Code a conversion when hip or knee prosthesis has been removed

Why This Topic Matters

Correctly classifying these orthopedic procedures affects code selection, modifier use, and how staged care is reported. The article also highlights that the issue was addressed through AMA/CPT guidance and related AAOS and AOA references, making it important for practices that code joint replacement and prosthesis removal cases.

Article Sections

1. Hip and knee conversion guidance

   Introduces the coding question involving prior prosthesis removal, temporary spacer placement, and later joint replacement. Summarizes the general guidance discussed for hip and knee cases.

2. Revision versus conversion coding

   Discusses the distinction between revision, replacement, and conversion approaches in the context of staged orthopedic care. References AMA panel input and related professional guidance sources.

3. Conversion as a staged procedure

   Covers how staged timing and prior removal affect reporting of the later procedure. Includes discussion of global period considerations and modifier use in a staged setting.

4. RVU and fee comparison

   Presents a comparison table of relative values and fees for several hip and knee procedure codes. The table is used to contrast the procedures discussed in the article.