ICD-10-CM · Chapter 11 · K00–K95
K63.8211
Small intestinal bacterial overgrowth, hydrogen-subtype
Diseases of the digestive system
Quick facts
- Code
- K63.8211
- Type
- Billable code
- ICD-10-CM chapter
- Chapter 11 — Diseases of the digestive system
- Category
- K63 — Other diseases of intestine
- Specificity
- 7 characters
How coders use this code
ICD-10-CM K63.8211 is a billable, fully specified code, so it can be reported directly on a claim to document a diagnosis of small intestinal bacterial overgrowth, hydrogen-subtype. Coders assign it when the chart documentation supports this level of detail, always matching to the most specific code available and verifying against the chapter-specific guidelines published annually by NCHS/CMS.
Related codes in K63
- K63Other diseases of intestine
- K63.0Abscess of intestine
- K63.1Perforation of intestine (nontraumatic)
- K63.2Fistula of intestine
- K63.3Ulcer of intestine
- K63.4Enteroptosis
- K63.5Polyp of colon
- K63.8Other specified diseases of intestine
- K63.81Dieulafoy lesion of intestine
- K63.82Intestinal microbial overgrowth
- K63.821Small intestinal bacterial overgrowth
- K63.8212Small intestinal bacterial overgrowth, hydrogen sulfide-subtype
- K63.8219Small intestinal bacterial overgrowth, unspecified
- K63.822Small intestinal fungal overgrowth
- K63.829Intestinal methanogen overgrowth, unspecified
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