ICD-10-CM
ICD-10 code for ADHD: F90.9
The closest CDC title for "ADHD" is F90.9, Attention-deficit hyperactivity disorder, unspecified type. F90.9 is a billable code.
Source: CDC ICD-10-CM FY2027 order file dated June 16, 2026. Publisher page
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Codes under F90, then other CDC titles that name attention-deficit hyperactivity disorder, unspecified type
A header groups codes and is not billed. A billable code is one you can report.
- F90Attention-deficit hyperactivity disordersHeader
- F90.0Attention-deficit hyperactivity disorder, predominantly inattentive typeBillable
- F90.1Attention-deficit hyperactivity disorder, predominantly hyperactive typeBillable
- F90.2Attention-deficit hyperactivity disorder, combined typeBillable
- F90.8Attention-deficit hyperactivity disorder, other typeBillable
- F90.9Attention-deficit hyperactivity disorder, unspecified typeBillable
Excludes2
Excludes2 means the other condition can be reported with this one when both are documented.
From F90. A note on a category applies to every code under it.
Related conditions
Related pages
- F90.9 code detailsNotes, nearby codes, CMS-HCC group
- Category F90Every code under it
- Chapter 5Mental, behavioral and neurodevelopmental disorders
- 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 ADHD?
The closest CDC title for "ADHD" is F90.9, Attention-deficit hyperactivity disorder, unspecified type. F90.9 is a billable code.
Is F90.9 billable?
Yes. F90.9 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 F90.9?
The CDC tabular list gives 4 Excludes2 notes (may be coded together when both are documented) for F90.9 and the categories above it. They are listed on this page.
What chapter is F90.9 in?
Chapter 5. Mental, behavioral and neurodevelopmental disorders.
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.