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Q77 ICD-10-CM Code: Osteochondrodysplasia with defects of growth of tubular bones and spine

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Official description

Q77

Osteochondrodysplasia with defects of growth of tubular bones and spine

ICD-10-CM diagnosis code · United States clinical modification

Where Q77 sits

  1. 1

    Chapter 17

    Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)

  2. 2

    Section

    Congenital malformations and deformations of the musculoskeletal system (Q65-Q79)

  3. 3

    Category Q77

    Osteochondrodysplasia with defects of growth of tubular bones and spine

  4. 4

    Code Q77

    Osteochondrodysplasia with defects of growth of tubular bones and spine

Codes under Q77

Q77 is a non-billable category. Choose the child code that best matches the documented diagnosis.

Q77.0AchondrogenesisQ77.1Thanatophoric short statureQ77.2Short rib syndromeQ77.3Chondrodysplasia punctataQ77.4AchondroplasiaQ77.5Diastrophic dysplasiaQ77.6Chondroectodermal dysplasiaQ77.7Spondyloepiphyseal dysplasiaQ77.8Other osteochondrodysplasia with defects of growth of tubular bones and spineQ77.9Osteochondrodysplasia with defects of growth of tubular bones and spine, unspecified

Notes for this code

Inclusion terms

No inclusion terms are listed for Q77.

Code first

No “code first” instruction is listed for Q77.

Use additional code

No “use additional code” instruction is listed for Q77.

Excludes1

Conditions that should not be reported together with this code.

  • mucopolysaccharidosis (E76.0-E76.3)

Excludes2

Conditions not included here that may be reported separately when present.

  • congenital myotonic chondrodystrophy (G71.13)

Source and release

Data release
U.S. ICD-10-CM · FY 2027
Effective date
Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Frequently asked questions

What does ICD-10-CM code Q77 mean?

Q77 is the FY 2027 U.S. ICD-10-CM code for “Osteochondrodysplasia with defects of growth of tubular bones and spine.”

Is Q77 a billable or specific ICD-10-CM code?

No. Q77 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is Q77 located in ICD-10-CM?

Q77 is listed in Chapter 17, Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1), within Congenital malformations and deformations of the musculoskeletal system (Q65-Q79) (Q65–Q79), under category Q77, Osteochondrodysplasia with defects of growth of tubular bones and spine.

What coding notes are listed for Q77?

No inclusion terms are listed for Q77 in this reference record. No code-first instruction is listed. Excludes1 notes: mucopolysaccharidosis (E76.0-E76.3). Excludes2 notes: congenital myotonic chondrodystrophy (G71.13).