(19) Medically necessary food and vitamins for digestive and inherited metabolic disorders. (20) Nursing facilities. (21) Orthotic and prosthetics devices. (22) Oxygen. (23) Acupuncture. (24) Telehealth. (25) Services otherwise included under the maternal, infant, and early childhood home visiting program under section 511 of the Social Security Act, as of the date of the enactment of this title. (26) Any additional benefit or service not included in this section that is covered by any State plan (or waiver of such State plan) under title XIX on the date of the enactment of this title. (b) Updates Benefits covered under Medicare for America shall be updated in accordance with the National Coverage Determination process that had, as of the date before the date of the enactment of this title, applied with respect to benefits covered under title XVIII. (c) Prohibition against duplicating coverage (1) In general It is unlawful for a private health insurer (other than an insurer with respect to a Medicare Advantage for America plan under part C of this title or qualified employer-based coverage) to sell health insurance coverage that duplicates the benefits provided under Medicare for America under this part. (2) Construction Nothing in paragraph (1) shall be construed as prohibiting the sale of health insurance coverage for any additional benefits not covered by this part, insofar as the coverage satisfies the conditions of paragraph (3). (3) Application of protections For purposes of paragraph (2), health insurance coverage for any additional benefits must satisfy the following conditions: (A) The provisions of section 2718 of the Public Health Service Act, relating to a medical loss ratio. (B) The provisions of section 2702 of the Public Health Service Act, relating to guaranteed issue. (C) The provisions of section 2701 of the Public Health Service Act, relating to community rating. (D) The provisions of section 2704 of the Public Health Service Act, relating to the ban on pre-existing conditions exclusions. (d)