S30.821A Blister (nonthermal) of abdominal wall, initial encounter

Billable ICD-10-CM code, FY2026.

Built from S30.821 with 7th character A (initial encounter).

Applies from S30 Superficial injury of abdomen, lower back, pelvis and external genitals

Excludes2 (not included here)

• superficial injury of hip (S70.-)

7th character note

• The appropriate 7th character is to be added to each code from category S30

7th character required

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

Diagnosis Index entries for S30.821A

• Blister (nonthermal) › abdominal wall

Nearby codes

• S30.820 Blister (nonthermal) of lower back and pelvis
• S30.820A Blister (nonthermal) of lower back and pelvis, initial encounter
• S30.820D Blister (nonthermal) of lower back and pelvis, subsequent encounter
• S30.820S Blister (nonthermal) of lower back and pelvis, sequela
• S30.821 Blister (nonthermal) of abdominal wall
• S30.821A Blister (nonthermal) of abdominal wall, initial encounter (this code)
• S30.821D Blister (nonthermal) of abdominal wall, subsequent encounter
• S30.821S Blister (nonthermal) of abdominal wall, sequela
• S30.822 Blister (nonthermal) of penis
• S30.822A Blister (nonthermal) of penis, initial encounter
• S30.822D Blister (nonthermal) of penis, subsequent encounter