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ICD10BillableValid for clinical use

ICD-10 Code D23.22: Other benign neoplasm of skin of left ear and external auricular canal

D23.22 is a billable ICD-10 diagnosis code used to classify Other benign neoplasm of skin of left ear and external auricular canal in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Neoplasms (C00-D49).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Neoplasms (C00-D49).

When is it used?

  • May be used when a clinician documents other benign neoplasm of skin of left ear and external auricular canal in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
2Neoplasms (C00-D49)
block
D10-D36Benign neoplasms, except benign neuroendocrine tumors
category
D23Other benign neoplasms of skin
category
D23.2Other benign neoplasm of skin of ear and external auricular canal
currentD23.2

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

OncologistGeneral PhysicianDermatologistENT Specialist

Coverage-related procedures and services

CPT 17111high
DESTRUCTION (EG, LASER SURGERY, ELECTROSURGERY, CRYOSURGERY, CHEMOSURGERY, SURGICAL CURETTEMENT), OF BENIGN LESIONS OTHER THAN SKIN TAGS OR CUTANEOUS VASCULAR PROLIFERATIVE LESIONS; 15 OR MORE LESIONS
Source: CMS coverage guidance
CPT 17110high
DESTRUCTION (EG, LASER SURGERY, ELECTROSURGERY, CRYOSURGERY, CHEMOSURGERY, SURGICAL CURETTEMENT), OF BENIGN LESIONS OTHER THAN SKIN TAGS OR CUTANEOUS VASCULAR PROLIFERATIVE LESIONS; UP TO 14 LESIONS
Source: CMS coverage guidance
CPT 11440high
EXCISION, OTHER BENIGN LESION INCLUDING MARGINS, EXCEPT SKIN TAG (UNLESS LISTED ELSEWHERE), FACE, EARS, EYELIDS, NOSE, LIPS, MUCOUS MEMBRANE; EXCISED DIAMETER 0.5 CM OR LESS
Source: CMS coverage guidance
CPT 11441high
EXCISION, OTHER BENIGN LESION INCLUDING MARGINS, EXCEPT SKIN TAG (UNLESS LISTED ELSEWHERE), FACE, EARS, EYELIDS, NOSE, LIPS, MUCOUS MEMBRANE; EXCISED DIAMETER 0.6 TO 1.0 CM
Source: CMS coverage guidance
CPT 11442high
EXCISION, OTHER BENIGN LESION INCLUDING MARGINS, EXCEPT SKIN TAG (UNLESS LISTED ELSEWHERE), FACE, EARS, EYELIDS, NOSE, LIPS, MUCOUS MEMBRANE; EXCISED DIAMETER 1.1 TO 2.0 CM
Source: CMS coverage guidance
CPT 11443high
EXCISION, OTHER BENIGN LESION INCLUDING MARGINS, EXCEPT SKIN TAG (UNLESS LISTED ELSEWHERE), FACE, EARS, EYELIDS, NOSE, LIPS, MUCOUS MEMBRANE; EXCISED DIAMETER 2.1 TO 3.0 CM
Source: CMS coverage guidance

Coding guidelines

Common synonyms

Other benign neoplasm of skin of left ear and external auricular canal

Frequently asked questions

Code details

CodeD23.22
SystemICD10
Display nameOther benign neoplasm of skin of left ear and external auricular canal
ChapterNeoplasms (C00-D49)
BlockBenign neoplasms, except benign neuroendocrine tumors

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code D23.22 for Other benign neoplasm of skin of left ear and external auricular canal | HealthAssure