ICD-10-CM
ICD-10 code for Noonan's syndrome: Q87.19
The ICD-10-CM index points "Noonan's syndrome" to Q87.19, Other congenital malformation syndromes predominantly associated with short stature. Q87.19 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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More specific codes in Q87
A header groups codes and is not billed. A billable code is one you can report.
- Q87Other specified congenital malformation syndromes affecting multiple systemsHeader
- Q87.0Congenital malformation syndromes predominantly affecting facial appearanceBillable
- Q87.1Congenital malformation syndromes predominantly associated with short statureHeader
- Q87.11Prader-Willi syndromeBillable
- Q87.19Other congenital malformation syndromes predominantly associated with short statureBillable
- Q87.2Congenital malformation syndromes predominantly involving limbsBillable
- Q87.3Congenital malformation syndromes involving early overgrowthBillable
- Q87.4Marfan syndromeHeader
- Q87.40Marfan syndrome, unspecifiedBillable
- Q87.41Marfan syndrome with cardiovascular manifestationsHeader
- Q87.410Marfan syndrome with aortic dilationBillable
- Q87.418Marfan syndrome with other cardiovascular manifestationsBillable
- Q87.42Marfan syndrome with ocular manifestationsBillable
- Q87.43Marfan syndrome with skeletal manifestationBillable
- Q87.5Other congenital malformation syndromes with other skeletal changesBillable
- Q87.8Other specified congenital malformation syndromes, not elsewhere classifiedHeader
- Q87.81Alport syndromeBillable
- Q87.82Arterial tortuosity syndromeBillable
- Q87.83Bardet-Biedl syndromeBillable
- Q87.84Laurence-Moon syndromeBillable
- Q87.85MED13L syndromeBillable
- Q87.86Kleefstra syndromeBillable
- Q87.87Hao-Fountain SyndromeBillable
- Q87.88CTNNB1 syndromeBillable
- Q87.89Other specified congenital malformation syndromes, not elsewhere classifiedBillable
- Q87.ALoeys-Dietz syndromeBillable
Use additional code
The CDC tabular list says to add the code named here after this one when it applies.
From Q87. A note on a category applies to every code under it.
Use additional code(s) to identify all associated manifestations
Excludes1
Excludes1 means these codes are not reported together.
From Q87.1. A note on a category applies to every code under it.
Related conditions
Related pages
- Q87.19 code detailsNotes, nearby codes, CMS-HCC group
- Category Q87Every code under it
- Chapter 17Congenital malformations and chromosomal abnormalities
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Noonan's syndrome?
The ICD-10-CM index points "Noonan's syndrome" to Q87.19, Other congenital malformation syndromes predominantly associated with short stature. Q87.19 is a billable code.
Is Q87.19 billable?
Yes. Q87.19 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to Q87.19?
The CDC tabular list gives 2 Excludes1 notes (not coded together), 1 "use additional code" note for Q87.19 and the categories above it. They are listed on this page.
What chapter is Q87.19 in?
Chapter 17. Congenital malformations and chromosomal abnormalities.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.