MDCalc is the most broadly used clinical reference for healthcare professional (HCP) decision making at the moment of care. As a highly trusted resource for doctors, by doctors, we provide best-in-class tools to support evidence-based decisions and higher quality patient care. 

MDCalc is used each month by millions of HCPs globally, including more than 65% of US physicians weekly. Our original content - written by physician experts and available across multiple devices - supports 50+ specialties and covers 200+ patient conditions. 

MDCalc's founders are two practicing Emergency Medicine physicians: Dr. Graham Walker and Dr. Joe Habboushe. Learn more mdcalc.com/about-us.

Health Care

MDCalc

Joseph Habboushe

Graham Walker

Andrew Elkind

Katherine Davis M.D., Faafp

Chris Caggiano

Edward Yip

Swarna Chatterjee

Corey Engesser

MDCalc

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