Q89
Header — not billableOther congenital malformations, not elsewhere classified
The ICD-10 code for other congenital malformations, not elsewhere classified is Q89.
Q89 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 8 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under Q89
- Q89.0Congenital absence and malformations of spleennon-billable header
- Q89.1Congenital malformations of adrenal gland
- Q89.2Congenital malformations of other endocrine glands
- Q89.3Situs inversus
- Q89.4Conjoined twins
- Q89.7Multiple congenital malformations, not elsewhere classified
- Q89.8Other specified congenital malformationsnon-billable header
- Q89.9Congenital malformation, unspecified
Related codes in this category
- Q80Congenital ichthyosisnon-billable header
- Q81Epidermolysis bullosanon-billable header
- Q82Other congenital malformations of skinnon-billable header
- Q83Congenital malformations of breastnon-billable header
- Q84Other congenital malformations of integumentnon-billable header
- Q85Phakomatoses, not elsewhere classifiednon-billable header
- Q86Congenital malformation syndromes due to known exogenous causes, not elsewhere classifiednon-billable header
- Q87Other specified congenital malformation syndromes affecting multiple systemsnon-billable header
- Q89Other congenital malformations, not elsewhere classifiednon-billable header