T33.531S Superficial frostbite of right finger(s), sequela

Billable ICD-10-CM code, FY2026.

Built from T33.531 with 7th character S (sequela).

Applies from T33 Superficial frostbite

Includes

• frostbite with partial thickness skin loss

7th character note

• The appropriate 7th character is to be added to each code from category T33

7th character required

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

Code annotations containing back-references to T33.531S

Back-references to T33.53

• Type 2 Excludes: T33.52 Superficial frostbite of hand ("superficial frostbite of fingers (T33.53-)")

Back-references to T33.5

• Type 2 Excludes: T33.4 Superficial frostbite of arm ("superficial frostbite of wrist and hand (T33.5-)")

Back-references to T33

• Type 2 Excludes: I73 Other peripheral vascular diseases ("frostbite (T33-T34)")
• Type 2 Excludes: T68 Hypothermia ("frostbite (T33-T34)")
• Type 2 Excludes: T69 Other effects of reduced temperature ("frostbite (T33-T34)")

Nearby codes

• T33.529S Superficial frostbite of unspecified hand, sequela
• T33.53 Superficial frostbite of finger(s)
• T33.531 Superficial frostbite of right finger(s)
• T33.531A Superficial frostbite of right finger(s), initial encounter
• T33.531D Superficial frostbite of right finger(s), subsequent encounter
• T33.531S Superficial frostbite of right finger(s), sequela (this code)
• T33.532 Superficial frostbite of left finger(s)
• T33.532A Superficial frostbite of left finger(s), initial encounter
• T33.532D Superficial frostbite of left finger(s), subsequent encounter
• T33.532S Superficial frostbite of left finger(s), sequela
• T33.539 Superficial frostbite of unspecified finger(s)