DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

F90 Attention-deficit hyperactivity disorders

  • Header · not billable

F90 is not billable. The category heads 5 billable codes in FY2027: the 5 codes directly below it.

ICD-10 code by name

What is the ICD-10 code for ADHD (attention-deficit hyperactivity disorder)?
ADHD ICD-10 code: F90.9 Attention-deficit hyperactivity disorder, unspecified type. Alphabetic Index: Disorder (of)attention-deficit hyperactivity (adolescent) (adult) (child) → F90.9. ADHD: attention-deficit hyperactivity disorder, per MedlinePlus; the NCHS files do not use ADHD. Search ICD-10 for ADHD

Where it sits

  1. Chapter 5 Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
  2. F90-F98 Behavioral and emotional disorders with onset usually occurring in childhood and adolescence (F90-F98)
  3. F90 Attention-deficit hyperactivity disorders
Billable codes
5
Subdivisions
5
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
10

Codes in F90

  1. F90.0
    Attention-deficit hyperactivity disorder, predominantly inattentive type
    Billable
    Inclusion terms 1

    Inclusion terms

    • Attention-deficit/hyperactivity disorder, predominantly inattentive presentation
  2. F90.1
    Attention-deficit hyperactivity disorder, predominantly hyperactive type
    Billable
    Inclusion terms 1

    Inclusion terms

    • Attention-deficit/hyperactivity disorder, predominantly hyperactive impulsive presentation
  3. F90.2
    Attention-deficit hyperactivity disorder, combined type
    Billable
    Inclusion terms 1

    Inclusion terms

    • Attention-deficit/hyperactivity disorder, combined presentation
  4. F90.8
    Attention-deficit hyperactivity disorder, other type
    Billable
  5. F90.9
    Attention-deficit hyperactivity disorder, unspecified type
    Billable
    Inclusion terms 2

    Inclusion terms

    • Attention-deficit hyperactivity disorder of childhood or adolescence NOS
    • Attention-deficit hyperactivity disorder NOS

Sources of each column.

Instructions

At F90

Includes

  • attention deficit disorder with hyperactivity
  • attention deficit syndrome with hyperactivity

Excludes2

  • anxiety disorders (F40.-, F41.-) F40 F41
  • mood [affective] disorders (F30-F39) F30 F39
  • pervasive developmental disorders (F84.-) F84
  • schizophrenia (F20.-) F20

Notes that also apply

Block F90-F98 instructions (Notes 1): printed on the block page.

Chapter 5 instructions (Includes 1, Excludes2 1): printed on the chapter 5 page.

Index entries

  • Hyperactive, hyperactivity → F90.9
  • Disorder (of)attention-deficit hyperactivity (adolescent) (adult) (child) → F90.9
  • Hyperactive, hyperactivitychild → F90.9
  • Disorder (of)attention-deficit hyperactivity (adolescent) (adult) (child)specified type NEC → F90.8
  • Disorder (of)attention-deficit hyperactivity (adolescent) (adult) (child)inattentivepresentation → F90.0
  • Disorder (of)attention-deficit hyperactivity (adolescent) (adult) (child)inattentivetype → F90.0
  • Disorder (of)attention-deficit hyperactivity (adolescent) (adult) (child)hyperactiveimpulsive presentation → F90.1
  • Disorder (of)attention-deficit hyperactivity (adolescent) (adult) (child)hyperactivetype → F90.1
  • Disorder (of)attention-deficit hyperactivity (adolescent) (adult) (child)combinedpresentation → F90.2
  • Disorder (of)attention-deficit hyperactivity (adolescent) (adult) (child)combinedtype → F90.2

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy