Anna Costello, MD, MSHP, RhMSUS is an Instructor in the Department of Pediatrics at the University of Pennsylvania and Attending Physician in the Division of Rheumatology at the Children's Hospital of Philadelphia. Dr. Costello received her undergraduate and medical degrees from Brown University. She completed her pediatric residency, chief residency, and pediatric rheumatology fellowship at CHOP and her Master of Science and Health Policy Research at UPenn. She also completed a Fellowship in Diagnostic Excellence with the Society to Improve Diagnosis in Medicine and is a board certified musculoskeletal ultrasonographer.

Dr. Costello’s research focuses on improving the diagnostic process for children with rheumatic diseases, particularly Juvenile Idiopathic Arthritis. She aims to improve the outcomes and quality of life for children with rheumatic disease by promoting timely, accurate, and equitable diagnosis using multidimensional clinical research skillset borrowing from health services research, patient-oriented outcomes research, diagnostic excellence methodologies, ultrasonography, prediction modeling, and implementation science. Clinically, she has an interest in the use of diagnostic and therapeutic musculoskeletal ultrasound and leads the Rheumatology Ultrasound Clinic.