I78.1

Nevus, non-neoplastic

Billable code

This code does not map to a risk-adjusting HCC in the loaded models.

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

This code · I78.1
Excludes 1

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

Excludes 2

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)

Synonyms

Araneus nevus Senile nevus Spider nevus Stellar nevus

Inherited from chapter 9Diseases of the circulatory system
Excludes 2

certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) systemic connective tissue disorders (M30-M36) transient cerebral ischemic attacks and related syndromes (G45.-)

Official Guidelines for I78.1

FY 2026 ›
I.C.9Chapter-specific guidanceChapter 9: Diseases of the Circulatory System (I00-I99)

Subsections

Find I78.1 in the alphabetic index

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