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N64.82

Billable

Hypoplasia of breast

N64.82 is the ICD-10-CM code for Hypoplasia of breast. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
N00-N99
Parent
N64.8
Edition
FY2026

N00-N99 Diseases of the genitourinary system

What this means — in plain language

MedlinePlus · NIH

What are birth defects? A birth defect is a problem that happens while a baby is developing in the mother's body. Most birth defects happen during the first 3 months of pregnancy. One out of every 33 babies in the United States is born with a birth defect. A birth defect may affect how the body looks, works, or both. Some birth defects like cleft lip or neural tube defects are structural problems that can be easy to…

Read more about Birth Defects at MedlinePlus ↗

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

Includes

  • •Micromastia

Excludes1 — not coded here

  • •congenital absence of breast (Q83.0)
  • •hypoplasia of native breast in relation to reconstructed breast (N65.1)

Frequently asked questions

What is ICD-10 code N64.82?
N64.82 is the ICD-10-CM code for "Hypoplasia of breast". It falls under N00-N99 Diseases of the genitourinary system.
Is N64.82 a billable code?
Yes — N64.82 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from N64.82?
Excludes1 (not coded here): congenital absence of breast (Q83.0); hypoplasia of native breast in relation to reconstructed breast (N65.1).

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

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