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Gregory Johnston

  • ASSISTANT PROFESSOR Emergency Medicine
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Specialty

Certifications

  • American Board of Emergency Medicine

Education

  • MD, University of Texas - Southwestern Medical School

  • Internship, Internal Medicine
    Parkland Memorial Hospital

  • Residency, Emergency Medicine
    Cook County Hospital

Biography

    Dr. Johnston completed medical school at the University of Texas Southwestern Medical School in Dallas, Texas. Following an internship at UT Southwestern, he then completed Emergency Medicine residency training at Cook County Hospital in Chicago, Illinois. Achieving Board Certification in Emergency Medicine in 1995, Dr. Johnston’s practice experience includes a variety of hospitals, both community and academic, before coming to Mountt Sinai Beth Israel in 2010. In addition to high quality bedside medical care, Dr. Johnston focuses on efficiency in the Emergency Department, as well as past experience in billing, medical informatics and disaster planning.

Awards

  • 2008 - 2008
    Clinical Attending of the Year
    Bellevue/NYU Emergency Medicine Residency

  • 2007 - 2007
    Clinical Attending of the Year
    Bellevue/NYU Emergency Medicine Residency

  • 2006 - 2006
    Principle Investigator
    NYU Innovations in Medical Education Research grant

  • 2005 - 2005
    Attending of the Year
    Bellevue/NYU Emergency Medicine Residency

  • 2004 - 2004
    Winner
    Bellevue/NYU Clinicopathologic Case Conference

Publications

Johnston GS, Jockusch J, McMurtry LC, Shandera WX. Cytomegalovirus (CMV) titers among acquired immunodeficiency syndrome (AIDS) patients with and without a history of Kaposi's sarcoma (KS). Cancer detection and prevention 1990; 14(3).

“Simple Procedures in the ED”, Simple procedures that can change your practice. Gregory S. Johnston MD
Audio-Digest Emergency Medicine
 2007 June; 24(11).

Lee F, Johnston GS. Essential Emergency Medicine Procedures,. In: Extensor Tendon Repair. Lippincott Williams & Wilkins;.

Desai NS, Johnston GS. Toxicity, Nonsteroidal Anti-inflammatory Agents. Emergency Medicine 2006 August;.

Johnston GS, Davidson SJ. “PT & PTT Testing”, Cost-Effective Diagnostic Testing in Emergency Medicine: Guidelines for Appropriate Utilization of Clinical Laboratory and Radiology Studies,. American College of Emergency Physicians 2000 February;.

Johnston GS, Davidson SJ, Zimmerman M. “Cardiac Markers”, Cost-Effective Diagnostic Testing in Emergency Medicine: Guidelines for Appropriate Utilization of Clinical Laboratory and Radiology Studies, . American College of Emergency Physicians 2000 February;.

Industry Relationships

Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device and biotechnology companies to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their relationships with such companies.

Dr. Johnston did not report having any of the following types of financial relationships with industry during 2014 and/or 2015: consulting, scientific advisory board, industry-sponsored lectures, service on Board of Directors, participation on industry-sponsored committees, equity ownership valued at greater than 5% of a publicly traded company or any value in a privately held company. Please note that this information may differ from information posted on corporate sites due to timing or classification differences.

Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.

Insurance Information

Mount Sinai Health System (MSHS) physicians - including those employed by MSHS - do not always participate in the same health plans in which MSHS hospitals or facilities participate.

Information regarding insurance participation and billing by this physician may be found on this page or obtained by contacting this provider directly.

Insurance plans that the Mount Sinai Health System hospitals or facilities participate in can be found on the Mount Sinai Health System website.

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