Unresponsive man in cardiac arrest at dialysis center Heard on: Contra Costa CA Fire Dispatch Group Calls 00:11 00:00 Engine ten, medic four, response code three, 400 North Wiggatt Lane at the dialysis center across from Mitchell Drive. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Engine ten, medic four, response code three, 400 North Wiggatt Lane at the dialysis center across from Mitchell Drive. 00:08 Fifty-five-year-old male, unresponsive cardiac arrest. 8/17/2026 04:07 PM Medical Emergency N Wiget Ln, Walnut Creek, CA 94598 View on map