MCMedicalCodingSoftware
T86.839

T86.839: Unspecified complication of bone graft

Billable / specific codeICD-10-CM

T86.839 is a billable, specific ICD-10-CM code for unspecified complication of bone graft. It is valid for submission on a claim.

Check T86.839 with the rest of the claim: free scrubber

Excludes2 inherited from the categories above T86.839

Not part of this code, but both may be coded when both are present.

Written on T86.83: Complications of bone graft

  • mechanical complications of bone graft (T84.3-)

Other codes that can never be billed with T86.839

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

  • Z98.85Transplanted organ removal status

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

T86.839 is named in 2 Medicare coverage policies: 2 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A52466Nebulizers - Policy Article
  • A52474Immunosuppressive Drugs - Policy Article

Alphabetic index entries that lead here

  • Complication›graft›bone
  • Complication›transplant›bone

The condition this code belongs to

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under T86.83

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.