Contact Us 5 Star Dental Group Dr. Gilberto Tostado 400 North Loop 1604 E #315 San Antonio, TX 78232 Office Hours Monday 8 AM – 5 PM Tuesday 8 AM – 5 PM Wednesday 9 AM – 5 PM Thursday 8 AM – 5 PM Friday 8 AM – 12 PM Phone Number (210) 494-3511