A66.4
Gummata and ulcers of yaws
Billable code
This code does not map to a risk-adjusting HCC in the loaded models.
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
This code · A66.4
Synonyms
Gummatous frambeside Nodular late yaws (ulcerated)
Inherited from A66Yaws
Includes
bouba frambesia (tropica) pian
Inherited from chapter 1Certain infectious and parasitic diseases
Includes
diseases generally recognized as communicable or transmissible
Excludes 1
certain localized infections - see body system-related chapters
Excludes 2
carrier or suspected carrier of infectious disease (Z22.-) infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-) infectious and parasitic diseases specific to the perinatal period (P35-P39) influenza and other acute respiratory infections (J00-J22)
Use additional
code to identify resistance to antimicrobial drugs (Z16.-)
Official Guidelines for A66.4
FY 2026 ›I.C.1Chapter-specific guidanceChapter 1: Certain Infectious and Parasitic Diseases (A00-B99), U07.1, U09.9
Subsections
- I.C.1.aHuman Immunodeficiency Virus (HIV) Infections
- I.C.1.bInfectious agents as the cause of diseases classified to other chapters
- I.C.1.cInfections resistant to antibiotics
- I.C.1.dSepsis, Severe Sepsis, and Septic Shock Infections resistant to antibiotics
- I.C.1.eMethicillin Resistant Staphylococcus aureus (MRSA) Conditions
- I.C.1.fZika virus infections
- I.C.1.gCoronavirus infections
Find A66.4 in the alphabetic index
11 index paths lead to this code
- Frambeside › gummatous
- Granuloma › tropicum
- Gumma › ulcerative due to yaws
- Gumma › yaws
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative › gumma, due to yaws
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative › yaws
- Yaws › gumma, gummata
- Yaws › late nodular
- Yaws › nodular, late
- Yaws › ulcers
- Yaws › gummatous › frambeside