ICD-10-CM
ICD-10 code for Wolff-Hirschorn syndrome: Q93.3
The ICD-10-CM index points "Wolff-Hirschorn syndrome" to Q93.3, Deletion of short arm of chromosome 4. Q93.3 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
Run it in Rivvi
Check every code on your export
Upload a claims or problem-list export. Rivvi flags codes that are not billable, replaced, or unspecified when a specific code exists.
Check my exportFree to start. Opens Rivvi, the AI workspace for healthcare teams.
More specific codes in Q93
A header groups codes and is not billed. A billable code is one you can report.
- Q93Monosomies and deletions from the autosomes, not elsewhere classifiedHeader
- Q93.0Whole chromosome monosomy, nonmosaicism (meiotic nondisjunction)Billable
- Q93.1Whole chromosome monosomy, mosaicism (mitotic nondisjunction)Billable
- Q93.2Chromosome replaced with ring, dicentric or isochromosomeBillable
- Q93.3Deletion of short arm of chromosome 4Billable
- Q93.4Deletion of short arm of chromosome 5Billable
- Q93.5Other deletions of part of a chromosomeHeader
- Q93.51Angelman syndromeBillable
- Q93.52Phelan-McDermid syndromeBillable
- Q93.59Other deletions of part of a chromosomeBillable
- Q93.7Deletions with other complex rearrangementsBillable
- Q93.8Other deletions from the autosomesHeader
- Q93.81Velo-cardio-facial syndromeBillable
- Q93.82Williams syndromeBillable
- Q93.88Other microdeletionsBillable
- Q93.89Other deletions from the autosomesBillable
- Q93.9Deletion from autosomes, unspecifiedBillable
Related conditions
Related pages
- Q93.3 code detailsNotes, nearby codes, CMS-HCC group
- Category Q93Every 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 Wolff-Hirschorn syndrome?
The ICD-10-CM index points "Wolff-Hirschorn syndrome" to Q93.3, Deletion of short arm of chromosome 4. Q93.3 is a billable code.
Is Q93.3 billable?
Yes. Q93.3 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What chapter is Q93.3 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.