M63Remark Code (RARC)Deactivated
Effective 01/01/1997 · Stopped 01/31/2004

M63 Remark Code (Deactivated)

M63 is a retired remittance advice remark code. Payers stopped using it on 01/31/2004.

Seeing M63 on a Remittance?

  • M63 was retired effective 01/31/2004 and should not appear on new remittances.
  • Official retirement note: Consider using M86
  • If M63 appears on an old ERA you are reworking, interpret it per the remittance date, then follow the current code's guidance for any corrected claim.