D23.21

D23.21: Other benign neoplasm of skin of right ear and external auricular canal

Billable / specific codeICD-10-CMright

D23.21 is a billable, specific ICD-10-CM code for other benign neoplasm of skin of right ear and external auricular canal. It is valid for submission on a claim.

Check D23.21 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above D23.21

A category’s note binds every code beneath it.

Written on D23: Other benign neoplasms of skin

benign lipomatous neoplasms of skin (D17.0-D17.3)

Excludes2 inherited from the categories above D23.21

Not part of this code, but both may be coded when both are present.

Written on D23: Other benign neoplasms of skin

melanocytic nevi (D22.-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

D23.21 is named in 11 Medicare coverage policies: 11 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

A56346Billing and Coding: Removal of Benign and Malignant Skin Lesions
A56464Billing and Coding: Flow Cytometry
A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
A56695Billing and Coding: Implantable Infusion Pump

Code history

Unchanged in every release from FY2024 to FY2027.