Q89.9 – Congenital malformation, unspecified
ICD-10-CM 2027 diagnosis code · Other congenital malformations
ICD-10-CM code
Q89.9
- Code
Q89.9(claims format:Q899)- Description
- Congenital malformation, unspecified
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
- Block
- Q80-Q89 Other congenital malformations
- Parent codes
- Q89
Notes for Q89.9
Applicable to:
- Congenital anomaly NOS
- Congenital deformity NOS
Index terms for Q89.9
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Deformity
- Embryopathia NOS
- Defect, defective
- Anomaly, anomalous
- Malformation, umbilicus
- Anomaly, anomalous, back
- Anomaly, anomalous, organ
- Deformity, trunk, congenital
- Deformity, abdomen, congenital
- Deformity, lymphatic system, congenital
- Abnormal, abnormality, abnormalities, anatomical relationship
- Abnormal, abnormality, abnormalities, development, developmental
Related codes in Q89
- Q89.0 – Congenital absence and malformations of spleenHeader
- Q89.1 – Congenital malformations of adrenal glandBillable
- Q89.2 – Congenital malformations of other endocrine glandsBillable
- Q89.3 – Situs inversusBillable
- Q89.4 – Conjoined twinsBillable
- Q89.7 – Multiple congenital malformations, not elsewhere classifiedBillable
- Q89.8 – Other specified congenital malformationsHeader
Frequently asked questions
What is ICD-10 code Q89.9?
Q89.9 is the ICD-10-CM code for congenital malformation, unspecified, in the block Q80-Q89 (Other congenital malformations).
Is Q89.9 a billable code?
Yes. Q89.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does Q89.9 belong to?
It belongs to category Q89 – Other congenital malformations, not elsewhere classified.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.