S20 Superficial injury of thoraxNon-billable header with 6 child codes.
S20.0 Contusion of breastS20.1 Other and unspecified superficial injuries of breastS20.2 Contusion of thoraxS20.3 Other and unspecified superficial injuries of front wall of thoraxS20.4 Other and unspecified superficial injuries of back wall of thoraxS20.9 Superficial injury of unspecified parts of thoraxS20 Superficial injury of thorax (this code)S20.0 Contusion of breastS20.00 Contusion of breast, unspecified breastS20.00XA Contusion of breast, unspecified breast, initial encounterS20.00XD Contusion of breast, unspecified breast, subsequent encounterS20.00XS Contusion of breast, unspecified breast, sequela