T33.511A Superficial frostbite of right wrist, initial encounter

Billable ICD-10-CM code, FY2026.

Built from T33.511 with 7th character A (initial encounter).

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 T33.511A

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

• T33.42XD Superficial frostbite of left arm, subsequent encounter
• T33.42XS Superficial frostbite of left arm, sequela
• T33.5 Superficial frostbite of wrist, hand, and fingers
• T33.51 Superficial frostbite of wrist
• T33.511 Superficial frostbite of right wrist
• T33.511A Superficial frostbite of right wrist, initial encounter (this code)
• T33.511D Superficial frostbite of right wrist, subsequent encounter
• T33.511S Superficial frostbite of right wrist, sequela
• T33.512 Superficial frostbite of left wrist
• T33.512A Superficial frostbite of left wrist, initial encounter
• T33.512D Superficial frostbite of left wrist, subsequent encounter