An epidermoid cyst is a lump under the skin. Epidermoid cysts usually do not require treatment, unless a person wants to have them removed due to cosmetic reasons, or if the cyst becomes infected.

Medicare may cover sebaceous cyst removal if a healthcare professional deems it medically necessary, such as when the cyst affects movement, causes infection, or results in pain. Medicare groups ...

Medicare covers sebaceous cyst removal when medically necessary. This includes cases where the cyst causes bleeding or pain, shows signs of inflammation or infection, or has recently gotten larger.

An epidermal inclusion cyst — also known as an epidermoid cyst, infundibular cyst, keratin cyst, or inclusion cyst — is the most common type of cutaneous cyst. Patients present with a nodule that is ...