Well since you did not have an oral swab it is possible that you had it orally also, but as said above it is difficult to pass it orally.
it was a vaginal swab test
The short answer is YES, but its not that easy to get via oral sex.
(STDs) from insertive oral sex. The more common ones include gonorrhea, chlamydia, and non-gonococcal urethritis (NGU). These usually can be treated easily with antibiotics. You may also get syphilis (which usually can be treated easily with antibiotics (if identified early enough) and herpes (which can’t be cured but can be treated).
Well did you just have a urine or vaginal swab gonorrhea test? Or did you have a throat swab done also?