Q74.1 – Congenital malformation of knee
ICD-10-CM 2027 diagnosis code · Congenital malformations and deformations of the musculoskeletal system
- Code
Q74.1(claims format:Q741)- Description
- Congenital malformation of knee
- 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
- Q65-Q79 Congenital malformations and deformations of the musculoskeletal system
- Parent codes
- Q74
Notes for Q74.1
- Congenital absence of patella
- Congenital dislocation of patella
- Congenital genu valgum
- Congenital genu varum
- Rudimentary patella
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Q74 – Other congenital malformations of limb(s)
Index terms for Q74.1
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Bifid, patella
- Genu, congenital
- Agenesis, patella
- Rudimentary, patella
- Knock knee, congenital
- Genu, varum, congenital
- Anomaly, anomalous, knee
- Genu, valgum, congenital
- Anomaly, anomalous, patella
- Biparta, bipartite, patella
- Genu, extrorsum, congenital
- Genu, introrsum, congenital
- Absence, patella, congenital
- Dislocation, patella, congenital
- Hypoplasia, hypoplastic, patella
- Malposition, congenital, patella
- Elongated, elongation, ligamentum patellae
- Hypertrophy, hypertrophic, meniscus, knee, congenital
Related codes in Q74
- Q74.0 – Other congenital malformations of upper limb(s), including shoulder girdleBillable
- Q74.2 – Other congenital malformations of lower limb(s), including pelvic girdleBillable
- Q74.3 – Arthrogryposis multiplex congenitaBillable
- Q74.8 – Other specified congenital malformations of limb(s)Billable
- Q74.9 – Unspecified congenital malformation of limb(s)Billable
Frequently asked questions
What is ICD-10 code Q74.1?
Q74.1 is the ICD-10-CM code for congenital malformation of knee, in the block Q65-Q79 (Congenital malformations and deformations of the musculoskeletal system).
Is Q74.1 a billable code?
Yes. Q74.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does Q74.1 belong to?
It belongs to category Q74 – Other congenital malformations of limb(s).
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.