Help with bf health probs

So my bf of 7 yrs has been having a pain in his chest for the last yr he says I don’t remember him having this prob that long but he always says he’s having a heart attack and I take him to the ER and they say he looks fine but like tonight hes literally in the other room crying bc his chest hurts but he doesn’t have insurance and we’re 22 so this sounds dumb but can you go to a drs office with out insurance or? How does this work or any ideas of what it might be I think it’s anxiety but he says that it’s not