ICD-10-CM Billable Code

K63.822

Small intestinal fungal overgrowth

Clinical Classification Guidelines

Medical Intelligence & Overview

Small intestinal fungal overgrowth (SIFO) is a condition where an excessive amount of fungi, particularly yeast, accumulate in the small intestine. This overgrowth can disrupt normal digestive processes and lead to a range of gastrointestinal symptoms. Accurate diagnosis and management are essential to alleviate discomfort and prevent related complications.

Causes & Symptoms

Clinical Causes: Disruption of normal intestinal flora due to antibiotics or other medications Impaired immune system function Structural abnormalities like strictures or fistulas Decreased gastric acid production (achlorhydria) Use of certain medications such as proton pump inhibitors Underlying gastrointestinal diseases such as Crohn’s disease or celiac disease Altered motility of the gastrointestinal tract

Key Symptoms: Bloating and abdominal distention Gas and belching Diarrhea or altered bowel habits Nausea and sometimes vomiting Unexplained weight loss Malnutrition and nutrient deficiencies Fatigue and general malaise Indigestion and discomfort after eating

Diagnostic & Treatment

Diagnosis Path: Diagnosing small intestinal fungal overgrowth involves a combination of clinical evaluation and laboratory tests. Techniques may include breath tests to detect abnormal fermentation of sugars, intestinal fluid analysis through endoscopy, and stool tests for fungal overgrowth. A detailed medical history and assessment of symptoms help guide appropriate testing.

Treatment Protocols: Treatment typically focuses on reducing fungal overgrowth and restoring normal intestinal balance. Antifungal medications, such as fluconazole or nystatin, are commonly used. Additionally, dietary modifications, including reducing sugar and refined carbohydrate intake, may help inhibit fungal growth. Probiotics might be recommended to support healthy gut flora, and addressing underlying causes such as medication use or structural issues is essential for long-term management.

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

Clinical Advice & FAQs

Billing Guidance

Is K63.822 a billable ICD-10 code?
Yes, K63.822 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report K63.822?
Clinical documentation must specify the nature of Small intestinal fungal overgrowth and any associated comorbidities for accurate reporting.

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