H18.4Non-billable (header)

Corneal degeneration

Sub-codes of H18.4(8)

H18.4 is a non-billable header. Select a sub-code to bill.

H18.40Unspecified corneal degeneration✓ BillableH18.41Arcus senilisHeaderH18.42Band keratopathyHeaderH18.43Other calcerous corneal degeneration✓ BillableH18.44KeratomalaciaHeaderH18.45Nodular corneal degenerationHeaderH18.46Peripheral corneal degenerationHeaderH18.49Other corneal degeneration✓ Billable

✗ Excludes 1(Not coded here)

  • •Mooren's ulcer (H16.0-)
  • •recurrent erosion of cornea (H18.83-)

Code Hierarchy

┌7Diseases of the eye and adnexa (H00-H59)├H15-H22Disorders of sclera, cornea, iris and ciliary body (H15-H22)├H18Other disorders of cornea
└H18.4Corneal degeneration

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