Maternal & Child Health Access is improving LA's well-being through support, advocacy, and healthcare transformation. Vision: A healthier California for all! Maternal and Child Health Access (MCHA) improves the health of low-income women and families through advocacy, education, training and direct services. MCHA provides information, support, and technical assistance to health and social service organizations, assists individual women to achieve healthy pregnancies and obtain quality health care for themselves and their children, and educates policymakers and the general public to improve the health and social services systems for all low income women and families and to benefit the entire community.