Dr. Villar is a fellow of the American College of Surgeons, a member of the American society of Plastic and Reconstructive Surgeons, and certified by the American Board of Plastic Surgery. Dr. Villar has been in private practice in Stuart, Florida, since 1982.

A board certified plastic surgeon on the Treasure Coast since 1982, Dr. Villar trained in general surgery and plastic surgery at Massachusetts General Hospital in Boston and Nassau County Medical Center in New York. He also trained at the shock trauma unit in Baltimore and completed a fellowship in shock trauma at Boston City Hospital. Additionally, Dr. Villar acquired extensive acute and reconstructive burn care experience at the Shriner's Burn Institute in Boston, as well as the Burn Units of Massachusetts General Hospital and Nassau County Medical Center. He has eight years of surgical residency training rather than the usual five to seven.