A66 Yaws

Category / Non-billable header 10 subcodes

Block: Other spirochetal diseases (A65-A69)

Includes

  • bouba
  • frambesia (tropica)
  • pian

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
A66..0 Initial lesions of yaws Yes
A66..1 Multiple papillomata and wet crab yaws Yes
A66..2 Other early skin lesions of yaws Yes
A66..3 Hyperkeratosis of yaws Yes
A66..4 Gummata and ulcers of yaws Yes
A66..5 Gangosa Yes
A66..6 Bone and joint lesions of yaws Yes
A66..7 Other manifestations of yaws Yes
A66..8 Latent yaws Yes
A66..9 Yaws, unspecified Yes

Last reviewed: September 2026