T86 Complications of transplanted organs and tissue

The ICD-10-CM code for Complications of transplanted organs and tissue is T86 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Chapter

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

Section

T80-T88: Complications of surgical and medical care, not elsewhere classified (T80-T88)

Category T86

97 codes (77 billable)

FY2026 Status

Stable since FY2024

Official Coding Guidelines

Transplanted-organ malignancy coded as transplant complication

r. Malignant neoplasm associated with transplanted organ A malignant neoplasm of a transplanted organ should be coded as a transplant complication. Assign first the appropriate code from category T86.-,

Transplant complications (non-kidney): T86 + secondary complication code

3) Transplant complications (a) Transplant complications other than kidney Codes under category T86, Complications of transplanted organs and tissues, are for use for both complications and rejection of transplanted organs. A transplant complication code is only assigned if the complication affects the function of the transplanted organ. Two codes are required to fully describe a transplant complication: the appropriate code from category T86 and a secondary code that identifies the complication. Pre-existing conditions or conditions that develop after the transplant are not coded as complications unless they affect the function of the transplanted organs. See I.C.21. for transplant organ removal status See I.C.2. for malignant neoplasm associated with transplanted organ. See I.C.1.d.4. for sequencing of sepsis due to infection in transplanted organ

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool

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Reference T86 with the canonical source and edition:

T86 — Complications of transplanted organs and tissue. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/T86

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