ICD-10 Code for Acne
The ICD-10-CM code for acne is L70.9 — Acne, unspecified. This is the code the Alphabetic Index gives for acne with no further qualifier, valid for FY2027 (October 1, 2026 – September 30, 2027).
L70.9 is billable but unspecified. If the documentation names a type, site or cause, one of the more specific codes below is likely expected.
Which acne code should you use?
The Alphabetic Index lists 11 codes under Acne. Which one applies depends on the qualifier documented in the record — the type, site, cause, or associated condition. Find the qualifier below, then verify the code in the Tabular List before using it.
By type
| artificialis | L70.8 | Other acne | |
| atrophica | L70.2 | Acne varioliformis | |
| cachecticorum | L70.8 | Other acne | |
| conglobata | L70.1 | Acne conglobata | |
| cystic | L70.0 | Acne vulgaris | |
| decalvans | L66.2 | Folliculitis decalvans | |
| excoriée | L70.5 | Acne excoriee | |
| frontalis | L70.2 | Acne varioliformis | |
| indurata | L70.0 | Acne vulgaris | |
| infantile | L70.4 | Infantile acne | |
| keloid | L73.0 | Acne keloid | |
| lupoid | L70.2 | Acne varioliformis | |
| necrotic, necrotica | L70.2 | Acne varioliformis | |
| neonatal | L70.4 | Infantile acne | |
| nodular | L70.0 | Acne vulgaris | |
| occupational | L70.8 | Other acne | |
| picker's | L70.5 | Acne excoriee | |
| pustular | L70.0 | Acne vulgaris | |
| rodens | L70.2 | Acne varioliformis | |
| rosacea | L71.9 | Rosacea, unspecified | |
| specified NEC | L70.8 | Other acne | |
| tropica | L70.3 | Acne tropica | |
| varioliformis | L70.2 | Acne varioliformis | |
| vulgaris | L70.0 | Acne vulgaris |
Index terms and codes are reproduced from the official ICD-10-CM FY2027 release. The Alphabetic Index is a finding aid — a code must always be verified in the Tabular List before it is reported. Data sources