How MedWise Insurance Advocacy Works for You MedWise Billing Our firm is devoted to helping our clients—insured individuals and elder law and personal injury attorneys—navigate the complicated and costly world of medical insurance. Our medical bill advocates help ensure that all medical insurance claims are processed and paid correctly. MedWise Insurance Advocacy delivers these financial solutions by providing patients and their families as well as attorneys with an experienced insurance liaison to sort through and resolve their mounds of medical bills, medical lien claims, insurance per-authorizations, denied medical claims, medical letters of appeal, understanding explanation of benefits and advocate for patients or legal clients regarding any medical insurance issues that arise or require expert attention.