I78.1

ICD-10Billable

Nevus, non-neoplastic

Official ICD-10-CM descriptor (FY2026)

Nevus, non-neoplastic

I78.1 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

  • Araneus nevus
  • Senile nevus
  • Spider nevus
  • Stellar nevus

Excludes1

Not coded here. An Excludes1 code should never be reported at the same time as the code above it.

  • nevus NOS (D22.-)
  • vascular NOS (Q82.5)

Excludes2

Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.

  • blue nevus (D22.-)
  • flammeus nevus (Q82.5)
  • hairy nevus (D22.-)
  • melanocytic nevus (D22.-)
  • pigmented nevus (D22.-)
  • portwine nevus (Q82.5)
  • sanguineous nevus (Q82.5)
  • strawberry nevus (Q82.5)
  • verrucous nevus (Q82.5)

Related codes in I78

Where this code sits

Parent code
I78

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.

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