(a) A member must obtain a covered outpatient drug from a network pharmacy provider contracted with the member's health care MCO, except at provided in §353.913 of this subchapter (relating to Managed Care Organization Requirements Concerning Out-of-network Outpatient Pharmacy Services).(b) A member may receive up to a 90-day supply of a covered outpatient drug.(c) A health care MCO cannot require a member to obtain a specialty drug or other covered outpatient drug from a mail-order pharmacy unless a mail-order pharmacy is the only available dispensing source for the drug. A health care MCO cannot charge the member for mail-order services, including the cost of the drug, fees, or other related services.