S90.861A Insect bite (nonvenomous), right foot, initial encounter

Billable ICD-10-CM code, FY2026.

Built from S90.861 with 7th character A (initial encounter).

Applies from S90 Superficial injury of ankle, foot and toes

7th character note

• The appropriate 7th character is to be added to each code from category S90

7th character required

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

Code annotations containing back-references to S90.861A

Back-references to S90.86

• Type 1 Excludes: S91.35 Open bite of foot ("superficial bite of foot (S90.86-, S90.87-)")

Back-references to S90

• Type 2 Excludes: S80 Superficial injury of knee and lower leg ("superficial injury of ankle and foot (S90.-)")

Nearby codes

• S90.859A Superficial foreign body, unspecified foot, initial encounter
• S90.859D Superficial foreign body, unspecified foot, subsequent encounter
• S90.859S Superficial foreign body, unspecified foot, sequela
• S90.86 Insect bite (nonvenomous) of foot
• S90.861 Insect bite (nonvenomous), right foot
• S90.861A Insect bite (nonvenomous), right foot, initial encounter (this code)
• S90.861D Insect bite (nonvenomous), right foot, subsequent encounter
• S90.861S Insect bite (nonvenomous), right foot, sequela
• S90.862 Insect bite (nonvenomous), left foot
• S90.862A Insect bite (nonvenomous), left foot, initial encounter
• S90.862D Insect bite (nonvenomous), left foot, subsequent encounter