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 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
Y84.2(claims format:Y842)- Description
- 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 procedure
- Short description
- Radiolog proc/radiothrpy cause abn react/compl, w/o misadvnt
- Billable
- Yes – valid for HIPAA-covered transactions
- 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
- Parent codes
- Y84
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Block Y83-Y84
Related codes in Y84
- 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
- Y84.3 – 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
Frequently asked questions
What is ICD-10 code Y84.2?
Y84.2 is the ICD-10-CM code for 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 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 Y84.2 a billable code?
Yes. Y84.2 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does Y84.2 belong to?
It belongs to category 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.
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.