Home Services For Providers For Customers About Us Staff Links 2020 Strategic Plan Culturally Competency and Diversity Plan 2017 Corporate Compliance Program Exposure Control Plan Accessibility Plan 2020 Contact Us Our normal business hours are Monday, Tuesday, Thursday, Friday: 8am – 5pm Wednesday 8am-9pm Weekends by Appointment Only (269) 467-1000 or (800) 622-3967 More Info All deaf or hard-of-hearing persons, please contact us using the Michigan Relay Center (MRC) Dial 7-1-1 or 1800-649-3777 and give (tell) MRC the number you are trying to reach.