Roshal Imaging Services, Inc. is one of the leading providers of on-site and portable diagnostic Vascular and General body (OB/Gyn) ultrasound services to Freestanding ER's, HOPD's, Hospitals and Physician's offices in Houston, Beaumont, Dallas/Fort worth, Austin and San Antonio Metro locations. Our technologists are RDMS and/or RVT certified and meet JCAHO credentialing standards.