AMA CPT® Assistant - 2021 Issue 2 (February)
Coding Correction: Reporting Patellofemoral Arthroplasty With Trochlear Resurfacing (February 2021)
February 2021 page 12 Coding Correction: Reporting Patellofemoral Arthroplasty With Trochlear Resurfacing In a question under the heading, “Surgery: Musculoskeletal System,” in the Frequently Asked Questions (FAQs) section on page 8 of the June 2016 issue of CPT® Assistant, the answer incorrectly stated that it is appropriate to report code 27442 for patellofemoral arthroplasty and unlisted code 27599 may be reported for trochlear resurfacing (see original FAQ below). Upon further analysis by relevant specialty societies, it was determined this recommendation was incorrect; instead, it would be appropriate to report unlisted code 27599, Unlisted procedure, femur or knee, for...
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Article Overview
This article summarizes a CPT Assistant correction from the musculoskeletal surgery FAQs that revisits reporting for patellofemoral arthroplasty with trochlear resurfacing. It explains the revised interpretation, the relevant CPT context, and why the correction matters for coders, billers, and specialty practices handling knee arthroplasty claims.
Why This Topic Matters
It helps coding professionals understand that a prior FAQ answer was corrected and that the revised guidance affects how this knee arthroplasty scenario is represented in CPT-based reporting.
Article Sections
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Coding Correction: Reporting Patellofemoral Arthroplasty With Trochlear Resurfacing
Introduces the correction notice and identifies the clinical coding topic addressed in the article.
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Original FAQ from June 2016
Presents the earlier CPT Assistant question-and-answer context from the musculoskeletal surgery FAQ section, along with the coding issue that prompted the correction.
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The revised answer for the FAQ is as follows
Provides the updated FAQ context and explains the broader CPT discussion surrounding the revised guidance.
What You Will Learn
- How a CPT Assistant correction changes the interpretation of a musculoskeletal FAQ topic
- What general types of CPT guidance are discussed for patellofemoral arthroplasty cases
- Why unlisted procedure reporting is part of the corrected discussion
- How specialty-society review influenced the updated article content
Who Should Read This
- Medical coders
- Coding auditors
- Orthopedic surgery billing staff
- Compliance teams
- Practice managers
Codes Discussed
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