and hand-genital contact probably never transmits HIV, even when genital fluids are used for lubrication. Finally,
HIV is rare in commercial sex workers in most of the US, and that inludes
Seattle -- so it is very unlikely your partner had HIV.
From a risk assessment standpoint, you do not need to be tested for HIV. (If I were in your situation, I would not get tested and I would continue unprotected sex with my wife, without fear of infecting her.