; (B) a critical access hospital (as defined in section 1861(mm) of such Act); (C) an ambulatory surgical center as described in section 1833(i)(1)(A) of such Act; or (D) a provider of services or supplier furnishing services at such hospital, critical access hospital, or ambulatory surgical center. (2) In-network health care provider The term in-network health care provider , with respect to a group health plan or health insurance coverage offered in the group market, means a health care provider that is within the health care provider network of the plan or coverage or is otherwise a participating provider of services or supplier with respect to such plan or coverage. (3) Out-of-network health care provider The term out-of-network health care provider , with respect to a group health plan or health insurance coverage offered in the group market, means a health care provider that is not within the health care provider network of the plan or coverage or is not otherwise a participating provider of services or supplier with respect to such plan or coverage. (b) Requirement for notice and consent (1) Notice A health care provider, in the case of an individual enrolled in a group health plan or health insurance coverage offered in the group market, who seeks to be furnished items or services or is to be furnished items or services by the provider, shall— (A) (i) provide to the individual (or to a representative of the individual), on the date on which the individual makes an appointment to be furnished such items or services, if applicable, and on the date on which the individual is furnished such items and services— (I) an oral explanation of the written notification described in subclause (II) and such documentation of the provision of such explanation, as the Secretary determines appropriate; and (II) a written notice specified by the Secretary through rulemaking that— (aa) contains the information required under paragraph (2); and (bb) is signed and dated by the individual