Dr. Benny Ralph Mrnustik, MD

Dr. Benny Mrnustik is a family medicine physician who earned his medical degree from the University of Texas Health Science Center at San Antonio Joe R. and Teresa Lozano Long School of Medicine. He completed his residency training at Christus Health System, building a strong foundation in comprehensive primary care. With 42 years of medical experience, Dr. Mrnustik has developed extensive expertise in treating patients across all age groups and health conditions. He is fluent in both Spanish and English, allowing him to serve diverse patient populations effectively.

Dr. Mrnustik practices at Texas Health Family Care in Rowlett, Texas, where he provides comprehensive primary care services to families throughout the community. His clinical expertise includes managing respiratory conditions such as bronchitis and chronic obstructive pulmonary disease (COPD). He also performs specialized pain management procedures, including Botox injections for lower back pain and nerve blocks for …chronic pain relief. Patients have given Dr. Mrnustik an average rating of 4.7, reflecting their confidence in his compassionate care and clinical skills.