Health insurance; essential health benefits; preventive services. Requires a health carrier offering or providing a health benefit plan, including (i) catastrophic health insurance policies and policies that pay on a cost-incurred basis; (ii) association health plans; and (iii) plans provided by a multiple-employer welfare arrangement, to provide, as an essential health benefit, coverage that includes preventive care. The bill defines essential health benefits as those general categories and those items and services within such categories that are covered in accordance with regulations issued pursuant to the Patient Protection and Affordable Care Act in effect as of January 1, 2019.