D18.00 Hemangioma unspecified site

Billable ICD-10-CM code, FY2026.

Applies from D18 Hemangioma and lymphangioma, any site

Excludes1 (never code together)

• benign neoplasm of glomus jugulare (D35.6)
• blue or pigmented nevus (D22.-)
• nevus NOS (D22.-)
• vascular nevus (Q82.5)

Applies from D18.0 Hemangioma

Applicable to

• Angioma NOS
• Cavernous nevus

MS-DRG index

Defines the logic of DRG(s) 011-013 in MDC PRE.

Approximate ICD-9-CM (GEMs)

• 228.00 Hemangioma of unspecified site

Code annotations containing back-references to D18.00

Back-references to D18.0

• Type 1 Excludes: D21 Other benign neoplasms of connective and other soft tissue ("hemangioma (D18.0-)")
• Type 1 Excludes: D33 Benign neoplasm of brain and other parts of central nervous system ("angioma (D18.0-)")
• Type 1 Excludes: D33 Benign neoplasm of brain and other parts of central nervous system ("hemangioma (D18.0-)")

Back-references to D18

• Type 1 Excludes: D21 Other benign neoplasms of connective and other soft tissue ("benign neoplasm of vascular tissue (D18.-)")
• Type 2 Excludes: Q27 Other congenital malformations of peripheral vascular system ("hemangioma and lymphangioma (D18.-)")

Diagnosis Index entries for D18.00

• Angioendothelioma › benign
• Angioma › plexiform
• Cyst (colloid) (mucous) (simple) (retention) › hemangiomatous
• Glomangioma
• Glomangiomyoma
• Hemangioendothelioma › benign
• Hemangioma
• Hemangioma › arteriovenous
• Hemangioma › cavernous
• Hemangioma › epithelioid
• Hemangioma › histiocytoid
• Hemangioma › infantile
• Hemangioma › intramuscular
• Hemangioma › juvenile
• Hemangioma › plexiform
• Hemangioma › racemose
• Hemangioma › simplex
• Hemangioma › venous
• Hemangioma › verrucous keratotic
• Nevus › capillary
• Nevus › cavernous
• Nevus › hemangiomatous
• Nevus › meaning hemangioma
• Tumor › glomus

Nearby codes

• D18 Hemangioma and lymphangioma, any site
• D18.0 Hemangioma
• D18.00 Hemangioma unspecified site (this code)
• D18.01 Hemangioma of skin and subcutaneous tissue
• D18.02 Hemangioma of intracranial structures
• D18.03 Hemangioma of intra-abdominal structures
• D18.09 Hemangioma of other sites
• D18.1 Lymphangioma, any site