Costs and insurance 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. Learn more about appointments at Mayo Clinic. Please contact your insurance company to verify medical coverage and to obtain any needed authorization prior to your visit. Often, your insurer's customer service number is printed on the back of your insurance card. More information about billing and insurance: Mayo Clinic in Arizona, Florida and Minnesota Mayo Clinic Health System Request an appointment Clinical trialsReferrals June 17, 2025 Print Share on: FacebookTwitter Early-Onset Colorectal Cancer GroupSectionsOverviewTests & proceduresConditions treatedDoctorsSpecialty groupsExpertise & rankingsResearchClinical trialsCosts & insuranceReferrals SectionsRequest an AppointmentOverviewTests & proceduresConditions treatedDoctorsSpecialty groupsExpertise & rankingsResearchClinical trialsCosts & insuranceReferrals ORG-20584173 Medical Departments & Centers Early-Onset Colorectal Cancer Group