L53.9 Erythematous condition, unspecified

Billable ICD-10-CM code, FY2026.

Applicable to

• Erythema NOS
• Erythroderma NOS

Applies from L53 Other erythematous conditions

Excludes1 (never code together)

• erythema ab igne (L59.0)
• erythema due to external agents in contact with skin (L23-L25)
• erythema intertrigo (L30.4)

MS-DRG index

Defines the logic of DRG(s) 606-607 in MDC 09.

Approximate ICD-9-CM (GEMs)

• 695.9 Unspecified erythematous condition

Diagnosis Index entries for L53.9

• Erythema, erythematous (infectional) (inflammation)
• Erythroderma (secondary)

Nearby codes

• L53.0 Toxic erythema
• L53.1 Erythema annulare centrifugum
• L53.2 Erythema marginatum
• L53.3 Other chronic figurate erythema
• L53.8 Other specified erythematous conditions
• L53.9 Erythematous condition, unspecified (this code)