K35.219
K35.219: Acute appendicitis with generalized peritonitis, with abscess, unspecified as to perforation
Billable / specific codeICD-10-CM
K35.219 is a billable, specific ICD-10-CM code for acute appendicitis with generalized peritonitis, with abscess, unspecified as to perforation. It is valid for submission on a claim.
Check K35.219 with the rest of the claim: free scrubberInclusion terms
Alternative wordings a physician may use in the chart for this same code.
- (Acute) appendicitis with generalized peritonitis and abscess NOS
Other codes that can never be billed with K35.219
Their own Excludes1 notes name this code, so the conflict is not listed above.
- K65Peritonitis
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Medicare coverage
K35.219 is named in 6 Medicare coverage policies: 6 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A55336Billing and Coding: Retroperitoneal Ultrasound
- A56421Billing and Coding: CT of the Abdomen and Pelvis
- A58710Billing and Coding: MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing
- A58720Billing and Coding: MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing
Alphabetic index entries that lead here
- Appendicitis›with›peritonitis NEC›generalized›with›abscess
- Appendicitis›acute›with›peritonitis NEC›generalized›with›abscess
Code history
Unchanged in every release from FY2024 to FY2027.