S90.82 Blister (nonthermal) of foot

Non-billable header with 3 child codes.

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

Codes under S90.82

• S90.821 Blister (nonthermal), right foot
• S90.822 Blister (nonthermal), left foot
• S90.829 Blister (nonthermal), unspecified foot

Code annotations containing back-references to S90.82

Back-references to S90

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

Diagnosis Index entries for S90.82

• Blister (nonthermal) › foot (except toe(s) alone)

Nearby codes

• S90.812S Abrasion, left foot, sequela
• S90.819 Abrasion, unspecified foot
• S90.819A Abrasion, unspecified foot, initial encounter
• S90.819D Abrasion, unspecified foot, subsequent encounter
• S90.819S Abrasion, unspecified foot, sequela
• S90.82 Blister (nonthermal) of foot (this code)
• S90.821 Blister (nonthermal), right foot
• S90.821A Blister (nonthermal), right foot, initial encounter
• S90.821D Blister (nonthermal), right foot, subsequent encounter
• S90.821S Blister (nonthermal), right foot, sequela
• S90.822 Blister (nonthermal), left foot