Jefferson Chamber of Commerce MHM Urgent Care and Occupational Medicine Westbank Share: Physicians / Surgeons MHM Urgent Care and Occupational Medicine Westbank Visit Website 1625 Barataria Blvd. Marrero, LA 70072 504-309-5015 MHM Urgent Care and Occupational Medicine Westbank Hours: Mon-Fri 8am-8pm Sat-Sun 9am-5pm About Map About Walk-in care for injury and illness. The first Joint Commission Accredited Urgent Care Centers in Louisiana. On-site Lab and X-Ray. No appointments needed. Open 7 days a week, including late evening. What's Nearby? Distance: 5 10 15 20 25 50 mi.