TDD/TTY services are available for patients that have hearing and/or speech impairments at (810) 424-2471. Ascension Genesys Ambulatory Imaging: Ascension Genesys Ambulatory Imaging 600 Health Park Blvd, Suite B Grand Blanc, MI 48439 Phone (810) 606-1601 Fax (810) 606-1610 Monday - Friday: 7:30 AM - 5 PM Map with Google Map with Bing.