DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

F98 Other behavioral and emotional disorders with onset usually occurring in childhood and adolescence

  • Header · not billable

F98 is not billable. The category heads 9 billable codes in FY2027, grouped under 8 subdivisions.

Index → code

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. F98 Other behavioral and emotional disorders with onset usually occurring in childhood and adolescence
Billable codes
9
Subdivisions
8
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
50

Codes in F98

  1. F98.0
    Enuresis not due to a substance or known physiological condition
    Billable
    Inclusion terms 4, Excludes1 1

    Inclusion terms

    • Enuresis (primary) (secondary) of nonorganic origin
    • Functional enuresis
    • Psychogenic enuresis
    • Urinary incontinence of nonorganic origin

    Excludes1

    • enuresis NOS (R32) R32
  2. F98.1
    Encopresis not due to a substance or known physiological condition
    Billable
    Inclusion terms 3, Excludes1 1, Use additional code 1

    Inclusion terms

    • Functional encopresis
    • Incontinence of feces of nonorganic origin
    • Psychogenic encopresis

    Excludes1

    • encopresis NOS (R15.-) R15

    Use additional code

    • code to identify the cause of any coexisting constipation.
  3. F98.2
    Other feeding disorders of infancy and childhood
    Header
    Excludes2 4

    Excludes2

    • anorexia nervosa and other eating disorders (F50.-) F50
    • feeding difficulties (R63.3-) R63.3
    • feeding problems of newborn (P92.-) P92
    • pica of infancy or childhood (F98.3) F98.3
  4. F98.21
    Rumination disorder of infancy and childhood
    Billable
    Inclusion terms 1, Excludes1 1

    Inclusion terms

    • Rumination disorder in infancy or childhood, in remission

    Excludes1

    • rumination disorder in adults (F50.84) F50.84
  5. F98.29
    Other feeding disorders of infancy and early childhood
    Billable
  6. F98.3
    Pica of infancy and childhood
    Billable
    Inclusion terms 1, Excludes1 1

    Inclusion terms

    • Pica in infancy or childhood, in remission

    Excludes1

    • pica in adults (F50.83) F50.83
  7. F98.4
    Stereotyped movement disorders
    Billable
    Inclusion terms 1, Excludes1 1, Excludes2 9

    Inclusion terms

    • Stereotype/habit disorder

    Excludes1

    • abnormal involuntary movements (R25.-) R25

    Excludes2

    • compulsions in obsessive-compulsive disorder (F42.-) F42
    • hair plucking (F63.3) F63.3
    • movement disorders of organic origin (G20-G25) G20 G25
    • nail-biting (F98.8) F98.8
    • nose-picking (F98.8) F98.8
    • stereotypies that are part of a broader psychiatric condition (F01-F95) F01 F95
    • thumb-sucking (F98.8) F98.8
    • tic disorders (F95.-) F95
    • trichotillomania (F63.3) F63.3
  8. F98.5
    Adult onset fluency disorder
    Billable
    Excludes1 5

    Excludes1

    • childhood onset fluency disorder (F80.81) F80.81
    • dysphasia (R47.02) R47.02
    • fluency disorder in conditions classified elsewhere (R47.82) R47.82
    • fluency disorder (stuttering) following cerebrovascular disease (I69. with final characters -23) I69
    • tic disorders (F95.-) F95
  9. F98.8
    Other specified behavioral and emotional disorders with onset usually occurring in childhood and adolescence
    Billable
    Inclusion terms 4

    Inclusion terms

    • Excessive masturbation
    • Nail-biting
    • Nose-picking
    • Thumb-sucking
  10. F98.9
    Unspecified behavioral and emotional disorders with onset usually occurring in childhood and adolescence
    Billable

Sources of each column.

Instructions

At F98

Excludes2

  • breath-holding spells (R06.89) R06.89
  • gender identity disorder of childhood (F64.2) F64.2
  • Kleine-Levin syndrome (G47.13) G47.13
  • obsessive-compulsive disorder (F42.-) F42
  • sleep disorders not due to a substance or known physiological condition (F51.-) F51

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

  • Dirt-eating child → F98.3
  • Spasmus nutans → F98.4
  • Stereotypies NEC → F98.4
  • Masturbation (excessive) → F98.8
  • Nose-picking → F98.8
  • Onanism (excessive) → F98.8
  • Onychophagia → F98.8
  • Picking, nose → F98.8
  • Sucking thumb, child (excessive) → F98.8
  • Enuresisfunctional → F98.0
  • Enuresishabit disturbance → F98.0
  • Enuresisnonorganic origin → F98.0
  • Enuresispsychogenic → F98.0
  • Problem (with) (related to)enuresis, child → F98.0
  • Urineenuresis, nonorganic origin → F98.0
  • Encopresisfunctional → F98.1
  • Encopresisnonorganic origin → F98.1
  • Encopresispsychogenic → F98.1
  • Disorder (of)rumination (infant or child) (in remission) → F98.21
  • Ruminationdisorder of infancy or childhood (in remission) → F98.21
  • Picainfant or child (in remission) → F98.3
  • Body, bodiesrocking → F98.4
  • Disorder (of)stereotyped, habit or movement → F98.4
  • Spasm(s), spastic, spasticitynodding → F98.4
  • Stutteringadult onset → F98.5
  • Attention (to)deficit disorder or syndrome → F98.8
  • Deficiency, deficientattention (disorder) (syndrome) → F98.8
  • Disorder (of)attention-deficit without hyperactivity (adolescent) (adult) (child) → F98.8
  • Impediment, speechpsychogenic (childhood) → F98.8
  • Nailbiting → F98.8
  • Thumbsucking (child problem) → F98.8
  • Disturbance(s)habit, child → F98.9
  • Habit, habituationdisturbance, child → F98.9
  • Enuresisnocturnalpsychogenic → F98.0
  • Incontinenceurine (urinary)nonorganic origin → F98.0
  • Urineincontinencenonorganic origin → F98.0
  • Incontinencefecesnonorganic origin → F98.1
  • Loss (of)control, sphincter, rectumnonorganic origin → F98.1
  • Aversionoralnonorganic origin → F98.2
  • Difficult, difficulty (in)feedingnonorganic (infant or child) → F98.29

10 more, longer entries are not listed; the search box finds them by word.

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

Hierarchy