Is T84.099 a billable code?
No. T84.099 is a header code that groups 3 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
T84.099: Other mechanical complication of unspecified internal joint prosthesis
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
T84.099 groups related diagnoses under other mechanical complication of unspecified internal joint prosthesis. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under T84.099
- T84.099AOther mechanical complication of unspecified internal joint prosthesis, initial encounter
- T84.099DOther mechanical complication of unspecified internal joint prosthesis, subsequent encounter
- T84.099SOther mechanical complication of unspecified internal joint prosthesis, sequela
Other codes in T84.09 Other mechanical complication of internal joint prosthesis
- T84.090Other mechanical complication of internal right hip prosthesisheader
- T84.091Other mechanical complication of internal left hip prosthesisheader
- T84.092Other mechanical complication of internal right knee prosthesisheader
- T84.093Other mechanical complication of internal left knee prosthesisheader
- T84.098Other mechanical complication of other internal joint prosthesisheader
T84.099 questions
What does T84.099 mean?
T84.099 is the ICD-10-CM code for Other mechanical complication of unspecified internal joint prosthesis. It is in chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.