Welcome to Memorial Medical Clinic - Main Campus Location 1016 N. Virginia Street Port Lavaca, TX Phone (361) 552-0325 Hours Monday - Friday: 7:00 a.m. - 5:00 p.m. Saturday: 8:00 a.m. - 12:00 p.m. Walk-in appointments are always welcomed! Call (361) 552-0325 for more information. Memorial Medical Clinic has been providing family - centered medical care to Calhoun County since January 2013 ....