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 Central Appointment Office 800-446-2279 (toll-free) 8 a.m. to 5 p.m. Mountain time Monday through Friday Mayo Clinic's campus in Jacksonville, Florida Ask your primary care provider to contact Mayo Clinic to schedule an appointment. Mayo Clinic's campus in Rochester, Minnesota Nicotine Dependence Center 507-266-1930 (toll-free) 800-344-5984 (toll-free) 7 a.m. to 5 p.m. Central time, Monday through Friday Residential Treatment Program appointments 507-266-9392 800-344-5984 (toll-free) 7 a.m. to 5 p.m. Central time, Monday through Friday Register Nicotine Research Program 800-848-7853 (toll-free) Fax: 507-266-7900 Email: ndc-rst@mayo.edu Nicotine Dependence Center Education Program Feb. 17, 2021 Print Share on: FacebookTwitter International patients International patients can request an appointment at any Mayo Clinic location. Appointment requests for international patients ORG-20457516 Departments & Centers Medical Departments & Centers Nicotine Dependence Center