Q77 – Osteochondrodysplasia with defects of growth of tubular bones and spine
ICD-10-CM 2027 diagnosis code · Congenital malformations and deformations of the musculoskeletal system
ICD-10-CM code
Q77
- Code
Q77(claims format:Q77)- Description
- Osteochondrodysplasia with defects of growth of tubular bones and spine
- Short description
- Osteochndrdys w defects of growth of tubular bones and spine
- Billable
- No – use a more specific code below
- 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
Billable codes under Q77
Q77 is a header code and cannot be used on claims. Choose the most specific code:
- Q77.0 – AchondrogenesisBillable
- Q77.1 – Thanatophoric short statureBillable
- Q77.2 – Short rib syndromeBillable
- Q77.3 – Chondrodysplasia punctataBillable
- Q77.4 – AchondroplasiaBillable
- Q77.5 – Diastrophic dysplasiaBillable
- Q77.6 – Chondroectodermal dysplasiaBillable
- Q77.7 – Spondyloepiphyseal dysplasiaBillable
- Q77.8 – Other osteochondrodysplasia with defects of growth of tubular bones and spineBillable
- Q77.9 – Osteochondrodysplasia with defects of growth of tubular bones and spine, unspecifiedBillable
Notes for Q77
Excludes2 (not included here):
- congenital myotonic chondrodystrophy (G71.13)
Frequently asked questions
What is ICD-10 code Q77?
Q77 is the ICD-10-CM code for osteochondrodysplasia with defects of growth of tubular bones and spine, in the block Q65-Q79 (Congenital malformations and deformations of the musculoskeletal system).
Is Q77 a billable code?
No. Q77 is a header code with more specific child codes; report one of the billable codes listed above.
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.