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Joshua Rein, DO Email Joshua Rein

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Mount Sinai Doctors ?
    • Position
    • ASSISTANT PROFESSOR | Medicine, Nephrology
    • Specialty
    • Nephrology
    • Language
    • English
    • Hospital Affiliations
    • The Mount Sinai Hospital
    • Mount Sinai Morningside and Mount Sinai West
    • Mount Sinai Beth Israel
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Joshua Rein, DO, is a board certified nephrologist and American Society of Hypertension Certified Hypertension Specialist. He is an Assistant Professor in the Department of Medicine, Division of Nephrology. He received his medical degree from the New York College of Osteopathic Medicine, completed residency in Internal Medicine at Mount Sinai Beth Israel where he excelled in clinical training having received the Dr. Ira B. Cohen Award in Recognition for the Most Outstanding Medical House Officer, and completed Nephrology training at Mount Sinai Hospital. Clinical interests include hypertension, acid/base, and electrolyte disorders. Dr. Rein is active in the education of fellows, residents, and students. Dr. Rein’s research is focused on renal physiology. Specifically, Dr. Rein is developing and characterizing a novel kidney-on-a-chip model for studying tubular ion transport physiology and addressing a variety of clinically important questions.

Please read his article in Our Town on "Healthy Kidneys, All Summer Long"   

Clinical Focus

Research Topics

Kidney, Lipid Signaling, Membrane Proteins/Channels, Receptors


DO, New York Institute of Technology College of Osteopathic Medicine

Residency, Internal Medicine
Mount Sinai Beth Israel

Fellowship, Nephrology
Icahn School of Medicine at Mount Sinai