No cost sharing for items or services furnished to Indians through Indian health programs

No enrollment fee, premium, or similar charge, and no deduction, copayment, cost sharing, or similar charge shall be imposed against an Indian who is furnished an item or service directly by the Indian Health Service, an Indian Tribe, Tribal Organization, or Urban Indian Organization or through referral under contract health services for which payment may be made under this subchapter.

Payment due under this subchapter to the Indian Health Service, an Indian Tribe, Tribal Organization, or Urban Indian Organization, or a health care provider through referral under contract health services for the furnishing of an item or service to an Indian who is eligible for assistance under such subchapter, may not be reduced by the amount of any enrollment fee, premium, or similar charge, or any deduction, copayment, cost sharing, or similar charge that would be due from the Indian but for the operation of subparagraph (A).