Vital experienced a major incident on December 8, 2025 affecting Junction API (US), lasting 10h 25m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Dec 08, 2025, 12:42 AM UTC
PSC Appointment Scheduling API for Quest Diagnostics is experiencing an outage since Sunday December 7 7:08 PM ET. As a result, the following Junction API endpoints are impacted: - /v3/order/psc/appointment/availability - /v3/order/{orderid}/psc/appointment/book - /v3/order/{orderid}/psc/appointment/reschedule - /v3/order/{orderid}/psc/appointment/cancel - /v3/order/psc/appointment/cancellation-reasons - /v3/order/{orderid}/psc/appointment The issues are intermittent and you may observe 500 Internal Server Error responses. Our team has escalated this issue with Quest, and is monitoring the situation for a resolution. We will provide updates as they become available.
- resolved Dec 08, 2025, 11:07 AM UTC
Hi everyone, The earlier outage affecting the Quest Diagnostics Appointment Scheduling has resolved. The API has stablized and resume normal operation since December 7 9:30 PM Eastern Time. Thank you for your patience while we monitor the recovery and stability of upstream Quest API Appointment Scheduling services over the past few hours, and we’re sorry for any disruption this may have caused! Please let us know if you have any further issues. —The Junction Team