S41.159A Open bite of unspecified upper arm, initial encounter

Billable ICD-10-CM code, FY2026.

Built from S41.159 with 7th character A (initial encounter).

Applies from S41 Open wound of shoulder and upper arm

Excludes1 (never code together)

• traumatic amputation of shoulder and upper arm (S48.-)

Excludes2 (not included here)

• open fracture of shoulder and upper arm (S42.- with 7th character B or C)

Code also

• any associated wound infection

7th character note

• The appropriate 7th character is to be added to each code from category S41

7th character required

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

Applies from S41.15 Open bite of upper arm

Applicable to

• Bite of upper arm NOS

Excludes1 (never code together)

• superficial bite of upper arm (S40.87)

Code annotations containing back-references to S41.159A

Back-references to S41

• Code Also: S44 Injury of nerves at shoulder and upper arm level ("any associated open wound (S41.-)")
• Code Also: S45 Injury of blood vessels at shoulder and upper arm level ("any associated open wound (S41.-)")
• Code Also: S46 Injury of muscle, fascia and tendon at shoulder and upper arm level ("any associated open wound (S41.-)")

Nearby codes

• S41.152 Open bite of left upper arm
• S41.152A Open bite of left upper arm, initial encounter
• S41.152D Open bite of left upper arm, subsequent encounter
• S41.152S Open bite of left upper arm, sequela
• S41.159 Open bite of unspecified upper arm
• S41.159A Open bite of unspecified upper arm, initial encounter (this code)
• S41.159D Open bite of unspecified upper arm, subsequent encounter
• S41.159S Open bite of unspecified upper arm, sequela