CHIP Extension and Improvement Act of 2015

[AI summary unavailable — showing source text] CHIP Extension and Improvement Act of 2015 Revises and extends through FY2019 at generally increased levels the program under title XXI (State Children's Health Insurance) (CHIP) of the Social Security Act (SSAct), and adjusts CHIP allotment requirements accordingly, including the rebasing and growth factor update rules for computing state allotments. Makes appropriations for certain allotments. Directs the Secretary of Health and Human Services to make payments to shortfall states from the Child Enrollment Contingency Fund in each of FY2016-FY2019. Amends the Internal Revenue Code, with respect to minimum essential coverage for a targeted pregnant low-income woman under CHIP, to exclude from such coverage, at a woman's option, pregnancy-related assistance. Directs the Secretary to issue regulations to ensure continuity of care for children who: (1) are undergoing an active course of treatment; and (2) involuntarily change coverage under health insurance, the state plan under Medicaid (SSAct title XIX), or the state child health plan under CHIP during such course of treatment for any reason. Amends SSAct title XIX to allow a state Medicaid plan to provide that an adult determined e…