He is rated 4.5 stars out of 5 by his patients. His areas of expertise include the following: frozen shoulder, bursitis, and knee arthroplasty. Blue Cross Blue Shield Bronze, Blue Cross Blue Shield HMO, and TriWest are among the insurance carriers that Dr. Carrell accepts. Dr. Carrell is a graduate of the University of Texas Southwestern Medical School and a graduate of Scott and White Healthcare's residency program. He is affiliated with Medical City North Hills.