2019 ICD-10-CM Diagnosis Code F50.0

Anorexia nervosa

    2016 2017 2018 2019 Non-Billable/Non-Specific Code
  • F50.0 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2019 edition of ICD-10-CM F50.0 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of F50.0 - other international versions of ICD-10 F50.0 may differ.
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as F50.0. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • loss of appetite (
    ICD-10-CM Diagnosis Code R63.0

    Anorexia

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Loss of appetite
    Type 1 Excludes
    • anorexia nervosa (F50.0-)
    • loss of appetite of nonorganic origin (F50.89)
    R63.0
    )
  • psychogenic loss of appetite (
    ICD-10-CM Diagnosis Code F50.89

    Other specified eating disorder

      2017 - New Code 2018 2019 Billable/Specific Code
    Applicable To
    • Pica in adults
    • Psychogenic loss of appetite
    F50.89
    )
The following code(s) above F50.0 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to F50.0:
  • F01-F99
    2019 ICD-10-CM Range F01-F99

    Mental, Behavioral and Neurodevelopmental disorders

    Includes
    • disorders of psychological development
    Type 2 Excludes
    • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
    Mental, Behavioral and Neurodevelopmental disorders
  • F50
    ICD-10-CM Diagnosis Code F50

    Eating disorders

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • anorexia NOS (R63.0)
    • feeding difficulties (R63.3)
    • feeding problems of newborn (P92.-)
    • polyphagia (R63.2)
    Type 2 Excludes
    • feeding disorder in infancy or childhood (F98.2-)
    Eating disorders
Clinical Information
  • A disorder most often seen in adolescent females characterized by a refusal to maintain a minimally normal body weight, an intense fear of gaining weight, a disturbance in body image, and, in postmenarcheal females, the development of amenorrhea.
  • An eating disorder marked by an intense fear of gaining weight, a refusal to maintain a healthy weight, and a distorted body image. People with anorexia nervosa have an abnormal loss of appetite for food, try to avoid eating, and eat as little as possible.
  • An eating disorder that is characterized by the lack or loss of appetite, known as anorexia. Other features include excess fear of becoming overweight; body image disturbance; significant weight loss; refusal to maintain minimal normal weight; and amenorrhea. This disorder occurs most frequently in adolescent females. (apa, thesaurus of psychological index terms, 1994)
  • Syndrome in which the primary features include excessive fear of becoming overweight, body image disturbance, significant weight loss, refusal to maintain minimal normal weight, and amenorrhea. This disorder occurs most frequently in adolescent females.
  • Syndrome in which the primary features include excessive fear of becoming overweight, body image disturbance, significant weight loss, refusal to maintain minimal normal weight, and amenorrhea; disorder occurs most frequently in adolescent females.
Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
Code annotations containing back-references to F50.0:
  • Code First: K31.84
    ICD-10-CM Diagnosis Code K31.84

    Gastroparesis

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Gastroparalysis
    Code First
  • Type 1 Excludes: R63.0
    , R63.6
    ICD-10-CM Diagnosis Code R63.0

    Anorexia

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Loss of appetite
    Type 1 Excludes
    • anorexia nervosa (F50.0-)
    • loss of appetite of nonorganic origin (F50.89)
    ICD-10-CM Diagnosis Code R63.6

    Underweight

      2016 2017 2018 2019 Billable/Specific Code
    Type 1 Excludes
    Use Additional
    • code to identify body mass index (BMI), if known (Z68.-)
ICD-10-CM Codes Adjacent To F50.0
F45.41 Pain disorder exclusively related to psychological factors
F45.42 Pain disorder with related psychological factors
F45.8 Other somatoform disorders
F45.9 Somatoform disorder, unspecified
F48 Other nonpsychotic mental disorders
F48.1 Depersonalization-derealization syndrome
F48.2 Pseudobulbar affect
F48.8 Other specified nonpsychotic mental disorders
F48.9 Nonpsychotic mental disorder, unspecified
F50 Eating disorders
F50.0 Anorexia nervosa
F50.00 …… unspecified
F50.01 …… restricting type
F50.02 …… binge eating/purging type
F50.2 Bulimia nervosa
F50.8 Other eating disorders
F50.81 Binge eating disorder
F50.82 Avoidant/restrictive food intake disorder
F50.89 Other specified eating disorder
F50.9 Eating disorder, unspecified
F51 Sleep disorders not due to a substance or known physiological condition

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.