ICD-10-CM Alphabetic Index · FY 2027 34 Entries
Yaws in the ICD-10-CM Index ICD-10-CM
The main term Yaws carries 34 index entries pointing to 10 ICD-10-CM codes. The default entry is A66.9, the code the bare main term maps to; every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2027 index fileEffective Oct 1, 2026 – Sep 30, 2027
34
Index Entries
10
Codes Referenced
A66.9
Default Code
Y
Letter
34 of 34 shown
ICD-10-CM
Index Entries Under Yaws 34 entries · 10 codes
Yaws A66.9
bone lesions A66.6
butter A66.1
chancre A66.0
cutaneous, less than five years after infection A66.2
early (cutaneous) (macular) (maculopapular) (micropapular) (papular) A66.2
frambeside A66.2
skin lesions NEC A66.2
eyelid A66.2
ganglion A66.6
gangosis, gangosa A66.5
gumma, gummata A66.4
bone A66.6
gummatous
frambeside A66.4
osteitis A66.6
periostitis A66.6
hydrarthrosis A66.6 see also subcategory M14.8-
hyperkeratosis (early) (late) A66.3
initial lesions A66.0
joint lesions A66.6 see also subcategory M14.8-
juxta-articular nodules A66.7
late nodular (ulcerated) A66.4
latent (without clinical manifestations) (with positive serology) A66.8
mother A66.0
mucosal A66.7
multiple papillomata A66.1
nodular, late (ulcerated) A66.4
osteitis A66.6
papilloma, plantar or palmar A66.1
periostitis (hypertrophic) A66.6
specified NEC A66.7
ulcers A66.4
wet crab A66.1
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Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2027 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2026 through September 30, 2027.
