Notice: New outgoing Mayo Lab Inquiry caller ID
Mayo Clinic Laboratories’ call center has a new outgoing caller ID number for any follow up client communications. This new phone number is now 507-738-6296. Please update any caller IDs or notifications to reflect this change.
Please note that our contact phone number has not changed, and you can still reach us around the clock at 800-533-1710 or 507-266-5700.