ICD10BillableValid for clinical use

ICD-10 Code D18.02: Hemangioma of intracranial structures

D18.02 is a billable ICD-10 diagnosis code used to classify Hemangioma of intracranial structures in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Neoplasms (C00-D49).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Neoplasms (C00-D49).

When is it used?

  • May be used when a clinician documents hemangioma of intracranial structures in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
2Neoplasms (C00-D49)
block
D10-D36Benign neoplasms, except benign neuroendocrine tumors
category
D18Hemangioma and lymphangioma, any site
category
D18.0Hemangioma
currentD18.0

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

OncologistGeneral Physician

Coverage-related procedures and services

CPT 81225high
CYP2C19 (CYTOCHROME P450, FAMILY 2, SUBFAMILY C, POLYPEPTIDE 19) (EG, DRUG METABOLISM), GENE ANALYSIS, COMMON VARIANTS (EG, *2, *3, *4, *8, *17)
Source: CMS coverage guidance
CPT 81418high
DRUG METABOLISM (EG, PHARMACOGENOMICS) GENOMIC SEQUENCE ANALYSIS PANEL, MUST INCLUDE TESTING OF AT LEAST 6 GENES, INCLUDING CYP2C19, CYP2D6, AND CYP2D6 DUPLICATION/DELETION ANALYSIS
Source: CMS coverage guidance
CPT 0349Uhigh
DRUG METABOLISM OR PROCESSING (MULTIPLE CONDITIONS), WHOLE BLOOD OR BUCCAL SPECIMEN, DNA ANALYSIS, 27 GENE REPORT, WITH VARIANT ANALYSIS, INCLUDING REPORTED PHENOTYPES AND IMPACTED GENE-DRUG INTERACTIONS
Source: CMS coverage guidance
CPT 70545high
MAGNETIC RESONANCE ANGIOGRAPHY, HEAD; WITH CONTRAST MATERIAL(S)
Source: CMS coverage guidance
CPT 70544high
MAGNETIC RESONANCE ANGIOGRAPHY, HEAD; WITHOUT CONTRAST MATERIAL(S)
Source: CMS coverage guidance
CPT 70546high
MAGNETIC RESONANCE ANGIOGRAPHY, HEAD; WITHOUT CONTRAST MATERIAL(S), FOLLOWED BY CONTRAST MATERIAL(S) AND FURTHER SEQUENCES
Source: CMS coverage guidance

Coding guidelines

Common synonyms

Hemangioma of intracranial structures

Frequently asked questions

Code details

CodeD18.02
SystemICD10
Display nameHemangioma of intracranial structures
ChapterNeoplasms (C00-D49)
BlockBenign neoplasms, except benign neuroendocrine tumors

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
AngioendotheliomaAngiomaAngiomaCyst(colloid) (mucous) (simple) (retention)GlomangiomaGlomangiomyomaHemangioendotheliomaHemangiomaHemangiomaHemangiomaHemangiomaHemangioma

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code D18.02 for Hemangioma of intracranial structures | HealthAssure