Is ICD-10-CM code L70 billable?

No, L70 (Acne) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code L70 belong to?

L70 belongs to Chapter 12 of the ICD-10-CM tabular list: L00–L99 (Diseases of the Skin and Subcutaneous Tissue).

L70Not billable, use a more specific code below

Acne

In Disorders of skin appendages (L60-L75), chapter 12: Diseases of the Skin and Subcutaneous Tissue

8 billable codes under L70: none are a CC or MCC; none map to an HCC.

Instructional notes

Excludes2: not included here, code separately if applicable

acne keloid (L73.0)

Also applies, from Disorders of skin appendages (L60-L75)

These notes sit on L60-L75 and apply to every code under it, including L70.

Excludes1: not coded here, use a different code

congenital malformations of integument (Q84.-)

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

Covers assigning pressure ulcer codes by site and stage, including unstageable, healing, healed, and progressing ulcers, and coding healing or progressing non-pressure chronic ulcers.

Pressure ulcer stage codes (page 58)
Non-Pressure Chronic Ulcers (page 60)

Read Section I.C.12 (page 58)

All codes under L70

L70 can't be used on a claim. Pick a billable code below; grey headings group them.

L70 MS-DRGs

As the principal diagnosis, all 8 billable codes under L70 group to MS-DRG 606 or 607 (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.

About the condition

Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.

Acne

Acne is a common skin disease that causes pimples. Pimples form when hair follicles under your skin clog up. Most pimples form on the face, neck, back, chest, and shoulders. Anyone can get acne, but it is common in teenagers and young adults. It is not serious, but it can cause scars.

Code history

Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.