; applicable individual defined In this section: (1) Applicable health care items and services The term applicable health care items and services means, with respect to an applicable individual, any health care items and services that are medically necessary or appropriate for the maintenance of health or for the diagnosis, treatment, or rehabilitation of a health condition of the applicable individual, including— (A) any testing services and treatments for COVID–19 or related complications, including vaccines, diagnostic tests, drugs and biologicals, and therapies