I78.1 is the authoritative medical code for Nevus, non-neoplastic. This classification is used in medical billing and clinical recording to specify the clinical criteria for nevus, non-neoplastic (ICD-10-CM I78.1), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Nevus, non-neoplastic is a billable ICD-10-CM diagnosis code I78.1. Inclusion terms: Araneus nevus; Senile nevus; Spider nevus; Stellar nevus. Excludes1 (not coded here): nevus NOS D22.-; vascular NOS Q82.5. Excludes2 (not included here): 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.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for I78.1 in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
- Araneus nevus
- Senile nevus
- Spider nevus
- Stellar nevus
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- nevus NOS D22.-
- vascular NOS Q82.5
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- 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
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with I78.1?
Per Excludes1 instructions, I78.1 must not be reported with: nevus NOS (D22.-); vascular NOS (Q82.5).
Can I78.1 be reported alongside related conditions?
Per Excludes2 instructions, I78.1 and the following may both be reported when both are present: blue nevus (D22.-); flammeus nevus (Q82.5); hairy nevus (D22.-); melanocytic nevus (D22.-).
What conditions are included under I78.1?
Nevus, non-neoplastic includes: Araneus nevus; Senile nevus; Spider nevus; Stellar nevus.
Codes in This Family (4)
Official ICD-10-CM classifications in the same code family as I78.1, with their registry titles.
- I78 — Diseases of capillaries
- I78.0 — Hereditary hemorrhagic telangiectasia
- I78.8 — Other diseases of capillaries
- I78.9 — Disease of capillaries, unspecified
Indexed Clinical Terms (18)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Angioma, capillary
- Angioma, senile
- Angioma, spider
- Angioma, stellate
- Hemangioma, capillary
- Nevus, araneus
- Nevus, non-neoplastic
- Nevus, senile
- Nevus, spider
- Nevus, stellar
- Spider, nevus
- Spider, vascular
- Spots, spotting (in) (of), Cayenne pepper
- Spots, spotting (in) (of), ruby
- Telangiectasia, telangiectasis (verrucous)
- Telangiectasia, telangiectasis (verrucous), spider
- Varix (lower limb), papillary
- Vascular, spider
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code I74.1
Embolism and thrombosis of other and unspecified parts of aorta