Congratulations on your pregnancy. Yes, it's possible you're much further along than 12 weeks. It sounds like you've solved the insurance problem?
This is the time to figure out transportation problems, and other issues that are impediments. It sounds like you've got some real challenges - can you call the clinic and ask for referrals to people who can help?
Hi. It's hard to say. Can you track at all when you had unprotected sex? Are you going to have an ultrasound soon? I had one at 20 weeks. When is your next appointment? I'd talk about your concerns then. Try to get regular prenatal care.