Mae gan gyn-filwyr yr hawl i gael eu blaenoriaethu o ran cael mynediad at driniaeth y GIG am unrhyw gyflyrau sy'n ganlyniad i'w gwasanaeth milwrol. Mae hynny’n cynnwys milwyr rheolaidd, milwyr wrth gefn, ynghyd â'r rheini sydd wedi gwneud gwasanaeth cenedlaethol.
Veterans are entitled to receive priority access to NHS treatment for any conditions which are a result of their time in military service, including Regulars, Reservists and those who did National Service.