Areas of particular interest for Dr. Sims include emphysema, bronchitis, and lung volume reduction surgery (LVRS). He is in-network for several insurance carriers, including Blue Cross/Blue Shield, Coventry, and TRICARE. Before performing his residency at Hospital of the University of Pennsylvania, Dr. Sims attended the University of Pennsylvania School of Medicine. Dr. Sims's hospital/clinic affiliations include Penn Medicine Institute for Rehabilitation Medicine (Penn Rehab) and Specialty Hospital at Rittenhouse, Hospital of the University of Pennsylvania (HUP), and Penn Presbyterian Medical Center.