Dr. Robert Mennel, MD is a hematologist in Dallas, TX and has over 53 years of experience in the medical field. Dr. Mennel has extensive experience in Gastrointestinal Neoplasms, Pancreatic Neoplasms, and Renal Neoplasms & Resection. He graduated from University of Pennsylvania Perelman School of Medicine in 1970. He is affiliated with Baylor University Medical Center. He is accepting new patients and telehealth appointments.