ICD-10 Code for Attention-deficit Hyperactivity Disorder (ADHD)
Also searched as attention deficit hyperactivity disorder
The ICD-10-CM code for attention-deficit hyperactivity disorder (ADHD) is F90.9 — Attention-deficit hyperactivity disorder, unspecified type. It is billable for FY2027.
Attention-deficit hyperactivity disorder ICD-10 codes at a glance
| Condition | Attention-deficit hyperactivity disorder (ADHD) |
|---|---|
| Code | F90.9 — Attention-deficit hyperactivity disorder, unspecified type |
| Billable | Yes (F90.9) |
| Alphabetic Index entry | Disorder, attention-deficit hyperactivity |
| Code set | ICD-10-CM FY2027, valid October 1, 2026 – September 30, 2027 |
What changes the attention-deficit hyperactivity disorder code?
The Alphabetic Index lists these qualifiers under Disorder, attention-deficit hyperactivity. If the record documents one of them, the code changes. Verify the code in the Tabular List before reporting it.
| combined › presentation | F90.2 | Attention-deficit hyperactivity disorder, combined type |
| combined › type | F90.2 | Attention-deficit hyperactivity disorder, combined type |
| hyperactive › impulsive presentation | F90.1 | Attention-deficit hyperactivity disorder, predominantly hyperactive type |
| hyperactive › type | F90.1 | Attention-deficit hyperactivity disorder, predominantly hyperactive type |
| inattentive › presentation | F90.0 | Attention-deficit hyperactivity disorder, predominantly inattentive type |
| inattentive › type | F90.0 | Attention-deficit hyperactivity disorder, predominantly inattentive type |
| specified type NEC | F90.8 | Attention-deficit hyperactivity disorder, other type |
What does the Tabular List say about F90.9?
The instructional notes that govern F90.9, including those it inherits from its category and chapter. An Excludes1 note means the two codes are never reported together.
Inclusion terms
Alternative wording in documentation that is classified to F90.9.
- Attention-deficit hyperactivity disorder of childhood or adolescence NOS
- Attention-deficit hyperactivity disorder NOS
Excludes2 — not included here — inherited from Chapter 5
The conditions below are not part of F90.9, but a patient may have both at the same time. When documentation supports it, F90.9 and the excluded code may both be reported.
- symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
Excludes2 — not included here — inherited from F90
The conditions below are not part of F90.9, but a patient may have both at the same time. When documentation supports it, F90.9 and the excluded code may both be reported.
Codes, descriptions and Index entries are from the official ICD-10-CM FY2027 release. Guideline text is quoted from the ICD-10-CM Official Guidelines for Coding and Reporting FY 2027. A code must always be verified in the Tabular List before it is reported. Data sources