D22.121 Melanocytic nevi of left upper eyelid, including canthus

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) 124-125 in MDC 02.

Code annotations containing back-references to D22.121

Back-references to D22.1

• Type 1 Excludes: D31 Benign neoplasm of eye and adnexa ("benign neoplasm of skin of eyelid (D22.1-, D23.1-)")

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

• D22.10 Melanocytic nevi of unspecified eyelid, including canthus
• D22.11 Melanocytic nevi of right eyelid, including canthus
• D22.111 Melanocytic nevi of right upper eyelid, including canthus
• D22.112 Melanocytic nevi of right lower eyelid, including canthus
• D22.12 Melanocytic nevi of left eyelid, including canthus
• D22.121 Melanocytic nevi of left upper eyelid, including canthus (this code)
• 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
• D22.22 Melanocytic nevi of left ear and external auricular canal