L40.59

Billable

Other psoriatic arthropathy

L40.59 is the ICD-10-CM code for Other psoriatic arthropathy. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
L00-L99
Parent
L40.5
Edition
FY2026

L00-L99 Diseases of the skin and subcutaneous tissue

What this means — in plain language

MedlinePlus · NIH

Psoriatic arthritis is a condition involving joint inflammation (arthritis) that usually occurs in combination with a skin disorder called psoriasis. Psoriasis is a chronic inflammatory condition characterized by patches of red, irritated skin that are often covered by flaky white scales. People with psoriasis may also have changes in their fingernails and toenails, such as nails that become pitted or ridged,…

Read more about Psoriatic arthritis at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

No additional coding notes for this code.

Medications indicated for this condition

FDA labeling

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 · NIH

Plain-language health-topic references grounded in MedlinePlus (NIH/NLM).

Frequently asked questions

What is ICD-10 code L40.59?
L40.59 is the ICD-10-CM code for "Other psoriatic arthropathy". It falls under L00-L99 Diseases of the skin and subcutaneous tissue.
Is L40.59 a billable code?
Yes — L40.59 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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