Accredo works closely with your doctor so that you receive the best possible care for your condition. Working with us is as easy as… 1…2…3! Simply call us at 866.591.9075 and we can reach out to your doctor to start the process, or you can have your doctor call us and fax us a prescription. If Medco is your PBM, you can refill your medications online at www.medco.com