; and (2) as soon as practicable and not later than 2 business days after an enrollee requests such information, the contact information for any ancillary providers for a scheduled health care service. (b) Insurer disclosures A group health plan or a health insurance issuer offering group or individual health insurance coverage shall provide an enrollee in the plan or coverage with a good faith estimate of the enrollee's cost-sharing (including deductibles, copayments, and coinsurance) for which the enrollee would be responsible for paying with respect to a specific health care service (including any service that is reasonably expected to be provided in conjunction with such specific service), as soon as practicable and not later than 2 business days after receiving a request for such information by an enrollee. (c) Enforcement (1) In general Subject to paragraph (2), a health care provider that violates a requirement under subsection (a) shall be subject to a civil monetary penalty of not more than $10,000 for each act constituting such violation. (2) Procedure The provisions of section 1128A of the Social Security Act, other than subsections (a) and (b) and the first sentence of subsection (c)(1) of such section, shall apply to civil money penalties under this subsection in the same manner as such provisions apply to a penalty or proceeding under section 1128A of the Social Security Act. . (b) Effective date Section 2729G of the Public Health Service Act, as added by subsection (a), shall apply with respect to plan years beginning on or after January 1, 2021. 310. Strengthening parity in mental health and substance use disorder benefits Section 2726 of the Public Health Service Act ( 42 U.S.C. 300gg–26 ) is amended— (1) in subsection (a), by adding at the end the following: (8) Compliance requirements (A) Nonquantitative treatment limitation (nqtl) requirements In the case of a group health plan or a health insurance issuer offering group or individual health insurance coverage that provides both medical and