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F50.84

F50.84: Rumination disorder in adults

Billable / specific codeICD-10-CM

F50.84 is a billable, specific ICD-10-CM code for rumination disorder in adults. It is valid for submission on a claim.

Check F50.84 with the rest of the claim: free scrubber

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • rumination disorder in infancy and childhood (F98.21)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Rumination disorder in adults, in remission

Excludes1 inherited from the categories above F50.84

A category’s note binds every code beneath it.

Written on F50: Eating disorders

  • anorexia NOS (R63.0)
  • feeding problems of newborn (P92.-)
  • polyphagia (R63.2)

Excludes2 inherited from the categories above F50.84

Not part of this code, but both may be coded when both are present.

Written on F50: Eating disorders

  • feeding difficulties (R63.3-)
  • feeding disorder in infancy or childhood (F98.2-)

Other codes that can never be billed with F50.84

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • F98.21Rumination disorder of infancy and childhood
  • Z72.4Inappropriate diet and eating habits
  • P92Feeding problems of newborn

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

F50.84 is named in 8 Medicare coverage policies: 8 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A53057Billing and Coding: Home Health Occupational Therapy
  • A53064Billing and Coding: Outpatient Occupational Therapy
  • A56850Billing and Coding: Psychiatric Partial Hospitalization Programs
  • A56937Billing and Coding: Psychiatry and Psychology Services

Alphabetic index entries that lead here

  • Rumination›in adults(in remission)
  • Disorder›rumination›adult(in remission)
  • Disorder›eating›rumination›adult(in remission)

Code history

  • addedFY2024-FY2027

    Rumination disorder in adults

Other codes under F50.8

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.