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Dr. Johnston is on Doximity

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Education & Training

  • Medical University of South Carolina
    Medical University of South CarolinaResidency, Surgery, 2015 - 2020
  • Medical University of South Carolina
    Medical University of South CarolinaClass of 2015

Certifications & Licensure

  • SC State Medical License
    SC State Medical License 2021 - 2025
  • CA State Medical License
    CA State Medical License 1963 - 2019
  • MO State Medical License
    MO State Medical License 1977 - 2016
  • American Board of Surgery Surgery

Press Mentions

  • What Is Robotic-Assisted Surgery, and How Does It Work?
    What Is Robotic-Assisted Surgery, and How Does It Work?March 24th, 2022
  • Port Arthur Orthopedic Surgeon Keeps Athletes in the Game
    Port Arthur Orthopedic Surgeon Keeps Athletes in the GameMay 19th, 2016

Hospital Affiliations