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T86.818

T86.818Other complications of lung transplant

Billable / specific codeICD-10-CM

T86.818 is a billable, specific ICD-10-CM code for other complications of lung transplant. It is valid for submission on a claim.

Excludes1 inherited from the categories above T86.818

These are not written on T86.818, but they bind it: a note on a category applies to every code beneath it. Billing T86.818 with anything listed here is a denial.

Written on T86.81 Complications of lung transplant

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

Other codes that can never be billed with T86.818

These codes carry an Excludes1 note pointing at T86.818. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading T86.818 alone.

  • Z98.85Transplanted organ removal status

Risk adjustment

T86.818 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.

Medicare coverage

T86.818 is named in 28 Medicare coverage policies 28 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52466Nebulizers - Policy Article
  • A52466Nebulizers - Policy Article
  • A52466Nebulizers - Policy Article
  • A52466Nebulizers - Policy Article

How T86.818 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to T86.818.

  • Complicationtransplantlungspecified type NEC

The condition this code belongs to

Every code for the condition on one page, which one applies when, and the mistake coders make with it.

Code history

T86.818 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Related codes at this level

Codes that share T86.81. If T86.818 is not quite right, the correct code is usually one of these.

Questions about T86.818

Is T86.818 a billable ICD-10-CM code?
Yes. T86.818 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does T86.818 sit in the tabular list?
Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Complications of surgical and medical care, not elsewhere classified (T80-T88).
What cannot be coded together with T86.818?
T86.818 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above T86.818 (T86.81) and apply to it just the same.
ICD-10-CMFY2026-Apr· effective April 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.