About
Tobin Dennis, MD, serves as Medical Director and primary provider at Grand Health in Wilson, Wyoming. He grew up in Jackson, giving him a firsthand understanding of the active lifestyle central to life in the Tetons. He earned his medical degree from the University of Washington School of Medicine and went on to train in Emergency Medicine.
His years in emergency medicine deepened his understanding of acute conditions and the value of prevention. That experience led him toward longevity medicine, where personalized health strategies can meaningfully extend the quality of a patient's life. Dr. Dennis approaches every patient with evidence-based diagnostics, tailored interventions, and a lifestyle-first philosophy. He treats cardiovascular disease, metabolic disease, neurodegenerative disease, osteoporosis, perimenopause, menopause, low testosterone, and hormone imbalance. He hosted a public presentation on longevity medicine and women's health at the Teton County Library, reflecting his commitment to community education. Outside the clinic, he is a father of two and spends his time biking and skiing in the mountains he grew up exploring.
Education & Training
Medical School
University of Washington
Residency
Emergency Medicine
Conditions Treated
Who is Dr. Dennis right for?
Dr. Dennis is a strong fit for adults who want a proactive, data-driven approach to their long-term health. Athletes and mountain sports enthusiasts benefit from his performance testing and altitude-specific insights. Women in perimenopause or menopause find focused, individualized HRT care. Men managing low testosterone or hormone imbalance receive comprehensive evaluation and ongoing medical supervision. Patients dealing with cardiovascular, metabolic, or neurodegenerative risk get a personalized prevention strategy grounded in advanced diagnostics.
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Frequently Asked Questions
Dr. Dennis treats cardiovascular disease, metabolic disease, neurodegenerative disease, osteoporosis, perimenopause, menopause, low testosterone, and hormone imbalance. His clinical focus sits at the intersection of prevention and performance. He uses advanced diagnostics to identify risk early and build personalized treatment plans.
Dr. Dennis specializes in preventive medicine and executive health. He trained in Emergency Medicine after completing his medical degree at the University of Washington School of Medicine. His clinical background spans acute hospital care and long-term health optimization.
Dr. Dennis offers MD Guided Care for both HRT and TRT. His six-month program includes a 60-minute initial consultation, comprehensive lab testing, prescribing, and 30-minute follow-ups at three and six months. He treats symptoms using individualized plans, not just lab numbers. Secure portal access keeps patients connected between visits.
Yes. Dr. Dennis provides sports performance services tailored to mountain athletes, skiers, climbers, runners, and cyclists. He uses VO2 max testing, lactate threshold testing, RMR testing, and DXA scans to build data-driven training and nutrition strategies. He also offers altitude-specific performance insights for athletes training in Teton County.
The initial evaluation with Dr. Dennis takes place in person. He conducts a 60-minute consultation reviewing health history, symptoms, goals, and lifestyle factors. For patients starting HRT or TRT, comprehensive lab testing follows that visit. Ongoing care appointments are available virtually through the secure patient portal.
Dr. Dennis prioritizes lifestyle interventions before reaching for medications. He builds plans around exercise, nutrition, sleep, and mental health first. Medications enter the picture only when clinically necessary. This philosophy guides every care plan he creates at Grand Health.
Yes. Dr. Dennis was born and raised in Jackson, Wyoming. That background shapes his understanding of mountain living, active lifestyles, and the health demands of the Teton region. It also informs his focus on performance and longevity care for local and visiting patients.
Dr. Dennis requires the first evaluation to occur in person at the Wilson clinic. After that, he offers virtual appointments for ongoing care through the secure patient portal. This allows patients across Teton County and surrounding areas to maintain consistent care without traveling to every visit.
Doctor profile last updated March 29, 2026