Calc Function

  • Diagnosis
  • Rule Out
  • Prognosis
  • Formula
  • Treatment
  • Algorithm
  • Disease
    Chief Complaint
    Organ System

    Editorial Board

    MDCalc’s Editorial Board is comprised of key leaders in the medical specialties and subspecialties. The board members have contributed to medical education in their fields, including publishing in the medical literature and holding leadership positions at their institutions and societies. Board members advise MDCalc on content in their specialty as well as recruit contributors to author calculator content.

    Board members may be nominated for consideration by sending an email to

    Shannon Chang, MD

    Shannon Chang, MD, is an assistant professor in the department of medicine at NYU Langone Medical Center. She is also associate director of the gastroenterology fellowship program. Dr. Chang specializes in ulcerative colitis, Crohn's disease, and J-pouch disorders, and is currently co-investigator of multiple clinical trials in inflammatory bowel disease.

    Institutional Profile

    Nicholas Genes, MD, PhD

    Nicholas Genes, MD, PhD, is board certified in emergency medicine and clinical informatics. He is an associate professor of emergency medicine, and genetics and genomic sciences. He was recently elected chair of the American College of Emergency Physicians’ Informatics Section. Dr. Genes is a national leader in emergency medical applications of telemedicine, mobile health, social media, and health information technology.

    Institutional Profile

    Joseph Habboushe, MD, MBA

    Joseph Habboushe, MD, MBA, is a practicing emergency physician and assistant professor at New York University Langone Medical Center and Bellevue Medical Centers in New York City. He is the CEO and co-founder of MDCalc. Dr. Habboushe is also the creator and editor-in-chief of the pocket guide series, The Basics of Emergency Medicine, published by the Emergency Medicine Residents' Association.

    Institutional Profile

    Rachel Kwon, MD

    Rachel Kwon, MD, is the managing editor at MDCalc. Her clinical training is in general surgery, and she is a former research fellow in patient safety and evidence-based surgery in the Nuffield Department of Surgical Sciences at the University of Oxford. She is also co-author and co-editor of 50 Studies Every Surgeon Should Know (Oxford University Press).

    Institutional Profile

    Jarone Lee, MD, MPH, FCCM

    Jarone Lee, MD, MPH, FCCM, is an associate professor at Harvard Medical School in Boston, Massachusetts. He graduated from the St Luke’s Roosevelt emergency medicine residency program in New York and completed a fellowship in critical care at Massachusetts General Hospital. Dr. Lee is now the medical director of the Blake 12 Intensive Care Unit and the quality director of surgical critical care at the Massachusetts General Hospital.

    Institutional Profile

    Kenny Lin, MD, MPH

    Kenny Lin, MD, MPH, is a practicing family physician, professor of family medicine at Georgetown University Medical Center, and deputy editor of American Family Physician, the best-read journal in primary care. He is also associate editor of the point-of-care reference Essential Evidence Plus and writes the popular health blog Common Sense Family Doctor.

    Institutional Profile

    Edward (Ted) Melnick, MD, MHS

    Edward (Ted) Melnick, MD, MHS, is an assistant professor of emergency medicine at Yale University School of Medicine in New Haven, Connecticut. He is also the director of the clinical informatics fellowship at Yale University. Dr. Melnick’s primary research is focused on improving EHR usability as a means to achieve improved healthcare delivery, and he is currently leading the EMBED trial (Pragmatic trial of user-centered clinical decision support to implement EMergency department-initiated BuprenorphinE for opioid use Disorder) on a grant from the National Institute on Drug Abuse (NIDA).

    Institutional Profile

    Ali Raja, MD, MBA, MPH

    Ali Raja, MD, MBA, MPH, is the executive vice chair for the department of emergency medicine at Massachusetts General Hospital, as well as an associate professor of emergency medicine and radiology at Harvard Medical School. Board certified in emergency medicine and clinical informatics, he leads the team at the Harvard Medical School Library of Evidence and is a board member for the Society for Academic Emergency Medicine. Dr. Raja is a national leader in emergency department operations, imaging utilization, and the integration of clinical decision support into electronic health records.

    Institutional Profile

    Eric Steinberg, DO, MEHP

    Dr. Eric Steinberg, DO, MEHP is the program director of the emergency medicine residency at St. Joseph’s Health in Paterson, NJ. He contributes to a number of educational resources for the Emergency Medicine Residents' Association (EMRA). In particular, he is the associate editor for “The Basics of Emergency Medicine,” and “The Basics of Emergency Medicine-Pediatrics,” and a section editor for "Trauma Guide." In addition, he is the course director for Imaging for Foundations of Emergency Medicine, a free open-access emergency curriculum. His passions include innovative curriculum development, point-of-care teaching, hiking, and building forts with his sons. MDCalc Liaison to ACEP.

    Institutional Profile

    Graham Walker, MD

    Graham Walker, MD, is an emergency physician practicing in San Francisco, California. Dr. Walker attended medical school at the Stanford University School of Medicine and then trained in emergency medicine at St. Luke’s-Roosevelt Hospital Center in New York City, where he was Chief Resident. He returned to the west coast as a Medical Simulation fellow and attending in Stanford’s emergency department. More relevant, of course, is that Dr. Walker is the creator and developer of MDCalc and remains active in content and calculator development, along with our many other endeavors as President of MDCalc Ltd. Inc. (MDCalc’s parent company).

    Institutional Profile