Objetive: This study aims to evaluating whether health insurance status determines access to biopsy for diagnose of breast cancer among women in Colombia. Materials and methods: A retrospective follow-up study was carried out in women on treatment for breast cancer, selected from public and private institutions in six cities. A survey to collect information about health insurance status and economic, geographic, organizational and administrative barriers that might constrain access to diagnosis by biopsy was applied. To evaluate equity
