2012 ICD-9-CM Procedure Code 18 
Operations On External Ear
- A child code below 18 with greater detail should be used.
2012 ICD-9-CM Procedure Code 18.0 Incision Of External Ear
- A child code below 18.0 with greater detail should be used.
2012 ICD-9-CM Procedure Code 18.01 Piercing Of Ear Lobe
- 18.01 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.02 Incision Of External Auditory Canal
- 18.02 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.09 Other Incision Of External Ear
- 18.09 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.1 Diagnostic Procedures On External Ear
- A child code below 18.1 with greater detail should be used.
2012 ICD-9-CM Procedure Code 18.11 Otoscopy
- 18.11 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.12 Biopsy Of External Ear
- 18.12 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.19 Other Diagnostic Procedures On External Ear
- 18.19 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.2 Excision Or Destruction Of Lesion Of External Ear
- A child code below 18.2 with greater detail should be used.
2012 ICD-9-CM Procedure Code 18.21 Excision Of Preauricular Sinus
- 18.21 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.29 Excision Or Destruction Of Other Lesion Of External Ear
- 18.29 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.3 Other Excision Of External Ear
- A child code below 18.3 with greater detail should be used.
2012 ICD-9-CM Procedure Code 18.31 Radical Excision Of Lesion Of External Ear
- 18.31 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.39 Other
- 18.39 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.4 Suture Of Laceration Of External Ear
- 18.4 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.5 Surgical Correction Of Prominent Ear
- 18.5 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.6 Reconstruction Of External Auditory Canal
- 18.6 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.7 Other Plastic Repair Of External Ear
- A child code below 18.7 with greater detail should be used.
2012 ICD-9-CM Procedure Code 18.71 Construction Of Auricle Of Ear
- 18.71 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.72 Reattachment Of Amputated Ear
- 18.72 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.79 Other Plastic Repair Of External Ear
- 18.79 is a specific code and is valid to identify a procedure.
2012 ICD-9-CM Procedure Code 18.9 Other Operations On External Ear
- 18.9 is a specific code and is valid to identify a procedure.