Y84 – Other medical procedures as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedure
ICD-10-CM 2027 diagnosis code · Surgical and other medical procedures as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedure
- Code
Y84(claims format:Y84)- Description
- Other medical procedures as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedure
- Short description
- Oth medical procedures cause abn react/compl, w/o misadvnt
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 20. External causes of morbidity (V00-Y99)
- Block
- Y83-Y84 Surgical and other medical procedures as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedure
Billable codes under Y84
Y84 is a header code and cannot be used on claims. Choose the most specific code:
- Y84.0 – Cardiac catheterization as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedureBillable
- Y84.1 – Kidney dialysis as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedureBillable
- Y84.2 – Radiological procedure and radiotherapy as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedureBillable
- Y84.3 – Shock therapy as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedureBillable
- Y84.4 – Aspiration of fluid as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedureBillable
- Y84.5 – Insertion of gastric or duodenal sound as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedureBillable
- Y84.6 – Urinary catheterization as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedureBillable
- Y84.7 – Blood-sampling as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedureBillable
- Y84.8 – Other medical procedures as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedureBillable
- Y84.9 – Medical procedure, unspecified as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedureBillable
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Block Y83-Y84
Frequently asked questions
What is ICD-10 code Y84?
Y84 is the ICD-10-CM code for other medical procedures as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedure, in the block Y83-Y84 (Surgical and other medical procedures as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedure).
Is Y84 a billable code?
No. Y84 is a header code with more specific child codes; report one of the billable codes listed above.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.