About Us

• Roberto Diaz, MD, is an internal medicine specialist and founder of Roberto F. Diaz, M.D. & Associates, located in Corpus Christi, Texas. At his practice, Dr. Diaz provides safe and compassionate medical care to all his patients to ensure they are comfortable and receive the best care available.  In 1990, Dr. Diaz graduated summa cum laude at the Higher University of San Andrés in La Paz, Bolivia. He trained in internal medicine at the University of Illinois Chicago in Illinois. After practicing for 10 years, Dr. Diaz decided to open up his own practice in Texas.  At Roberto F. Diaz, M.D. & Associates, Dr. Diaz offers a wide selection of primary care services. He also performs safe, cosmetic procedures to improve a person’s appearance and enhance their self-esteem. From Botox®, Juvéderm®, and body contouring to obstructive sleep apnea (OSA) treatment and chronic disease management, Dr. Diaz and his team can help you look and feel your best. Dr. Diaz respects the patient's opinions, suggestions, and listens carefully to their complaints. He believes in a holistic approach to medical issues with an emphasis on prevention and early detection of medical conditions. He is dedicated to treating his patients with the most advanced technology available. Dr. Diaz has invested in innovative devices, such as i-Lipo™, which can reduce unwanted pockets of fat without surgery or incisions. Dr. Diaz also offers comfortable, effective laser hair removal treatments with the MediDiode laser. Dr. Diaz creates an elaborate, tailored plan for each patient based on their specific needs. He then discusses and informs patients of any implications, alternatives, and consequences of every treatment.  He is affiliated with several medical facilities, including CHRISTUS Spohn Hospital Alice and CHRISTUS Spohn Hospital Corpus Christi - Shoreline. Dr. Diaz is currently accepting new patients and offers telehealth appointments.