William M. Barreto, MD

William M. Barreto, MD Dr. Barreto is double board certified in Physical Medicine and Rehabilitation (PM&R) as well as Pain Medicine. He attended medical school at Loma Linda University, in southern California. Drawn by their focus on whole person care and an exceptional learning environment, Dr. Barreto remained at Loma Linda for Residency in PM&R and for Fellowship training in Pain Management. After completing Residency and Fellowship, he accepted an academic position at the Loma Linda VA Hospital, affording him the opportunity to teach PM&R Residents and Pain Fellows the intricacies of treating chronic painful conditions. Dr. Barreto holds a Bachelors degree in Psychology, which continues to be an invaluable asset when assisting people with the many psychological challenges that accompany chronic pain. Having worked as a medical director and CEO of various peer review companies, Dr. Barreto is proficient at navigating the tumultuous landscape of our current insurance systems. After working in Orange County for nine years, he is excited to be back in Central California, where he originally grew up. In his free time, Dr. Barreto enjoys traveling, mountain biking, and spending time with family.