AMA CPT® Assistant - 1999 Issue 1 (January)
Modifiers -59, -25 (Q&A) (January 1999)
January 1999 page 10b Coding Consultation Modifiers -59, -25 (Q&A) Question Please explain the difference between modifiers -59 and -25. Is modifier -59 intended to be appended to evaluation and management codes? AMA Comment Modifier -59 is intended to be used to indicate that a procedure or service is distinct or independent from other services or procedures performed on the same day. This modifier is used to identify procedures/services that are not normally reported together, but are appropriate under the circumstances, and not intended to be appended to evaluation and management (E/M) codes. Rather, modifier -59 is appended...
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Article Overview
This brief AMA/CPT Assistant Q&A article addresses two commonly discussed CPT modifiers and clarifies their general roles in same-day reporting scenarios. It is relevant for coders, billers, auditors, and clinicians who need a quick understanding of modifier usage in CPT-based claims review.
Why This Topic Matters
Accurate modifier reporting can affect claim acceptance, coding compliance, and payer interpretation of services billed on the same date.
What You Will Learn
- How the article distinguishes the general purpose of two CPT modifiers
- How the discussion frames same-day reporting of procedures and evaluation and management services
- Why this Q&A may be useful for CPT coding review and compliance awareness
- The type of modifier guidance provided in an AMA coding consultation format
Who Should Read This
- Medical coders
- Coding auditors
- Billing staff
- Physicians and clinical documentation staff
- Compliance teams
Modifiers Discussed
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