Dr. Fadem is a practicing Houston nephrologist. He began practice in 1978 after completing a renal fellowship at The University of Texas Health Science Center in San Antonio. He graduated from the University of Oklahoma College of Medicine and did his internal medicine residency at The University of Texas and MD Anderson Hospital in Houston. Formerly from Tulsa, Oklahoma, Dr. Fadem is married and has three children.

He is also a diplomate of the American Board of Quality Assurance and Utilization Review Physicians, and a member of the American Society of Nephrology, International Society of Nephrology, Renal Physicians Association, the American Association of Kidney Patients and The National Kidney Foundation.

He is active in quality management, credentialing, and peer review for his dialysis centers. He was a founding member and the first Gulf Coast Kidney Society president. He is currently the Medical Advisory Board Chairman of the National Kidney Foundation Serving Texas