S60.321A Blister (nonthermal) of right thumb, initial encounter

Billable ICD-10-CM code, FY2026.

Built from S60.321 with 7th character A (initial encounter).

Applies from S60 Superficial injury of wrist, hand and fingers

7th character note

• The appropriate 7th character is to be added to each code from category S60

7th character required

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

Code annotations containing back-references to S60.321A

Back-references to S60.3

• Type 2 Excludes: S60.5 Other superficial injuries of hand ("superficial injuries of fingers (S60.3-, S60.4-)")

Back-references to S60

• Type 2 Excludes: S50 Superficial injury of elbow and forearm ("superficial injury of wrist and hand (S60.-)")

Nearby codes

• S60.319A Abrasion of unspecified thumb, initial encounter
• S60.319D Abrasion of unspecified thumb, subsequent encounter
• S60.319S Abrasion of unspecified thumb, sequela
• S60.32 Blister (nonthermal) of thumb
• S60.321 Blister (nonthermal) of right thumb
• S60.321A Blister (nonthermal) of right thumb, initial encounter (this code)
• S60.321D Blister (nonthermal) of right thumb, subsequent encounter
• S60.321S Blister (nonthermal) of right thumb, sequela
• S60.322 Blister (nonthermal) of left thumb
• S60.322A Blister (nonthermal) of left thumb, initial encounter
• S60.322D Blister (nonthermal) of left thumb, subsequent encounter