MCMedicalCodingSoftware
T86.819

T86.819: Unspecified complication of lung transplant

Billable / specific codeICD-10-CMunspecified

T86.819 is a billable, specific ICD-10-CM code for unspecified complication of lung transplant. It is valid for submission on a claim.

Check T86.819 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above T86.819

A category’s note binds every code beneath it.

Written on T86.81: Complications of lung transplant

  • complication of heart-lung transplant (T86.3-)

Other codes that can never be billed with T86.819

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • Z98.85Transplanted organ removal status

Risk adjustment

T86.819 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 276 Lung Transplant Status/Complications2.531 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score. Look up the whole chart to see which of its HCCs the hierarchy would zero.

Medicare coverage

T86.819 is named in 16 Medicare coverage policies: 16 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A52466Nebulizers - Policy Article
  • A52474Immunosuppressive Drugs - Policy Article
  • A55717Billing and Coding: Lab: Flow Cytometry
  • A56416Billing and Coding: Assays for Vitamins and Metabolic Function

Alphabetic index entries that lead here

  • Complication›transplant›lung

The condition this code belongs to

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under T86.81

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.