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2. ICD-10 Codes
3. Chapter - R00-R99
4. Section - R10-R19
5. Category - R18
6. R18.8

R18.8 - Other ascites

• Applicable to Other ascites
• The 2025 edition of ICD10-CM R18.8 became effective on October 1, 2024.
• This is the American ICD10-CM version of R18.8 - other international versions of ICD10 R18.8 may differ.
• R18.8 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• Ascites NOS
• Peritoneal effusion (chronic)

The following codes above R18.8 contain annotation back-references that may be applicable to R18.8:

• Chapter: R00-R99 - Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
• Section: R10-R19 - Symptoms and signs involving the digestive system and abdomen
• Category: R18 - Ascites

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.