| Full description | Blister (nonthermal) of right upper arm, subsequent encounter |
| Billable | Yes |
| Chapter | Chapter 19: Injury, poisoning and certain other consequences of external causes (S00-T88) |
| Section | Injuries to the shoulder and upper arm (S40-S49) |
| Parent code | S40.821 — Blister (nonthermal) of right upper arm |