F90.2 — Attention-deficit hyperactivity disorder, combined type

F90.2

ICD-10 Chapter 5: Mental, Behavioral & Neurodevelopmental — illustrative image — Chapter 5: Mental, behavioral and neurodevelopmental disorders (F01–F99) — illustrative image

What this code means

Attention-deficit/hyperactivity disorder, combined type: both inattention and hyperactivity-impulsivity are present.

Also called: adhd combined type.

When this code is used

Used for ADHD, combined type.

Where it sits in ICD-10-CM

Code F90.2 belongs to Chapter 5: Mental, behavioral and neurodevelopmental disorders, which covers codes F01–F99 in the FY2027 ICD-10-CM tabular list. The official description above is copied verbatim from the CDC/NCHS FY2027 code file.

Frequently asked questions

What is ICD-10-CM code F90.2?

F90.2 is the ICD-10-CM diagnosis code for “Attention-deficit hyperactivity disorder, combined type”. Attention-deficit/hyperactivity disorder, combined type: both inattention and hyperactivity-impulsivity are present.

When is code F90.2 used?

Used for ADHD, combined type. It belongs to Chapter 5 of ICD-10-CM (Mental, behavioral and neurodevelopmental disorders).

This guide explains ICD-10-CM codes in plain language for patients, students and other readers. It is educational information only — not coding, billing or medical advice. The code recorded for any real encounter is assigned from the full clinical documentation by the treating team and qualified coders, and only they can decide which code fits a specific case.