F90.9
ICD-10BillableAttention-deficit hyperactivity disorder, unspecified type
Official ICD-10-CM descriptor (FY2026)
Attention-deficit hyperactivity disorder, unspecified type
F90.9 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Attention-deficit hyperactivity disorder of childhood or adolescence NOS
- Attention-deficit hyperactivity disorder NOS
Related codes in F90
Where this code sits
- Parent code
- F90
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.