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H55.01

Billable

Congenital nystagmus

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

What This Code Means

A person has involuntary eye movements (nystagmus) that are present from birth due to a congenital condition.

Coding Tips

  • •Verify in the medical record that nystagmus is documented as congenital or present from birth
  • •This condition is typically lifelong; document any associated vision problems or balance issues

Code Hierarchy

└H55Nystagmus and other irregular eye movements└H55.0Nystagmus└H55.01Congenital nystagmus
└H55.01Congenital nystagmus

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