Z43.9
Billable codeEncounter for attention to unspecified artificial opening
The ICD-10 code for encounter for attention to unspecified artificial opening is Z43.9.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- Z43.0Encounter for attention to tracheostomy
- Z43.1Encounter for attention to gastrostomy
- Z43.2Encounter for attention to ileostomy
- Z43.3Encounter for attention to colostomy
- Z43.4Encounter for attention to other artificial openings of digestive tract
- Z43.5Encounter for attention to cystostomy
- Z43.6Encounter for attention to other artificial openings of urinary tract
- Z43.7Encounter for attention to artificial vagina
- Z43.8Encounter for attention to other artificial openings
- Z43.9Encounter for attention to unspecified artificial opening
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- V559
Associated MS-DRGs
Z43.9 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.