A66.4 Gummata and ulcers of yaws

Billable ICD-10-CM code, FY2026.

Applicable to

• Gummatous frambeside
• Nodular late yaws (ulcerated)

Applies from A66 Yaws

Includes

• bouba
• frambesia (tropica)
• pian

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 102.4 Gummata and ulcers due to yaws

Diagnosis Index entries for A66.4

• Frambeside › gummatous
• Granuloma › tropicum
• Gumma (syphilitic) › ulcerative due to yaws
• Gumma (syphilitic) › yaws
• Ulcer, ulcerated, ulcerating, ulceration, ulcerative › gumma, due to yaws
• Ulcer, ulcerated, ulcerating, ulceration, ulcerative › yaws
• Yaws › gumma, gummata
• Yaws › gummatous › frambeside
• Yaws › late nodular (ulcerated)
• Yaws › nodular, late (ulcerated)
• Yaws › ulcers

Nearby codes

• A66 Yaws
• A66.0 Initial lesions of yaws
• A66.1 Multiple papillomata and wet crab yaws
• A66.2 Other early skin lesions of yaws
• A66.3 Hyperkeratosis of yaws
• A66.4 Gummata and ulcers of yaws (this code)
• A66.5 Gangosa
• A66.6 Bone and joint lesions of yaws
• A66.7 Other manifestations of yaws
• A66.8 Latent yaws
• A66.9 Yaws, unspecified