When Do I Use Modifier -51? How Do I Use Medical Modifier 51? What is Modifier 51?

Highlights

Modifier -51, Multiple Procedures

This modifier is used when reporting multiple procedures performed by the
same physician on the same day. Do not use this modifier for "add-on" codes
(see appendix D of the CPT Code book). Do not use this modifier for codes
with "modifier -51 exempt" symbol (see appendix E of the CPT Code book).
Do not use this modifier with an E/M code. This modifier can only be used by
the same physician on the same day who performed the procedure.

Coding tip: List the highest reimbursable code (after the main procedure code)
based on the fee schedule.

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When and
How Do I Use
Modifier -51?

What is
Modifier -51
anyway?