The POS option applies under TRICARE Prime
only. It gives TRICARE Prime enrollees the freedom to obtain services
from any civilian provider. Under the POS option, when TRICARE Prime enrollees
self-refer to a civilian authorized provider other than their Primary
Care Manager (PCM) or for dates of service on or after January 1,
2018, all requirements applicable to health benefits under the CHAMPUS
Basic Program (
32 CFR 199.4)
shall apply, unless otherwise stated in this section.