Gaining to much weight?

Okay so first off im a thick girl, big hips and a big butt, but by all means i do not look over weight! Pre pregnancy I weighed 194 which i had No Idea since the last time i went to the doctors i was 150 (needless to say transition to an office job did me no good lol) anyways, i weighed in at 198 at my 22weeks check up and she said im gaining way to much weight? 4 pounds in 22 weeks really???