The 835 is where CARC and RARC codes appear. Reading it line by line rather than at claim level is the only way to see which specific drug or administration code was reduced.
The X12 transaction explaining what a payer paid, adjusted or denied on each claim line.
The 835 is where CARC and RARC codes appear. Reading it line by line rather than at claim level is the only way to see which specific drug or administration code was reduced.