Due to the Christmas holiday (recognized on Wednesday, Dec. 25), Mayo Clinic Laboratories' specimen pickup and delivery schedules will be altered. To ensure specimen stability and prevent delays, follow the guidelines outlined below for domestic clients and international clients.

Guidelines for domestic clients

1. Clients with courier service

• No UPS shipments Dec. 24 - 25.
• All UPS shipments from Dec. 24 - 25 will be rerouted to FedEx or Delta by the Global Logistics Specialist.
• Clients will be notified by the courier if pick-up times are adjusted.

2. Clients that self-ship

• Do not ship UPS Dec. 24 - 25.
• If shipping via FedEx, please include additional frozen cool packs for refrigerated shipments and ensure there is sufficient dry ice to accommodate extended transit times.

3. All clients

• Delays at the originating shipping location on Monday, Dec. 23 could result in the earliest possible arrival at Mayo Clinic Laboratories on Thursday, Dec. 26.
• To avoid delays, we recommend holding all samples — especially refrigerated items — at your facility Dec. 24 - 25.
• Resume normal shipping Dec. 26.

Client shipping schedule (with courier service) 

Monday, Dec. 23

• Regular courier pickups
• Note: Any delays at the originating shipping location may lead to the earliest arrival to Mayo Clinic Laboratories on Thursday, Dec. 26. 

Tuesday, Dec. 24

• We recommend not shipping on this day to avoid delays.
• Normal courier pickups. Note:
  • Clients choosing to ship FedEx or Delta, expect delays.
  • Delivery for FedEx will be Dec. 26.
  • To cancel a pick-up call: 1- 800-533-1710.

Wednesday, Dec. 25

• No pickups

Thursday, Dec. 26

• Normal courier pickups

For questions, please contact Customer Service at 1-800-533-1710 and ask to be forwarded to the Global Logistics specialist or email requests to rstmclgl@mayo.edu.

Guidelines for international clients

To ensure the safety and stability of your samples, we strongly recommend the following guidelines for international shipments:

• Shipments with one-day transit time - do not ship on Tuesday, Dec. 24.
• Shipments with two or three-day transit – avoid shipping on Monday, Dec. 23.
• Shipments with three-day transit times - avoid shipping on Sunday, Dec. 22.
  • Note: These shipments may experience delays due to U.S. Customs and may not be delivered until Thursday, Dec. 26 or later. Please keep irretrievable samples stable until Thursday, Dec. 26.
• Normal carrier deliveries (UPS, FedEx, DHL) will resume on Thursday, Dec. 26. When creating shipments, be sure to select "Saturday Delivery" on your airway bill, following the standard shipping process.

Client shipping schedule

 Sunday, Dec. 22

• 1-day transit: OK to ship
• 2-day transit: OK to ship
• 3-day transit: Do not ship

Monday, Dec. 23

• 1-day transit: OK to ship; clients in Mexico should not ship.
• 2-day transit: Do not ship 
• 3-day transit: Do not ship 

 Tuesday, Dec. 24

• 1-day transit: Do not ship
• 2-day transit: OK to ship
• 3-day transit: OK to ship

 Wednesday, Dec. 25

• OK to ship

For questions and concerns, please send an email to RSTMMLTRANSINTL@mayo.edu or call Customer Service (24/7) at 1-855-379-3115. You may also reach out to your international regional service representative.