At Montana Aging Gracefully, our experienced and compassionate team is dedicated to helping you achieve optimal health and longevity. We bring together medical expertise and a passion for wellness to provide the highest level of care for our clients. Each team member plays an essential role in delivering personalized treatments and supporting your journey toward graceful aging.


Colleen Bailie, RN, BSN

Colleen Bailie brings 17 years of dedicated experience in the medical field, specializing as a Certified Nurse in the Operating Room. She earned her Bachelor’s Degree in Nursing from Seattle University in 2007 and has since expanded her expertise to include certifications in Injectables, BioTe, laser treatments, and IV Hydration Therapy. Passionate about health and wellness, Colleen is committed to delivering quality care to families in Billings and the surrounding communities. Outside of her professional life, she enjoys an active lifestyle, spending quality time with her husband and three children, working out, and managing her family’s organic farm.


Dr. Raymond Bailie, MD

Dr. Raymond Bailie graduated from University of Michigan in Ann Arbor. He later trained at the University of Washington in Seattle where he received his Anesthesiology degree. He then completed a fellowship in Pediatric Anesthesia at the Children’s hospital of Orange County and is Board Certified in Pediatric and Adult Anesthesia. He has been practicing anesthesia since 2011 and has successfully taken care of babies and adults for 13 years with an outstanding safety record. He has also maintained an interest in longevity medicine for 25 years and brings this background to the care of patients at Montana Aging Gracefully. He utilizes the latest science in longevity medicine, wellness and weight loss focusing in on hormone balancing, patient blood management, medical weight management and peptides. It is with great pleasure that Dr. Bailie is the medical director and physician seeing each of the wellness patients. 


At Montana Aging Gracefully, our team is here to help you live a longer, healthier life. We believe that true wellness starts from the inside out, and our staff is dedicated to making sure you receive the most effective, personalized care available.