and Medicaid participating providers A health care provider that is a participating provider of services or supplier under the Medicare program under title XVIII of the Social Security Act or under a State Medicaid plan under title XIX of such Act is a participating provider in the public health insurance option unless the health care provider opts out of participating in the public health insurance option through a process established by the Secretary. (B) Additional providers The Secretary shall establish a process to allow health care providers not described in subparagraph (A) to become participating providers in the public health insurance option. . (b) Conforming amendments (1) Treatment as a qualified health plan Section 1301(a)(2) of the Patient Protection and Affordable Care Act ( 42 U.S.C. 18021(a)(2) ) is amended— (A) in the paragraph heading, by inserting , the public health insurance option, before and