Dr. Benny Ralph Mrnustik, MD

Dr. Benny Mrnustik is a family medicine physician with over four decades of clinical experience serving patients and families. He earned his medical degree from the University of Texas Health Science Center at San Antonio Joe R. and Teresa Lozano Long School of Medicine and completed his residency training at Christus Health System. Throughout his 42 years in practice, Dr. Mrnustik has developed expertise in comprehensive primary care for patients of all ages. He is fluent in both English and Spanish.

Dr. Mrnustik practices at Texas Health Family Care in Rowlett, Texas, where he provides complete family healthcare services. His clinical focus includes preventive care and early detection services, particularly breast cancer screening using advanced imaging techniques like digital breast tomosynthesis. He also performs specialized diagnostic procedures such as scintimammography to help identify potential health concerns. Patients rate Dr. Mrnustik 4.7 out of 5 stars for his …compassionate care and clinical expertise.