D23.21Billable
Other benign neoplasm of skin of right ear and external auricular canal
Short description: Oth benign neoplasm skin/ right ear and external auric canal
- Chapter
- 2. Neoplasms
- Category
- D23
- Effective date
- October 1, 2026
Related codes in category D23
D23Other benign neoplasms of skinD23.0Other benign neoplasm of skin of lipYesD23.1Other benign neoplasm of skin of eyelid, including canthusD23.10Oth benign neoplasm skin/ unsp eyelid, including canthusYesD23.11Oth benign neoplasm skin/ right eyelid, including canthusD23.111Other benign neoplasm skin/ right upper eyelid, inc canthusYesD23.112Other benign neoplasm skin/ right lower eyelid, inc canthusYesD23.12Oth benign neoplasm skin/ left eyelid, including canthusD23.121Other benign neoplasm skin/ left upper eyelid, inc canthusYesD23.122Other benign neoplasm skin/ left lower eyelid, inc canthusYesD23.2Oth benign neoplasm skin/ ear and external auricular canalD23.20Oth benign neoplasm skin/ unsp ear and external auric canalYes
Frequently asked questions
What is ICD-10 code D23.21?
D23.21 is an ICD-10-CM diagnosis code for Other benign neoplasm of skin of right ear and external auricular canal.
Is D23.21 a billable code?
Yes. D23.21 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is D23.21 in?
D23.21 falls under Chapter 2: Neoplasms.
When did D23.21 become effective?
D23.21 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to D23.21?
D23.21 belongs to category D23, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.