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Physician Directory

Dr. William S. Ring, MD

Congenital Cardiac Surgery (Thoracic Surgery), UT Southwestern Medical Center Cardiothoracic Surgery

Dr. Ring's Health Insurance and Affiliations

  • Aetna Choice POS II
  • Aetna HMO
  • Aetna Managed Choice POS Open Access
  • BCBS Blue Card PPO
  • BCBSTX BlueChoice
  • CIGNA HMO
  • CIGNA LocalPlus
  • CIGNA Open Access
  • CIGNA PPO
  • Great West PPO
  • Multiplan PPO
  • PHCS PPO
  • UHC Choice Plus POS
  • UHC Navigate HMO
  • UHC Navigate POS
  • UHC Options PPO