Q33.3 – Agenesis of lung
ICD-10-CM 2027 diagnosis code · Congenital malformations of the respiratory system
ICD-10-CM code
Q33.3
- Code
Q33.3(claims format:Q333)- Description
- Agenesis of lung
- 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
- Q30-Q34 Congenital malformations of the respiratory system
- Parent codes
- Q33
Notes for Q33.3
Applicable to:
- Congenital absence of lung (lobe)
Index terms for Q33.3
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in Q33
- Q33.0 – Congenital cystic lungBillable
- Q33.1 – Accessory lobe of lungBillable
- Q33.2 – Sequestration of lungBillable
- Q33.4 – Congenital bronchiectasisBillable
- Q33.5 – Ectopic tissue in lungBillable
- Q33.6 – Congenital hypoplasia and dysplasia of lungBillable
- Q33.8 – Other congenital malformations of lungBillable
- Q33.9 – Congenital malformation of lung, unspecifiedBillable
Frequently asked questions
What is ICD-10 code Q33.3?
Q33.3 is the ICD-10-CM code for agenesis of lung, in the block Q30-Q34 (Congenital malformations of the respiratory system).
Is Q33.3 a billable code?
Yes. Q33.3 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does Q33.3 belong to?
It belongs to category Q33 – Congenital malformations of lung.
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.