Modifier 25
Using the modifier is a coding decision about the record. This page defines the modifier. It does not say to append it.
Source: CMS Medicare Claims Processing Manual, evaluation and management modifiers. Page read October 14, 2026.
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Definition · Codes and claim data
Modifier 25
Modifier 25 reports a significant, separately identifiable evaluation and management service by the same physician on the same day as a procedure or other service. It is a CPT modifier. This site does not publish the CPT descriptor text. It is not an HCPCS Level II modifier. Level II modifiers are at /hcpcs/modifiers.
Questions
Modifier 25, answered
Is modifier 25 in the Level II file?
No. Numeric modifiers in that range are CPT. The Level II file on this site starts with a letter.