Q78
⚠ Non-billable
Other osteochondrodysplasias
ICD-10-CM · FY2026 · Congenital Malformations, Deformations and Chromosomal Abnormalities
Code
Q78
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Congenital Malformations, Deformations and Chromosomal Abnormalities
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code Q78?
ICD-10-CM code Q78 represents Other osteochondrodysplasias. It is a non-billable header code requiring a more specific subcategory in the Congenital Malformations, Deformations and Chromosomal Abnormalities chapter, effective October 1, 2025 – September 30, 2026.
Is Q78 billable?
No. Q78 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is Q78 in?
Q78 belongs to the Congenital Malformations, Deformations and Chromosomal Abnormalities chapter (Q00–Q99) of ICD-10-CM.
Related codes in the Q78 category
Q78.0
Osteogenesis imperfecta
Billable
Q78.1
Polyostotic fibrous dysplasia
Billable
Q78.2
Osteopetrosis
Billable
Q78.3
Progressive diaphyseal dysplasia
Billable
Q78.4
Enchondromatosis
Billable
Q78.5
Metaphyseal dysplasia
Billable
Q78.6
Multiple congenital exostoses
Billable
Q78.8
Other specified osteochondrodysplasias
Billable
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