K65.2
BillableSpontaneous bacterial peritonitis
K65.2 is the ICD-10-CM code for Spontaneous bacterial peritonitis. It is a billable, specific code valid for reimbursement.
K00-K95 Diseases of the digestive system
What this means — in plain language
MedlinePlus · NIHYour peritoneum is the tissue that lines your abdominal wall and covers most of the organs in your abdomen. A liquid, peritoneal fluid, lubricates the surface of this tissue. Disorders of the peritoneum are not common. They include: Peritonitis - an inflammation of the peritoneum Cancer Complications from peritoneal dialysis Your doctor may use imaging tests or lab tests to analyze the peritoneal fluid to diagnose…
Read more about Peritoneal Disorders at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Excludes1 — not coded here
- •bacterial peritonitis NOS (K65.9)
Medications indicated for this condition
FDA labeling- Clindamycin›
- CiprofloxacinFluoroquinolone Antibacterial [EPC]›
- Moxifloxacin›
- TobramycinAminoglycoside Antibacterial [EPC]›
- Gentamicin›
- Ertapenem›
- Ceftriaxone›
- Ampicillin Sodium and Sulbactam Sodium›
- AztreonamMonobactam Antibacterial [EPC]›
- AmikacinAminoglycoside Antibacterial [EPC]›
- Ampicillin and Sulbactam›
- Cefepime›
Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Frequently asked questions
- What is ICD-10 code K65.2?
- K65.2 is the ICD-10-CM code for "Spontaneous bacterial peritonitis". It falls under K00-K95 Diseases of the digestive system.
- Is K65.2 a billable code?
- Yes — K65.2 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from K65.2?
- Excludes1 (not coded here): bacterial peritonitis NOS (K65.9).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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