Q93.52

Phelan-McDermid syndrome

Billable / specificPOA exempt

Q93.52 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • 22q13.3 deletion syndrome

Includes (from Q93)

  • 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 Q93)
  • mitochondrial metabolic disorders (E88.4-) (from Q93)

Use additional code

Add a code to identify the following, if applicable.

  • code(s) to identify any associated conditions, such as:
  • autism spectrum disorder (F84.0)
  • degree of intellectual disabilities (F70-F79)
  • epilepsy and recurrent seizures (G40.-)
  • lymphedema (I89.0)

Also known as

  • 22q13.3 deletion syndrome
  • Syndrome, 22q13.3 deletion
  • Syndrome, Phelan-McDermid

Parent code

  • Q93.5Other deletions of part of a chromosomeHeader

Related codes

  • Q93.51Angelman syndromeBillable
  • Q93.59Other deletions of part of a chromosomeBillable

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