(1) In general.--The Secretary shall adopt standards for transactions, and data elements for such transactions, to enable health information to be exchanged electronically, that are appropriate for-- ``(A) the financial and administrative transactions described in paragraph (2); and ``(B) other financial and administrative transactions determined appropriate by the Secretary, consistent with the goals of improving the operation of the health care system and reducing administrative costs. ``(2) Transactions.--The transactions referred to in paragraph (1)(A) are transactions with respect to the following: ``(A) Health claims or equivalent encounter information. ``(B) Health claims attachments. ``(C) Enrollment and disenrollment in a health plan. ``(D) Eligibility for a health plan. ``(E) Health care payment and remittance advice. ``(F) Health plan premium payments. ``(G) First report of injury. ``(H) Health claim status. ``(I) Referral certification and authorization.
This is the "standards for transactions" part of HIPAA. This gives HHS/CMS the right to dictate FHIR or X12, for different transactions.