Question 1

Is K65 a billable ICD-10 code?

Accepted Answer

No, K65 is not a billable code. It is a category code that requires additional specificity. You must select a more specific code from the subcategories for billing purposes.

Question 2

What does ICD-10 code K65 mean?

Accepted Answer

ICD-10-CM code K65 represents Peritonitis. This code is part of the International Classification of Diseases, 10th Revision, Clinical Modification used for medical coding and billing in the United States.

Question 3

When was ICD-10 code K65 introduced?

Accepted Answer

Code K65 has been part of ICD-10-CM since 2016, when the coding system was mandated for use in the United States. This code was included in the original US implementation.

Question 4

What is the parent category for ICD-10 code K65?

Accepted Answer

The parent category for K65 is section:K65-K68 (Diseases of peritoneum and retroperitoneum (K65-K68)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

What conditions are excluded from K65?

Accepted Answer

Code K65 has Type 1 Excludes (mutually exclusive conditions) including: acute appendicitis with generalized peritonitis (K35.2-); aseptic peritonitis (T81.6); benign paroxysmal peritonitis (E85.0) and 14 more conditions. These conditions cannot be coded together with K65 as they represent different diagnoses.

Question 6

Should I use additional codes with K65?

Accepted Answer

Yes, when coding K65, consider adding codes for: code (B95-B97), to identify infectious agent, if known. Additional codes provide more specificity about the patient's condition.

K652026

Excludes117Not coded together

Excludes28Not included here

Code Also1Consider additional code

Use Additional Code1Add code for detail