The way you described the rash does sound like a bullseye rash
So it was a red dot in the middle and a red circle around it with your skin colour in between the dot and the red circle?
The bullseye rash isn't always the typical bulls eye
Take a look at these photos:
/www.verywell.com/gallery-of-lyme-disease-pictures-
4020365www.lymenet.org/picture4.shtmlI also recommend you get an Igenex Lyme WB done as Denikeef suggested.