ICD-10-CM Book 2025 Edition

Chapters  /  Chapter 5  /  F50-F59

Behavioral syndromes associated with physiological disturbances and physical factors (F50-F59)

F50 Eating disorders
Excludes1 anorexia NOS (R63.0)
feeding problems of newborn (P92.-)
polyphagia (R63.2)
Excludes2 feeding difficulties (R63.3-)
feeding disorder in infancy or childhood (F98.2-)
F50.0 Anorexia nervosa
Excludes1 loss of appetite (R63.0)
psychogenic loss of appetite (F50.89)
F50.00 Anorexia nervosa, unspecified
F50.01 Anorexia nervosa, restricting type
F50.010 Anorexia nervosa, restricting type, mild
Anorexia nervosa, restricting type, with a body mass index greater than or equal to 17 kg/m2
F50.011 Anorexia nervosa, restricting type, moderate
Anorexia nervosa, restricting type, with a body mass index of 16.0-16.99 kg/m2
F50.012 Anorexia nervosa, restricting type, severe
Anorexia nervosa, restricting type, with a body mass index of 15.0-15.99 kg/m2
F50.013 Anorexia nervosa, restricting type, extreme
Anorexia nervosa, restricting type, with a body mass index of less than 15.0 kg/m2
F50.014 Anorexia nervosa, restricting type, in remission
Anorexia nervosa, restricting type, in full remission
Anorexia nervosa, restricting type, in partial remission
F50.019 Anorexia nervosa, restricting type, unspecified
F50.02 Anorexia nervosa, binge eating/purging type
Excludes1 bulimia nervosa (F50.2-)
F50.020 Anorexia nervosa, binge eating/purging type, mild
Anorexia nervosa, binge eating/purging type, with a body mass index greater than or equal to 17 kg/m2
F50.021 Anorexia nervosa, binge eating/purging type, moderate
Anorexia nervosa, binge eating/purging type, with a body mass index of 16.0-16.99 kg/m2
F50.022 Anorexia nervosa, binge eating/purging type, severe
Anorexia nervosa, binge eating/purging type, with a body mass index of 15.0-15.99 kg/m2
F50.023 Anorexia nervosa, binge eating/purging type, extreme
Anorexia nervosa, binge eating/purging type, with a body mass index of less than 15.0 kg/m2
F50.024 Anorexia nervosa, binge eating/purging type, in remission
Anorexia nervosa, binge eating/purging type, in full remission
Anorexia nervosa, binge eating/purging type, in partial remission
F50.029 Anorexia nervosa, binge eating/purging type, unspecified
F50.2 Bulimia nervosa
Bulimia NOS
Hyperorexia nervosa
Excludes1 anorexia nervosa, binge eating/purging type (F50.02-)
F50.20 Bulimia nervosa, unspecified
F50.21 Bulimia nervosa, mild
Bulimia nervosa with 1-3 episodes of inappropriate compensatory behavior per week
F50.22 Bulimia nervosa, moderate
Bulimia nervosa with 4-7 episodes of inappropriate compensatory behavior per week
F50.23 Bulimia nervosa, severe
Bulimia nervosa with 8-13 episodes of inappropriate compensatory behavior per week
F50.24 Bulimia nervosa, extreme
Bulimia nervosa with 14 or more episodes of inappropriate compensatory behavior per week
F50.25 Bulimia nervosa, in remission
Bulimia nervosa, in full remission
Bulimia nervosa, in partial remission
F50.8 Other eating disorders
F50.81 Binge eating disorder
F50.810 Binge eating disorder, mild
Binge eating disorder with 1-3 binge eating episodes per week
F50.811 Binge eating disorder, moderate
Binge eating disorder with 4-7 binge eating episodes per week
F50.812 Binge eating disorder, severe
Binge eating disorder with 8-13 binge eating episodes per week
F50.813 Binge eating disorder, extreme
Binge eating disorder with 14 or more eating episodes per week
F50.814 Binge eating disorder, in remission
Binge eating disorder, in full remission
Binge eating disorder, in partial remission
F50.819 Binge eating disorder, unspecified
F50.82 Avoidant/restrictive food intake disorder
Avoidant/restrictive food intake disorder, in remission
F50.83 Pica in adults
Pica in adults, in remission
Excludes1 pica in infancy and childhood (F98.3)
F50.84 Rumination disorder in adults
Rumination disorder in adults, in remission
Excludes1 rumination disorder in infancy and childhood (F98.21)
F50.89 Other specified eating disorder
Psychogenic loss of appetite
F50.9 Eating disorder, unspecified
Atypical anorexia nervosa
Atypical bulimia nervosa
Feeding or eating disorder, unspecified
Other specified feeding disorder
F51 Sleep disorders not due to a substance or known physiological condition
Excludes2 organic sleep disorders (G47.-)
F51.0 Insomnia not due to a substance or known physiological condition
Excludes2 alcohol related insomnia (F10.182, F10.282, F10.982)
