Q99.81

Usher syndrome

Non-billable header

Q99.81 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Includes (from Q99)

  • Note: Codes from this chapter are not for use on maternal records

Excludes2

Not included here — may be reported together when both conditions exist.

  • inborn errors of metabolism (E70-E88) (from Q99)
  • mitochondrial metabolic disorders (E88.4-) (from Q99)

Use additional code

Add a code to identify the following, if applicable.

  • code to identify any auditory and visual manifestations

Parent code

  • Q99.8Other specified chromosome abnormalitiesHeader

More specific codes Q99.81

  • Q99.811Usher syndrome, type 1Billable
  • Q99.812Usher syndrome, type 2Billable
  • Q99.813Usher syndrome, type 3Billable
  • Q99.818Other Usher syndromeBillable
  • Q99.819Usher syndrome, unspecifiedBillable

Related codes

  • Q99.89Other specified chromosome abnormalitiesBillable

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