Carl Seger, MD
Physician
Dr. Carl Seger is a board-certified emergency physician. He lives in Steamboat Springs, Colorado and is originally from Wyoming. He received his undergraduate degree in Molecular Biology at the University of Wyoming and then completed medical school at the University of Washington School of Medicine in Seattle, Washington. He completed residency in Emergency Medicine at the University of Utah where he was a Chief Resident and went on to do a fellowship in Medical Education.
Dr. Seger spent 15 years working in emergency departments in Utah, Colorado, Alaska, and Oregon. Over the course of his career of caring for patients with emergent conditions, the importance of connecting mind, body, and spirit to heal the entire individual has become very clear. Five years ago, Dr. Seger began practicing personalized preventive medicine and it has become his passion. In addition to his commitment to longevity medicine, he is dedicated to offering safe psychedelic-assisted therapy with embedded personal integration resources in a way that optimizes each patient’s experience and outcome. He has received in-depth, specific training on trauma-informed care and spiritual integration from Naropa University in collaboration with the Multidisciplinary Association for Psychedelic Studies (MAPS).
Outside of medicine, Dr. Seger enjoys outdoor activities including trail running, mountain biking, skiing, snowboarding and spending time with his wife and three children.
Hillary Seger, MD
Physician
Dr. Hillary Seger brings deep compassion, insight, and clinical expertise to her work at Manifest Health. Known by her patients as an exceptional listener—empathetic, thoughtful, and intelligent—she offers a uniquely holistic approach to women’s health, drawing from both her conventional medical training and her specialized background in integrative care.
Board-certified in Obstetrics and Gynecology, Dr. Seger practices wholistic women’s health across all stages of life. She is passionate about supporting patients through hormonal transitions, optimizing long-term health, and treating complex, chronic conditions. In addition to her core work in women’s health, Dr. Seger is certified in Psychedelic-Assisted Therapy through Naropa University, adding a trauma-informed, mind-body perspective to her care—especially meaningful for patients navigating emotional or physiological challenges.
Originally from Colorado, Dr. Seger was raised in rural Alaska. She completed her undergraduate studies at Washington University in St. Louis and earned both her MD and MPH from the University of Washington in Seattle. She completed her residency in Obstetrics and Gynecology at the University of Utah before returning to Alaska to practice and start a family. After several years in rural medicine—including in Oregon and Alaska—she and her family returned to Colorado to be closer to extended family and embrace the mountain lifestyle.
Outside of her clinical work, Dr. Seger finds joy skiing, biking, and camping with her husband and three children.