When former Coast Guardsman Amanda Wolfe went to the emergency room because her appendix was about to burst in September 2016, she figured her insurance would cover the cost. She had two kinds of insurance — a private plan she paid for and her Veterans Affairs benefits. The emergency appendectomy went well and Wolfe made a speedy recovery. Her private insurance covered most of the more than $20,000 bill for her hospital stay. But six months later, the VA denied her claim for the roughly $2,500 that remained, putting her in an unexpected financial bind. She has been appealing ever...