D22.21 Melanocytic nevi of right ear and external auricular canal

Billable ICD-10-CM code, FY2026.

Applies from D22 Melanocytic nevi

Includes

• atypical nevus
• blue hairy pigmented nevus
• nevus NOS

MS-DRG index

Defines the logic of DRG(s) 606-607 in MDC 09.

Approximate ICD-9-CM (GEMs)

• 216.2 Benign neoplasm of ear and external auditory canal (approximate)

Code annotations containing back-references to D22.21

Back-references to D22.2

• Type 1 Excludes: D14.0 Benign neoplasm of middle ear, nasal cavity and accessory sinuses ("benign neoplasm of auricular canal (external) (D22.2-, D23.2-)")
• Type 1 Excludes: D14.0 Benign neoplasm of middle ear, nasal cavity and accessory sinuses ("benign neoplasm of ear (external)(skin) (D22.2-, D23.2-)")

Back-references to D22

• Type 1 Excludes: D18 Hemangioma and lymphangioma, any site ("blue or pigmented nevus (D22.-)")
• Type 1 Excludes: D18 Hemangioma and lymphangioma, any site ("nevus NOS (D22.-)")
• Type 2 Excludes: D23 Other benign neoplasms of skin ("melanocytic nevi (D22.-)")
• Type 1 Excludes: I78.1 Nevus, non-neoplastic ("nevus NOS (D22.-)")
• Type 2 Excludes: I78.1 Nevus, non-neoplastic ("blue nevus (D22.-)")
• Type 2 Excludes: I78.1 Nevus, non-neoplastic ("hairy nevus (D22.-)")
• Type 2 Excludes: I78.1 Nevus, non-neoplastic ("melanocytic nevus (D22.-)")
• Type 2 Excludes: I78.1 Nevus, non-neoplastic ("pigmented nevus (D22.-)")
• Type 2 Excludes: Q82.5 Congenital non-neoplastic nevus ("nevus NOS (D22.-)")
• Type 2 Excludes: Q82.5 Congenital non-neoplastic nevus ("melanocytic nevus (D22.-)")
• Type 2 Excludes: Q82.5 Congenital non-neoplastic nevus ("pigmented nevus (D22.-)")

Nearby codes

• D22.12 Melanocytic nevi of left eyelid, including canthus
• D22.121 Melanocytic nevi of left upper eyelid, including canthus
• D22.122 Melanocytic nevi of left lower eyelid, including canthus
• D22.2 Melanocytic nevi of ear and external auricular canal
• D22.20 Melanocytic nevi of unspecified ear and external auricular canal
• D22.21 Melanocytic nevi of right ear and external auricular canal (this code)
• D22.22 Melanocytic nevi of left ear and external auricular canal
• D22.3 Melanocytic nevi of other and unspecified parts of face
• D22.30 Melanocytic nevi of unspecified part of face
• D22.39 Melanocytic nevi of other parts of face
• D22.4 Melanocytic nevi of scalp and neck