I face problem of intrusive thoughts.

I face problem of intrusive thoughts like whtever i saw in my life image of those things keep come in my.mind like i saw some person on a road afte tht i watch hindi movie scene thoughts keep comng like tht road person doing tht movie scene i double check things i feel impatience doctor told me i have ocd i am confused because i also talk myself in my heart when i hear songs i start create stories in my mind and i also hear some voice some time i mean once in a week i feared i forget also things when use social mrdia sometime thoughts keep coming wether it was created by me or someone else why this all problem happening with me especially talking myself creating stores which disorder i am exactly facing