ABT Associates is implementing the Private Health Sector Program (PHSP), a five year project funded by the President’s Emergency Plan for AIDS Relief (PEPFAR) and USAID. Apposit implemented CIPO (Communications for Improving PMTCT Outcomes) with the objective to develop a patient tracking communications system that will ensure HIV positive pregnant women are followed for pre and postnatal care and provided with the necessary HIV care and treatment services. This system supports an SMS communication platform at the private health facilities that is used to establish efficient communication with health extension professionals (including their supervisors) and staff at referral sites.