Skip to content
HCC Buddy home

T86.91

Billable

Unspecified transplanted organ and tissue rejection

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

The patient's immune system is rejecting a transplanted organ or tissue, but the specific organ type is not identified.

Coding Tips

  • •Attempt to identify the specific transplanted organ from the medical record and use a more specific code
  • •Document whether rejection is hyperacute, acute, or chronic if available

Code Hierarchy

└T86Complications of transplanted organs and tissue└T86.9Complication of unspecified transplanted organ and tissue└T86.91Unspecified transplanted organ and tissue rejection
└T86.91Unspecified transplanted organ and tissue rejection

Open T86.91 in the Interactive Encoder

See full code details, AI coding tips, HCC mappings, and related codes in our interactive encoder. Start your 14-day Pro trial — no credit card required.

Open in EncoderStart 14-Day Pro Trial