drug-related insomnia (F11.182, F11.282, F11.982, F13.182, F13.282, F13.982, F14.182, F14.282, F14.982, F15.182, F15.282, F15.982, F19.182, F19.282, F19.982)
insomnia NOS (G47.0-)
insomnia due to known physiological condition (G47.0-)
organic insomnia (G47.0-)
sleep deprivation (Z72.820)
F51.01 Primary insomnia
Idiopathic insomnia
F51.02 Adjustment insomnia
F51.03 Paradoxical insomnia
F51.04 Psychophysiologic insomnia
F51.05 Insomnia due to other mental disorder
CodeAlso associated mental disorder
F51.09 Other insomnia not due to a substance or known physiological condition
F51.1 Hypersomnia not due to a substance or known physiological condition
Excludes2 alcohol related hypersomnia (F10.182, F10.282, F10.982)
drug-related hypersomnia (F11.182, F11.282, F11.982, F13.182, F13.282, F13.982, F14.182, F14.282, F14.982, F15.182, F15.282, F15.982, F19.182, F19.282, F19.982)
hypersomnia NOS (G47.10)
hypersomnia due to known physiological condition (G47.10)
idiopathic hypersomnia (G47.11, G47.12)
narcolepsy (G47.4-)
F51.11 Primary hypersomnia
F51.12 Insufficient sleep syndrome
Excludes1 sleep deprivation (Z72.820)
F51.13 Hypersomnia due to other mental disorder
CodeAlso associated mental disorder
F51.19 Other hypersomnia not due to a substance or known physiological condition
F51.3 Sleepwalking [somnambulism]
Non-rapid eye movement sleep arousal disorders, sleepwalking type
F51.4 Sleep terrors [night terrors]
Non-rapid eye movement sleep arousal disorders, sleep terror type
F51.5 Nightmare disorder
Dream anxiety disorder
F51.8 Other sleep disorders not due to a substance or known physiological condition
F51.9 Sleep disorder not due to a substance or known physiological condition, unspecified
Emotional sleep disorder NOS
F52 Sexual dysfunction not due to a substance or known physiological condition
Excludes2 Dhat syndrome (F48.8)
F52.0 Hypoactive sexual desire disorder
Lack or loss of sexual desire
Male hypoactive sexual desire disorder
Sexual anhedonia
Excludes1 decreased libido (R68.82)
F52.1 Sexual aversion disorder
Sexual aversion and lack of sexual enjoyment
F52.2 Sexual arousal disorders
Failure of genital response
F52.21 Male erectile disorder
Erectile disorder
Psychogenic impotence
Excludes1 impotence of organic origin (N52.-)
impotence NOS (N52.-)
sex Male
F52.22 Female sexual arousal disorder
Female sexual interest/arousal disorder
sex Female
F52.3 Orgasmic disorder
Inhibited orgasm
Psychogenic anorgasmy
F52.31 Female orgasmic disorder
sex Female
F52.32 Male orgasmic disorder
Delayed ejaculation
sex Male
F52.4 Premature ejaculation
sex Male
F52.5 Vaginismus not due to a substance or known physiological condition
Psychogenic vaginismus
Excludes2 vaginismus (due to a known physiological condition) (N94.2)
sex Female
F52.6 Dyspareunia not due to a substance or known physiological condition
Genito-pelvic pain penetration disorder
Psychogenic dyspareunia
Excludes2 dyspareunia (due to a known physiological condition) (N94.1-)
F52.8 Other sexual dysfunction not due to a substance or known physiological condition
Excessive sexual drive
Nymphomania
Satyriasis
F52.9 Unspecified sexual dysfunction not due to a substance or known physiological condition
Sexual dysfunction NOS
nonPrimary Yes
F53 Mental and behavioral disorders associated with the puerperium, not elsewhere classified
Excludes1 mood disorders with psychotic features (F30.2, F31.2, F31.5, F31.64, F32.3, F33.3)
postpartum dysphoria (O90.6)
psychosis in schizophrenia, schizotypal, delusional, and other psychotic disorders (F20-F29)
F53.0 Postpartum depression
Postnatal depression, NOS
Postpartum depression, NOS
sex Female
age Maternity: [12-55]
F53.1 Puerperal psychosis
Postpartum psychosis
Puerperal psychosis, NOS
sex Female
age Maternity: [12-55]
F54 Psychological and behavioral factors associated with disorders or diseases classified elsewhere
Psychological factors affecting physical conditions
CodeFirst the associated physical disorder, such as:
asthma (J45.-)
dermatitis (L23-L25)
gastric ulcer (K25.-)
mucous colitis (K58.-)
ulcerative colitis (K51.-)
urticaria (L50.-)
Excludes2 tension-type headache (G44.2)
nonPrimary Yes
F55 Abuse of non-psychoactive substances
Excludes2 abuse of psychoactive substances (F10-F19)
F55.0 Abuse of antacids
F55.1 Abuse of herbal or folk remedies
F55.2 Abuse of laxatives
F55.3 Abuse of steroids or hormones
F55.4 Abuse of vitamins
F55.8 Abuse of other non-psychoactive substances
F59 Unspecified behavioral syndromes associated with physiological disturbances and physical factors
Psychogenic physiological dysfunction NOS