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Q77.4

Billable

Achondroplasia

Q77.4 is the ICD-10-CM code for Achondroplasia. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
Q00-Q99
Parent
Q77
Edition
FY2026

Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities

What this means — in plain language

MedlinePlus · NIH

People with dwarfism have short stature. This means that their height is under 4' 10" as an adult. They are usually of normal intelligence. Dwarfism most often does happen in families where both parents are of average height. More than 300 different conditions can cause dwarfism. Achondroplasia is the most common type of dwarfism. Achondroplasia is a genetic condition that affects about 1 in 15,000 to 1 in 40,000…

Read more about Dwarfism at MedlinePlus ↗
Achondroplasia ↗Hypochondroplasia ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • •Hypochondroplasia
  • •Osteosclerosis congenita

Frequently asked questions

What is ICD-10 code Q77.4?
Q77.4 is the ICD-10-CM code for "Achondroplasia". It falls under Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities.
Is Q77.4 a billable code?
Yes — Q77.4 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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