T81.8

⚠ Non-billable (Header)

Other complications of procedures, not elsewhere classified

Injury, poisoning and certain other consequences of external causes (S00-T88)

⚠️ This is a category header code — not billable. Use a more specific child code below.

⚠️ Excludes2

direct

May be coded together if both conditions coexist

inherited from T81

Rules from parent category T81: Complications of procedures, not elsewhere classified

• complications following immunization (T88.0-T88.1)
• complications following infusion, transfusion and therapeutic injection (T80.-)
• complications of transplanted organs and tissue (T86.-)
• specified complications classified elsewhere, such as:
• complication of prosthetic devices, implants and grafts (T82-T85)
• dermatitis due to drugs and medicaments (L23.3, L24.4, L25.1, L27.0-L27.1)
• endosseous dental implant failure (M27.6-)
• floppy iris syndrome (IFIS) (intraoperative) H21.81
• intraoperative and postprocedural complications of specific body system (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95, K91.-, L76.-, M96.-, N99.-)
• ostomy complications (J95.0-, K94.-, N99.5-)
• plateau iris syndrome (post-iridectomy) (postprocedural) H21.82
• poisoning and toxic effects of drugs and chemicals (T36-T65 with fifth or sixth character 1-4)

from T81

• code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

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Code Information

CodeT81.8

BillableNo — Header code

ParentT81

CategoryInjury, poisoning and certain other consequences of external causes (S00-T88)

Excludes10 rule(s)

Excludes214 note(s)

Child codes4

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)