2026 ICD-10-CM Diagnosis Code T86Complications of transplanted organs and tissue

ICD-10-CM Codes›S00–T88›T80-T88›T86

ICD-10-CM T86
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

T86 is a non-billable ICD-10-CM category code for complications of transplanted organs and tissue, so it cannot be submitted on claims. Use a more specific code from this category instead, such as T86.00, T86.01, T86.02, and T86.03.

Code Identity

ICD-10-CM Code
T86
Billable Status
No — Non-Billable Category
Code Describes
Complications of transplanted organs and tissue
Chapter
T80-T88
Complications of surgical and medical care, not elsewhere classified

Code Classification

ChapterS00–T88Injury, poisoning and certain other consequences of external causes
SectionT80-T88Complications of surgical and medical care, not elsewhere classified
CategoryT86Complications of transplanted organs and tissue
This CodeT86Complications of transplanted organs and tissue

Specific Coding for Complications of transplanted organs and tissueOverview

Non-specific codes like T86 require more characters. Use one of these billable codes instead:

  • T86.0 for Complications of bone marrow transplant

  • Use T86.00 for Unspecified complication of bone marrow transplant

  • Use T86.01 for Bone marrow transplant rejection

  • Use T86.02 for Bone marrow transplant failure

  • Use T86.03 for Bone marrow transplant infection

  • Use T86.09 for Other complications of bone marrow transplant

  • T86.1 for Complications of kidney transplant

  • Use T86.10 for Unspecified complication of kidney transplant

  • Use T86.11 for Kidney transplant rejection

  • Use T86.12 for Kidney transplant failure

  • Use T86.13 for Kidney transplant infection

  • Use T86.19 for Other complication of kidney transplant

  • T86.2 for Complications of heart transplant

  • Use T86.20 for Unspecified complication of heart transplant

  • Use T86.21 for Heart transplant rejection

  • Use T86.22 for Heart transplant failure

  • Use T86.23 for Heart transplant infection

  • T86.29 for Other complications of heart transplant

  • T86.3 for Complications of heart-lung transplant

  • Use T86.30 for Unspecified complication of heart-lung transplant

  • Use T86.31 for Heart-lung transplant rejection

  • Use T86.32 for Heart-lung transplant failure

  • Use T86.33 for Heart-lung transplant infection

  • Use T86.39 for Other complications of heart-lung transplant

  • T86.4 for Complications of liver transplant

  • Use T86.40 for Unspecified complication of liver transplant

  • Use T86.41 for Liver transplant rejection

  • Use T86.42 for Liver transplant failure

  • Use T86.43 for Liver transplant infection

  • Use T86.49 for Other complications of liver transplant

  • Use T86.5 for Complications of stem cell transplant

  • T86.8 for Complications of other transplanted organs and tissues

  • T86.81 for Complications of lung transplant

  • T86.82 for Complications of skin graft (allograft) (autograft)

  • T86.83 for Complications of bone graft

  • T86.84 for Complications of corneal transplant

  • T86.85 for Complication of intestine transplant

  • T86.89 for Complications of other transplanted tissue

  • T86.9 for Complication of unspecified transplanted organ and tissue

  • Use T86.90 for Unspecified complication of unspecified transplanted organ and tissue

  • Use T86.91 for Unspecified transplanted organ and tissue rejection

  • Use T86.92 for Unspecified transplanted organ and tissue failure

  • Use T86.93 for Unspecified transplanted organ and tissue infection

  • Use T86.99 for Other complications of unspecified transplanted organ and tissue

Coding GuidelinesGuidance

The appropriate 7th character is to be added to each code from block Complications of transplanted organs and tissue (T86). Use the following options for the applicable episode of care:

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Source: ICD-10-CM Official Guidelines for Coding and Reporting, FY 2026, published by CMS and the National Center for Health Statistics.

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Use Additional Code

  • code to identify other transplant complications, such as:
  • graft-versus-host disease D89.81
  • malignancy associated with organ transplant C80.2
  • post-transplant lymphoproliferative disorders PTLD D47.Z1

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About T86Overview

Is T86 (Complications of transplanted organs and tissue) a billable code?

No. This is a category header that groups the codes for complications of transplanted organs and tissue, and headers cannot be submitted on claims. Claims for complications of transplanted organs and tissue need a more specific code from this category, such as T86.00, T86.01, and T86.02.