CPT Modifier 51

Multiple procedures performed same date of service by the same provider.


  • Refer to the "Mult Surg" indicator in the Medicare Physician Fee Schedule database (MPFSDB) to determine if CPT modifier 51 is applicable to a particular procedure code
  • Note: We strongly recommend that you do not submit this modifier to Palmetto GBA. The MCS Standard Claim Processing System will automatically append this modifier to indicate when special pricing rules have been used to calculate the reimbursement, as described below.
  • This modifier may not be submitted with designated 'add-on' codes.


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Provider Contact Center: 855-696-0705

TDD: 866-830-3188

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