Request an appointment Print Mayo Clinic works with hundreds of insurance companies and is an in-network provider for millions of people. In most cases, Mayo Clinic doesn't require a physician referral. Some insurers require referrals, or may have additional requirements for certain medical care. All appointments are prioritized on the basis of medical need. U.S. patients Online requests Request an appointment at Mayo Clinic Telephone requests Mayo Clinic's campus in Phoenix/Scottsdale, Arizona 800-344-6296 (toll-free) 8 a.m. to 5 p.m. Mountain time Monday through Friday Mayo Clinic's campus in Jacksonville, Florida 904-956-3309 8 a.m. to 5 p.m. Eastern time Monday through Friday Mayo Clinic's campus in Rochester, Minnesota 800-422-6296 (toll-free) 8 a.m. to 5 p.m. Central time Monday through Friday Referrals Refer a patient by phone Refer a patient online Oct. 26, 2024 Print Share on: FacebookTwitter International patients International patients can request an appointment at any Mayo Clinic location. Appointment requests for international patients ORG-20193490 Medical Departments & Centers Heart Transplant Program