MCMedicalCodingSoftware
J94.0

J94.0: Chylous effusion

Billable / specific codeICD-10-CM

J94.0 is a billable, specific ICD-10-CM code for chylous effusion. It is valid for submission on a claim.

Check J94.0 with the rest of the claim: free scrubber

Inclusion terms

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

  • Chyliform effusion

Excludes1 inherited from the categories above J94.0

A category’s note binds every code beneath it.

Written on J94: Other pleural conditions

  • pleurisy NOS (R09.1)
  • traumatic hemopneumothorax (S27.2)
  • traumatic hemothorax (S27.1)
  • tuberculous pleural conditions (current disease) (A15.-)

Other codes that can never be billed with J94.0

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

  • J90Pleural effusion, not elsewhere classified

Risk adjustment

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

Medicare coverage

J94.0 is named in 8 Medicare coverage policies: 8 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56464Billing and Coding: Flow Cytometry
  • A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
  • A56717Billing and Coding: Respiratory Therapy (Respiratory Care)
  • A56730Billing and Coding: Respiratory Therapy and Oximetry Services

Alphabetic index entries that lead here

  • Chylothorax(nonfilarial)
  • Effusion›chylous, chyliform(pleura)
  • Effusion›pleura, pleurisy, pleuritic, pleuropericardial›chylous, chyliform
  • Pleurisy›with›effusion›chylous, chyliform

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under J94

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.