angeles Medical Center

  • Division of Nephrology and Hypertension, Kaiser Permanente Los Angeles


  • Fellowship, Nephrology, Kaiser Permanente, Los Angeles, California

  • Residency/Chief Resident, Harbor UCLA Medical Center, Los Angeles, California

  • MD, Rosalind Franklin University of Medicine and Science, North Chicago, IL

  • BS, University of California, Los Angeles, Los Angeles, California

Research Interests

Dr. Sim’s research interests are in the areas of hypertension and kidney diseases. He studies resistant hypertension, glomerulonephropathies, chronic kidney disease epidemiology/comparative outcomes, and patient safety. His work focuses on the risk factors, associations, and comparative management strategies of disease states within a real-world clinical practice environment. His goal is to help develop and implement more effective and efficient treatment methods.

Publications Studies

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