Breakdown (mechanical) of internal prosth dev/grft, subs

This code signifies a mechanical failure or malfunction of an internal prosthetic device, implant, or graft that is not specifically categorized elsewhere. This breakdown occurs after the initial treatment phase, indicating a follow-up or ongoing care encounter related to the device's failure.

Use this code when a patient presents for evaluation or management of a mechanical issue (e.g., fracture, loosening, displacement) with an internal medical device, implant, or graft that is not a joint prosthesis, cardiac device, or other specifically coded device. This applies to subsequent encounters after the initial procedure to implant the device.

• Ensure the documentation clearly states a mechanical breakdown, not an infection or other complication.
• Verify the encounter is subsequent to the initial placement of the device.
• Confirm the device type is "other specified" and not covered by a more specific T85.6x subcategory.