Dr. Dellose was born and raised in Wilmington. He has enjoyed serving the community that has been his home. He is licensed to practice in Delaware and was the first fellowship-trained joint replacement orthopaedic surgeon in New Castle County Delaware.

After finishing his undergraduate studies at the University of Delaware, Dr. Dellose earned his medical degree at Jefferson Medical College in Philadelphia, PA. He completed an internship in general surgery at Temple University Hospital in Philadelphia, where he also finished a four-year residency in the Department of Orthopaedic Surgery. He concluded advanced specialty studies through an Adult Joint Reconstruction fellowship at the University of Pittsburgh Medical Center. Dr. Dellose has collaborated and contributed to medical textbooks and performs speaking engagements and lectures to professionals and other medical doctors.