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H21.542

Billable

Posterior synechiae (iris), left eye

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

What This Code Means

Adhesions between the iris and the lens in the left eye, which can restrict iris movement and affect vision.

Coding Tips

  • •Confirm left eye laterality before assigning this code
  • •Note that posterior synechiae can develop after inflammation, trauma, or surgery

Code Hierarchy

└H21Other disorders of iris and ciliary body└H21.5Other and unspecified adhesions and disruptions of iris and ciliary body└H21.54Posterior synechiae (iris)└H21.542Posterior synechiae (iris), left eye
└H21.542Posterior synechiae (iris), left eye

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