63-year-old man bleeding from trachea in Atherton Heard on: San Mateo CA EMS Dispatch Group Calls 00:26 00:00 Medic 43, priority one at Atherton, (number withheld) Stevenson, (number withheld) Stevenson Lane in Atherton, across from Atherton Avenue. 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 Medic 43, priority one at Atherton, (number withheld) Stevenson, (number withheld) Stevenson Lane in Atherton, across from Atherton Avenue. 00:05 Priority one medic 23. 00:08 Medic 25 plus 92. 00:11 Medic 23 patient update? 00:16 PD's advising that the elevator isn't working, so you need to go to the backyard and take the stairs. 00:20 A gate code is in the call, and they're on scene with a 63-year-old male bleeding from his trachea. 5/11/2026 10:08 AM Medical Emergency Stevenson Ln, Atherton, CA 94027 View on map