About
Dr. Sam Sunshine is a board-certified physician in both Sports Medicine and Family Medicine, practicing in Foothill Ranch, Orange County, California. He holds recognition as an Orange County Physician of Excellence. His clinical expertise covers sports injuries, musculoskeletal conditions, regenerative therapies, biomechanics, and performance restoration.
Dr. Sunshine is also an accomplished endurance athlete. He has competed in multiple triathlons, including the Pacific Coast Triathlon, where he has reached the podium. That firsthand experience with training, competition, and injury shapes how he approaches patient care. He focuses on restoring strength and function naturally whenever possible. His practice integrates functional medicine, advanced diagnostics, and root-cause thinking to help patients perform well and stay healthy over the long term.
Conditions Treated
Who is Dr. Sunshine right for?
Dr. Sunshine is a strong fit for athletes and active adults who want a physician who understands performance from personal experience. Runners, cyclists, triathletes, and team sport athletes recovering from injuries benefit from his sport-specific rehab and return-to-sport planning. Patients managing gut health issues, thyroid dysfunction, adrenal imbalance, or autoimmune conditions find a root-cause approach here. High performers seeking advanced diagnostics and proactive longevity planning also fit well within his practice.
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Frequently Asked Questions
Dr. Sunshine treats sports injuries, musculoskeletal conditions, gut health issues, thyroid and adrenal dysfunction, autoimmune conditions, chronic inflammation, and food sensitivities. He also helps patients with performance optimization and long-term metabolic health.
Yes. Dr. Sunshine holds board certification in both Sports Medicine and Family Medicine. He also carries recognition as an Orange County Physician of Excellence.
Dr. Sunshine works with runners, cyclists, triathletes, football and baseball players, basketball and soccer athletes, tennis and pickleball players, martial artists, golfers, weightlifters, CrossFit athletes, dancers, and weekend warriors. He personally trains and competes as an endurance athlete, which informs his clinical approach.
Dr. Sunshine starts with a thorough movement screening and activity history to find the true source of pain. He favors restoring strength and function naturally whenever possible. His toolkit includes regenerative therapies like PRP, Prolozone, and Stemwave alongside functional medicine and sport-specific rehab protocols.
Yes. Dr. Sunshine integrates functional medicine throughout his work. He applies advanced laboratory testing, micronutrient analysis, microbiome testing, and personalized protocols to address gut health, hormonal balance, autoimmunity, and chronic inflammation.
Dr. Sunshine offers PRP (platelet-rich plasma), Prolozone therapy, and Stemwave therapy. These treatments target chronic tendon, ligament, and joint conditions, helping patients avoid or delay surgery and accelerate healing.
Yes. Dr. Sunshine evaluates and treats thyroid and adrenal dysfunction, low energy, sleep disruption, and hormonal imbalance in both men and women. He designs customized programs based on comprehensive lab work and individual health history.
Dr. Sunshine takes longer appointments and conducts functional and movement-based evaluations that go beyond the physical exam. He combines sports medicine with functional medicine, regenerative therapies, and precision diagnostics to address the whole person, not just the presenting complaint.
Doctor profile last updated April 17, 2026