▁uncle ▁G over t ▁B id lo o ▁was ▁the ▁personal ▁phys ician ▁of ▁King ▁William ▁III ▁of ▁England . ▁In ▁ 1 6 9 0 ▁he ▁confirmed ▁his ▁belief ▁and ▁became ▁a ▁member ▁of ▁the ▁M enn on ites ▁in ▁Amsterdam . ▁B id lo o ▁studied ▁medicine ▁at ▁Le iden ▁University , ▁where ▁his ▁uncle ▁G over t ▁was ▁a ▁professor , ▁and ▁in ▁January ▁ 1 6 9 7 ▁received ▁a ▁doctor ate ▁in ▁the ▁medical ▁sciences . ▁In ▁ 1 7 0 1 ▁the ▁ 2 7 - year - old ▁Nicola as ▁ ▁married ▁Cl as ina ▁Cla es ▁in ▁Amsterdam . ▁ ▁Personal ▁phys ician ▁of ▁Peter ▁the ▁Great ▁▁ ▁In ▁ 1 7 0 2 , ▁B id lo o ▁signed ▁a ▁contract ▁with ▁the ▁Russian ▁amb assador ▁to ▁serve ▁as ▁Ts ar ▁Peter ▁the ▁Great ' s ▁personal ▁phys ician ▁for ▁a ▁period ▁of ▁six ▁years , ▁at ▁an ▁annual ▁sal ary ▁of ▁ 2 5 0 0 ▁Dutch ▁gu ild ers ▁( an ▁extra ordin arily ▁high ▁pay ▁for ▁a ▁phys ician ▁at ▁that ▁time ). ▁He ▁arrived ▁in ▁Russia ▁with ▁his ▁family ▁in ▁June ▁ 1 7 0 3 . ▁As ▁the ▁ts ar ' s ▁personal ▁phys ician , ▁B id lo o ▁accompanied ▁Peter ▁the ▁Great ▁on ▁his ▁travel s , ▁but ▁found ▁himself ▁with ▁very ▁little ▁to ▁do , ▁as ▁the ▁ts ar ▁was ▁in ▁excellent ▁health . ▁ ▁As ▁part ▁of ▁this ▁efforts ▁to ▁modern ize ▁Russia , ▁Peter