Dr. Pareja was born and raised in New York City. She attended Columbia University where she received her college degree as well as her dental degree. After finishing her four years of dental training, she continued on to pursue two years of specialty training in the field of pediatric dentistry at Children's National Medical Center in Washington, DC. There, she advanced her skills in children's dental care, general anesthesia, emergency dentistry, and treating children with special needs. She then went on to receive her pediatric dental board certification and became a diplomate of the American Board of Pediatric Dentistry.