(a) Standard. The standard unique health plan identifier is the Health Plan Identifier (HPID) that is assigned by the Enumeration System identified in § 162.508.
(b) Required and permitted uses for the HPID.
(1) The HPID must be used as specified in § 162.510 and § 162.512.
(2) The HPID may be used for any other lawful purpose.
