What ICD-10 Codes are Used for Milia?
The International Classification of Diseases, Tenth Revision (ICD-10), is a universally accepted medical coding system that classifies and details all known diagnoses, symptoms, and medical procedures. This guide will specifically explore the ICD-10 codes used for diagnosing milia.
- L72.0 - Epidermal cyst: This code is primarily used to diagnose milia. It represents an epidermal cyst, a common skin condition that includes milia. These small, benign lumps filled with keratin protein appear beneath the skin's surface.
- A19.9 - Unspecified mycobacterial disease: Although not exclusive to milia, this code can be applied to skin cysts, including milia. The code signifies unspecified mycobacterial diseases, which may sometimes manifest as skin cysts.
- L74.0 - Miliaria rubra: Also known as prickly heat or sweat rash, Miliaria rubra is a skin condition that may resemble milia. It's characterized by small, itchy red bumps on the skin caused by blocked sweat ducts.
- L72.8 - Other follicular cysts of the skin and subcutaneous tissue: This code encompasses other types of follicular cysts of the skin and subcutaneous tissue, which could include milia. Follicular cysts refer to cysts that originate from the hair follicle.
- L57.0 - Actinic keratosis: Often seen in babies, this code is used to denote 'Milia-Milk-Spots,' a variant of milia. Actinic keratosis refers to rough, scaly patches on the skin caused by excessive exposure to the sun.
- E08.621 - Diabetes mellitus due to underlying condition with foot ulcer: In rare cases, milia may form around healing diabetic foot ulcers. This code is used when such a situation arises.
By familiarizing yourself with these ICD-10 codes for Milia, you can enhance your medical coding proficiency, streamline billing processes, and facilitate effective communication within healthcare settings. For more medical billing and coding information, visit our comprehensive Milia ICD Codes and watch this explainer video below.

