Phone: 830-990-1404Toll-Free: 844-362-7426Address506 West Windcrest Street Fredericksburg, TXProvidersOncologyAlyssa G. Rieber, MDHematologyAlyssa G. Rieber, MDRheumatologyMichael Abel, MDPulmonologyDure Fernandez, MDSleep DisordersDure Fernandez, MDVascularJoseph F. Vinas, MD, FACSAndrew N. Bowser, MD, FACSColonoscopyGregory D. Andreassian, MDBreast CenterGregory D. Andreassian, MDGeneral SurgeryGregory D. Andreassian, MDGeneral SurgeryGregory D. Andreassian, MD