Q77.4
Achondroplasia
- Release
- FY 2027
- Effective
Hierarchy
Where Q77.4 sits in the official hierarchy. Each level is the code it is classified under.
- Q77 Parent Osteochondrodysplasia with defects of growth of tubular bones and spine
- Q77.4 This code Achondroplasia
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Inclusion Terms
Hypochondroplasia
Inclusion Terms
Osteosclerosis congenita
Excludes1
mucopolysaccharidosis (E76.0-E76.3)
Inherited from Q77 — Osteochondrodysplasia with defects of growth of tubular bones and spine
Version History
How Q77.4 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentAchondroplasia
-
FY 2026 Effective
UnchangedAchondroplasia
Related Codes
Other codes under Q77
- Q77.0 Achondrogenesis Billable
- Q77.1 Thanatophoric short stature Billable
- Q77.2 Short rib syndrome Billable
- Q77.3 Chondrodysplasia punctata Billable
- Q77.5 Diastrophic dysplasia Billable
- Q77.6 Chondroectodermal dysplasia Billable
- Q77.7 Spondyloepiphyseal dysplasia Billable
- Q77.8 Other osteochondrodysplasia with defects of growth of tubular bones and spine Billable
- Q77.9 Osteochondrodysplasia with defects of growth of tubular bones and spine, unspecified Billable
Codes whose official notes reference Q77.4
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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