After Hours go to Emergency Room of your choice: O’Connor Hospital (408) 947-2666, El Camino Hospital (650) 940-7055, Regional Medical Center (408) 259-5000, Washington Medical Center (510) 791-3430. Alliance Occupational Medicine has three locations in Milpitas, Santa Clara, and San Jose that are open Monday through Friday from 7AM to 7PM for work-related injuries and physicals. The document provides addresses and contact information for the three Alliance Occupational Medicine locations as well as directions and nearby cross streets.