2021 ICD-10-CM Code F50.0

Anorexia nervosa

Version 2021

Not Valid for Submission

F50.0 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of anorexia nervosa. The code is not specific and is NOT valid for the year 2021 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

ICD-10:F50.0
Short Description:Anorexia nervosa
Long Description:Anorexia nervosa

Code Classification

Specific Coding for Anorexia nervosa

Non-specific codes like F50.0 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for anorexia nervosa:

  • BILLABLE CODE - Use F50.00 for Anorexia nervosa, unspecified
  • BILLABLE CODE - Use F50.01 for Anorexia nervosa, restricting type
  • BILLABLE CODE - Use F50.02 for Anorexia nervosa, binge eating/purging type

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more. The following references are applicable to the code F50.0:


Type 1 Excludes

Type 1 Excludes
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.

Clinical Information

Information for Patients


Eating Disorders

Also called: Anorexia nervosa, Binge eating, Bulimia

Eating disorders are serious behavior problems. They can include severe overeating or not consuming enough food to stay healthy. They also involve extreme concern about your shape or weight.

Types of eating disorders include

Women are more likely than men to have eating disorders. They usually start in the teenage years and often occur along with depression, anxiety disorders, and substance abuse.

Eating disorders can lead to heart and kidney problems and even death. Getting help early is important. Treatment involves monitoring, talk therapy, nutritional counseling, and sometimes medicines.

NIH: National Institute of Mental Health


[Learn More in MedlinePlus]

Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)