About
Dr. Tim Johnston grew up in Oregon and earned an undergraduate degree in Aerospace Engineering from the University of Colorado Boulder. He worked for Lockheed Martin before pursuing medicine, graduating from the University of Colorado School of Medicine in 2004. He completed his internship and Family Medicine residency at St. Mary's Family Residency in Grand Junction, Colorado. The American Board of Family Medicine granted him board certification.
Dr. Johnston spent four years in traditional private practice in Ashland before transitioning to hospital-based care. He practiced with Southern Oregon Hospitalists, PC starting in 2011 and built a fifteen-year affiliation with Rogue Regional Medical Center. He served as Chair of Medicine from 2014 to 2018, Chief of Staff Elect from 2018 to 2020, and Chief of Staff from 2020 to 2022. He stepped away from leadership after the COVID-19 pandemic to refocus entirely on patient care. His philosophy centers on good listening, shared decision-making, and treatment plans that help each patient live the life they want.
Education & Training
Undergraduate
University of Colorado Boulder, B.S. Aerospace Engineering
Medical School
University of Colorado School of Medicine
Residency
Family Medicine, St Mary's Family Residency, Grand Junction, CO
Certifications
Conditions Treated
Who is Dr. Johnston right for?
Dr. Johnston suits patients who want a physician with deep roots in both primary and hospital-based care. His family medicine background makes him a versatile fit for patients across a wide age range with complex health concerns. Patients who value shared decision-making and thorough, unhurried visits will connect with his approach. His leadership background at Rogue Regional reflects a physician who takes clinical standards seriously.
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Frequently Asked Questions
Yes. Dr. Johnston holds board certification from the American Board of Family Medicine. He completed his residency at St. Mary's Family Residency in Grand Junction, Colorado, and graduated from the University of Colorado School of Medicine in 2004.
Dr. Johnston brings over fifteen years of hospital-based medicine experience, including a long affiliation with Rogue Regional Medical Center. He served as Chair of Medicine, Chief of Staff Elect, and Chief of Staff before returning his full focus to patient care.
Dr. Johnston sees patients across a wide range of ages and health concerns, with particular interest in preventive care, early diagnosis, and complex health management. He enjoys building long-term relationships with patients working toward specific wellness goals.
Dr. Johnston believes good medicine starts with listening. He prioritizes shared decision-making and builds treatment plans designed to help each patient live the life they want. He takes time on each visit to understand the full picture.
Dr. Johnston was born and raised in Oregon. After training in Colorado, he returned to Southern Oregon and practiced in Ashland before transitioning to hospital-based medicine. He has maintained deep ties to the Southern Oregon community throughout his career.
Before attending medical school, Dr. Johnston earned a degree in Aerospace Engineering from the University of Colorado Boulder and worked for Lockheed Martin for several years. He then pursued medicine and graduated from the University of Colorado School of Medicine in 2004.
Doctor profile last updated September 17, 2026