MCMedicalCodingSoftware
N62

N62: Hypertrophy of breast

Billable / specific codeICD-10-CM

N62 is a billable, specific ICD-10-CM code for hypertrophy of breast. It is valid for submission on a claim.

Check N62 with the rest of the claim: free scrubber

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • breast engorgement of newborn (P83.4)
  • disproportion of reconstructed breast (N65.1)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Gynecomastia
  • Hypertrophy of breast NOS
  • Massive pubertal hypertrophy of breast

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

N62 is named in 9 Medicare coverage policies: 9 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A52849Billing and Coding: Breast Imaging: Breast Echography (Sonography)/Breast MRI/Ductography
  • A56448Billing and Coding: Breast Imaging Mammography/Breast Echography (Sonography)/Breast MRI/Ductography
  • A56587Billing and Coding: Cosmetic and Reconstructive Surgery
  • A56658Billing and Coding: Cosmetic and Reconstructive Surgery

Alphabetic index entries that lead here

  • Gynecomastia
  • Mammoplasia
  • Mastoplasia, mastoplastia
  • Excess, excessive, excessively›development, breast
  • Hypertrophy, hypertrophic›breast
  • Hypertrophy, hypertrophic›nipple
  • Hyperplasia, hyperplastic›epithelial›nipple
  • Hypertrophy, hypertrophic›breast›pubertal, massive
  • Hypertrophy, hypertrophic›breast›senile(parenchymatous)

Code history

Unchanged in every release from FY2024 to FY2027.

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.