do drs drug test during yearly exam?*updated

i need to get my yearly & get more bc but i smoke weed & im nervous he'll test my piss or something? he knows i smoked weed before I got pregnant so thts why im nervous. do they test? if so do they have to report it if he knows i had a kid?? helppppppp. *** I am currently NOT pregnant, I want to get on the pill. im saying before I got pregnant with my daughter I smoked weed and my dr knows that. my kid is now 15 months old. my question is will they drug test me since he knows I used to smoke?