FreeClaims is a web-based medical claims clearinghouse. FreeClaims receives HCFA-1500 claims electronically from anyone who bills via HCFA-1500 forms. FreeClaims accepts several different file formats from any type of billing systems. Among them is the print image format, National Standard Format, WebMD Envoy/NEIC MCDS format, ANSI X12 format or any other format that may need a custom translation.