S00.402A
BillableUnspecified superficial injury of left ear, initial encounter
S00.402A is the ICD-10-CM code for Unspecified superficial injury of left ear, initial encounter. It is a billable, specific code valid for reimbursement.
S00-T88 Injury, poisoning and certain other consequences of external causes
What this means — in plain language
MedlinePlus · NIHYour ear has three main parts: outer, middle and inner. You use all of them in hearing. Sound waves come in through your outer ear. They reach your middle ear, where they make your eardrum vibrate. The vibrations are transmitted through three tiny bones, called ossicles, in your middle ear. The vibrations travel to your inner ear, a snail-shaped organ. The inner ear makes the nerve impulses that are sent to the…
Read more about Ear Disorders at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Medications indicated for this condition
FDA labeling- Neomycin Sulfate, Polymyxin B Sulfate, and DexamethasoneCorticosteroid [EPC]›
- Neomycin and Polymyxin B Sulfates and DexamethasoneCorticosteroid [EPC]›
- Neomycin Sulfate, Polymyxin B Sulfate and HydrocortisoneCorticosteroid [EPC]›
- Sulfacetamide Sodium and Prednisolone Sodium Phosphate›
- Vitamin C, Zinc, Arnica Montana Extract, Bromelain, Diosmin, Rutin, Citrus Bioflavonoids, Hesperidin Methyl Chalcone›
Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
- What is ICD-10 code S00.402A?
- S00.402A is the ICD-10-CM code for "Unspecified superficial injury of left ear, initial encounter". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
- Is S00.402A a billable code?
- Yes — S00.402A is a billable, specific ICD-10-CM code valid for reimbursement.
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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