Mayo Clinic is a nonprofit worldwide leader in medical care, research and education for people from all walks of life. Doctors from every medical specialty work together to care for patients, joined by common systems and a philosophy of "the needs of the patient come first." Our headquarters are located in Rochester, MN while we have campuses in Jacksonville, FL and Arizona. Learn more about Mayo Clinic's rich history, our locations and more at http://www.mayoclinic.org/about/ Get a detailed list of all our phone numbers at http://www.mayoclinic.org/contact/ Looking to connect with others facing similar health issues? Check out the new and improved Mayo Clinic Connect -- an online community where you can share your experiences, ask questions and find support from people like you.