health care in california health care in california this article summarizes healthcare in california. further information: health care in the united states california state department of health care services the california department of health manages state government projects in california. health insurance as of 2018, most of the insured in california were in plans regulated by the california department of managed health care (dmhc) with about 60% regulated by either dmhc or the california department of insurance (cdi). this dual regulation arose due for historical reasons, and when the dmhc was created in 2000, the california legislature requested a report on merging the health insurer responsibilities with the cdi. dual regulation has also raised questions around the applicability of premium tax to the dhmc-regulated entities, which have historically not paid premium taxes while cdi-regulated entities have. value-based pay for performance managed care plans where providers take on risk have arisen, and in 2019 the dhmc announced plans to regulate these "risk-bearing entities". medi-cal as of 2018, about one-third of california was covered by medi-cal, which is california's medicaid program. it is administered by the california department of health care services, which operates it in accordance with california's medicaid state plan and title xix of the social security act. private markets as of 2015, about 14.1 million people were insured privately, including in self-funded plans; 1.3 million were in plans regulated by the cdi and 12.7 million were in plans regulated by the dhmc. kaiser permanente had about 50% of the market, followed by blue shield of california, anthem blue cross, and health net (a subsidiary of centene). l.a. care was among the top six in 2015, and the largest county-based insurer. as of 2017, unitedhealthcare was sixth-largest. marketplace covered california is the health insurance marketplace. kaiser permanente and blue shield of california had about two-thirds of the market share as of 2018. in 2017 anthem stopped selling on the exchange. healthcare by region los angeles los angeles offers all available health care services. notable health systems or hospitals in the region include los angeles county department of health services, kaiser permanente, ucla health, cedars-sinai, verity health, providence health, uci medical center, and keck hospital of usc. san francisco bay area