A30.4 Borderline lepromatous leprosy

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applicable to

• BL leprosy

Applies from A30 Leprosy [Hansen's disease]

Includes

• infection due to Mycobacterium leprae

Excludes1 (never code together)

• sequelae of leprosy (B92)

MS-DRG index

Defines the logic of DRG(s) 867-869 in MDC 18.

Approximate ICD-9-CM (GEMs)

• 030.3 Borderline leprosy [group B] (approximate)

Code annotations containing back-references to A30.4

Back-references to A30

• Type 2 Excludes: A31 Infection due to other mycobacteria ("leprosy (A30.-)")
• Code First: H22 Disorders of iris and ciliary body in diseases classified elsewhere ("leprosy (A30.-)")
• Code First: H32 Chorioretinal disorders in diseases classified elsewhere ("leprosy (A30.-)")
• Code First: M01 Direct infections of joint in infectious and parasitic diseases classified elsewhere ("leprosy [Hansen's disease] (A30.-)")
• Code First: M63 Disorders of muscle in diseases classified elsewhere ("leprosy (A30.-)")

Diagnosis Index entries for A30.4

• Leprosy › BL
• Leprosy › borderline (infiltrated) (neuritic) › lepromatous

Nearby codes

• A30 Leprosy [Hansen's disease]
• A30.0 Indeterminate leprosy
• A30.1 Tuberculoid leprosy
• A30.2 Borderline tuberculoid leprosy
• A30.3 Borderline leprosy
• A30.4 Borderline lepromatous leprosy (this code)
• A30.5 Lepromatous leprosy
• A30.8 Other forms of leprosy
• A30.9 Leprosy, unspecified