L40.5

Non-Billable
ChapterL00–L99
Ranksubcategory
Official Description

Arthropathic psoriasis

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 12: Diseases of the Skin and Subcutaneous Tissue (L00-L99).
General instructions are available for the parent sections:
View CH12 Notes

Clinical Hierarchy

CH12Diseases of the skin and subcutaneous tissue (L00-L99)
L40-L45Papulosquamous disorders (L40-L45)
L40Psoriasis
L40.5Arthropathic psoriasis
L40.50Arthropathic psoriasis, unspecified
L40.51Distal interphalangeal psoriatic arthropathy
L40.52Psoriatic arthritis mutilans
L40.53Psoriatic spondylitis
L40.54Psoriatic juvenile arthropathy
L40.59Other psoriatic arthropathy

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to L40.5:

chapterCH12
Diseases of the skin and subcutaneous tissue (L00-L99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to L40.5. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

17 raw paths
Arthritis, arthritic (acute) (chronic) (nonpyogenic) (subacute)4 unique routes
in (due to)
psoriasis→L40.5
juvenile
psoriatic→L40.5
mutilans (psoriatic)→L40.5
psoriatic→L40.5
Arthropathy6 unique routes
distal interphalangeal, psoriatic→L40.5
in (due to)
psoriasis NOS→L40.5
juvenile
psoriatic→L40.5
mutilans (psoriatic)→L40.5
psoriatic NEC→L40.5(2 variants)
interphalangeal, distal→L40.5
Psoriasis6 unique routes
arthropathic→L40.5(6 variants)
arthritis mutilans→L40.5
distal interphalangeal→L40.5
juvenile→L40.5
other specified→L40.5
spondylitis→L40.5
Spondylitis (chronic)1 unique routes
psoriatic→L40.5

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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