ICD-10-CM I78: Diseases of capillaries

ICD-10-CM Diagnosis Code (2025)

Official Description for I78

Diseases of capillaries

Coding Notes & Guidelines for I78

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)
Inclusion Terms

Rendu-Osler-Weber disease

Inclusion Terms
  • Araneus nevus
  • Senile nevus
  • Spider nevus
  • Stellar nevus

Child Codes (More Specific Codes for I78):

I78.0 - Hereditary hemorrhagic telangiectasia I78.1 - Nevus, non-neoplastic I78.8 - Other diseases of capillaries I78.9 - Disease of capillaries, unspecified

About ICD-10-CM Code I78 (Diseases of capillaries)

ICD-10-CM code I78 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM I78 became effective on October 1, 2024.

This page provides detailed information about I78 - Diseases of capillaries. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Diseases of capillaries.