Maternal health advocates said the bill — originally pitched as a one-year extension — could reduce the state’s maternal mortality rate and offer vital help to mothers grappling with conditions like postpartum depression or health complications in the months after giving birth.

Her medical insurance at the time was provided by the Texas Children’s Health Insurance Program, known as CHIP, which provides health care to adolescents whose families are low-income but make too much to qualify for Medicaid. CHIP provided coverage for her medicine, doctors appointments and other medical needs but unlike Medicaid, it typically does not cover the cost of birth control — something that Johnson needed to regulate her menstrual cycle.