ICD-10-CM › F01-F99 › F50-F59 › F50.8 Other eating disorders › F50.84
F50.84
Rumination disorder in adults
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2025 to now.
- FY2025 Added to the code set Rumination disorder in adults
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from F50 Eating disorders
Excludes1 - never coded here
- anorexia NOS (R63.0)
- feeding problems of newborn (P92.-)
- polyphagia (R63.2)
Excludes2 - not included here
- feeding difficulties (R63.3-)
- feeding disorder in infancy or childhood (F98.2-)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Disorder > feeding
- Food > rejection NEC
- Disorder > eating > rumination
- Feeding > problem > nonorganic
- Disorder > psychogenic NOS > feeding
- Regurgitation > food > with reswallowing
- Rumination > in adults
- Disorder > rumination > adult
- Disorder > eating > rumination > adult
Codes in the same group
| Code | Description | Status |
|---|---|---|
| F50.81 | Binge eating disorder | Not billable |
| F50.82 | Avoidant/restrictive food intake disorder | Valid |
| F50.83 | Pica in adults | Valid |
| F50.89 | Other specified eating disorder | Valid |