S20.471A Other superficial bite of right back wall of thorax, initial encounter

Billable ICD-10-CM code, FY2026.

Built from S20.471 with 7th character A (initial encounter).

Applies from S20 Superficial injury of thorax

7th character note

• The appropriate 7th character is to be added to each code from category S20

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Applies from S20.47 Other superficial bite of back wall of thorax

Excludes1 (never code together)

• open bite of back wall of thorax (S21.24)

Code annotations containing back-references to S20.471A

Back-references to S20.47

• Type 1 Excludes: S21.25 Open bite of back wall of thorax without penetration into thoracic cavity ("superficial bite of back wall of thorax (S20.47)")
• Type 1 Excludes: S21.45 Open bite of back wall of thorax with penetration into thoracic cavity ("superficial bite of back wall of thorax (S20.47)")

Nearby codes

• S20.469A Insect bite (nonvenomous) of unspecified back wall of thorax, initial encounter
• S20.469D Insect bite (nonvenomous) of unspecified back wall of thorax, subsequent encounter
• S20.469S Insect bite (nonvenomous) of unspecified back wall of thorax, sequela
• S20.47 Other superficial bite of back wall of thorax
• S20.471 Other superficial bite of right back wall of thorax
• S20.471A Other superficial bite of right back wall of thorax, initial encounter (this code)
• S20.471D Other superficial bite of right back wall of thorax, subsequent encounter
• S20.471S Other superficial bite of right back wall of thorax, sequela
• S20.472 Other superficial bite of left back wall of thorax
• S20.472A Other superficial bite of left back wall of thorax, initial encounter
• S20.472D Other superficial bite of left back wall of thorax, subsequent encounter