R18.8Billable
Other ascites
- Chapter
- 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
- Category
- R18
- Effective date
- October 1, 2026
Related codes in category R18
Frequently asked questions
What is ICD-10 code R18.8?
R18.8 is an ICD-10-CM diagnosis code for Other ascites.
Is R18.8 a billable code?
Yes. R18.8 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is R18.8 in?
R18.8 falls under Chapter 18: Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
When did R18.8 become effective?
R18.8 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to R18.8?
R18.8 belongs to category R18, which includes 2 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.