Exp	Worked on various EDI X12 claims like 837 I, P & D, 834, 835, 270/271, 276/277, 278, 999. Worked on paper claims, various proprietary formats, pharmacy claims, NCPDP format, i36, T54/T42 format. Performed claims data mapping like proprietary claims to 837 claims, EDI claim structure and troubleshooting.