S20.161A Insect bite (nonvenomous) of breast, right breast, initial encounter

Billable ICD-10-CM code, FY2026.

Built from S20.161 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

Nearby codes

• S20.159A Superficial foreign body of breast, unspecified breast, initial encounter
• S20.159D Superficial foreign body of breast, unspecified breast, subsequent encounter
• S20.159S Superficial foreign body of breast, unspecified breast, sequela
• S20.16 Insect bite (nonvenomous) of breast
• S20.161 Insect bite (nonvenomous) of breast, right breast
• S20.161A Insect bite (nonvenomous) of breast, right breast, initial encounter (this code)
• S20.161D Insect bite (nonvenomous) of breast, right breast, subsequent encounter
• S20.161S Insect bite (nonvenomous) of breast, right breast, sequela
• S20.162 Insect bite (nonvenomous) of breast, left breast
• S20.162A Insect bite (nonvenomous) of breast, left breast, initial encounter
• S20.162D Insect bite (nonvenomous) of breast, left breast, subsequent encounter