L01.1 Impetiginization of other dermatoses

Billable ICD-10-CM code, FY2026.

Applies from L01 Impetigo

Excludes1 (never code together)

• impetigo herpetiformis (L40.1)

MS-DRG index

Defines the logic of DRG(s) 602-603 in MDC 09.

Approximate ICD-9-CM (GEMs)

• 684 Impetigo (approximate)

Code annotations containing back-references to L01.1

Back-references to L01

• Type 2 Excludes: L89 Pressure ulcer ("skin infections (L00-L08)")
• Type 2 Excludes: L97 Non-pressure chronic ulcer of lower limb, not elsewhere classified ("skin infections (L00-L08)")
• Type 2 Excludes: L98.4 Non-pressure chronic ulcer of skin, not elsewhere classified ("skin infections (L00-L08)")
• Type 2 Excludes: L98.A Non-pressure chronic ulcer of upper limb, not elsewhere classified ("skin infections (L00-L08)")

Diagnosis Index entries for L01.1

• Eczema (acute) (chronic) (erythematous) (fissum) (rubrum) (squamous) › impetiginous
• Impetiginization of dermatoses

Nearby codes

• L01.00 Impetigo, unspecified
• L01.01 Non-bullous impetigo
• L01.02 Bockhart's impetigo
• L01.03 Bullous impetigo
• L01.09 Other impetigo
• L01.1 Impetiginization of other dermatoses (this code)