He attended medical school at Virginia Commonwealth University (VCU) School of Medicine. Dr. McKowen's medical residency was performed at Allegheny General Hospital, NYU Langone Medical Center, and a hospital affiliated with Harvard Medical School. His areas of expertise include the following: video-assisted thoracoscopic surgery (VATS), mitral valve prolapse, and thyroid problems. On average, patients gave Dr. McKowen a rating of 3.5 stars out of 5. He honors several insurance carriers, including Blue Cross Blue Shield Bronze, Blue Cross Blue Shield HMO, and Amerigroup Star. He is affiliated with Memorial Hermann Southwest Hospital, Houston Methodist, and Memorial Hermann Katy Hospital. He is accepting new patients.