S53.449A Ulnar collateral ligament sprain of unspecified elbow, initial encounter

Billable ICD-10-CM code, FY2026.

Built from S53.449 with 7th character A (initial encounter).

Applies from S53 Dislocation and sprain of joints and ligaments of elbow

Includes

• avulsion of joint or ligament of elbow
• laceration of cartilage, joint or ligament of elbow
• sprain of cartilage, joint or ligament of elbow
• traumatic hemarthrosis of joint or ligament of elbow
• traumatic rupture of joint or ligament of elbow
• traumatic subluxation of joint or ligament of elbow
• traumatic tear of joint or ligament of elbow

Excludes2 (not included here)

• strain of muscle, fascia and tendon at forearm level (S56.-)

Code also

• any associated open wound

7th character note

• The appropriate 7th character is to be added to each code from category S53

7th character required

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

Applies from S53.4 Sprain of elbow

Excludes2 (not included here)

• traumatic rupture of radial collateral ligament (S53.2-)
• traumatic rupture of ulnar collateral ligament (S53.3-)

Code annotations containing back-references to S53.449A

Back-references to S53.44

• Type 1 Excludes: S53.3 Traumatic rupture of ulnar collateral ligament ("sprain of ulnar collateral ligament (S53.44-)")

Back-references to S53.4

• Type 2 Excludes: S56 Injury of muscle, fascia and tendon at forearm level ("sprain of joints and ligaments of elbow (S53.4-)")

Nearby codes

• S53.442 Ulnar collateral ligament sprain of left elbow
• S53.442A Ulnar collateral ligament sprain of left elbow, initial encounter
• S53.442D Ulnar collateral ligament sprain of left elbow, subsequent encounter
• S53.442S Ulnar collateral ligament sprain of left elbow, sequela
• S53.449 Ulnar collateral ligament sprain of unspecified elbow
• S53.449A Ulnar collateral ligament sprain of unspecified elbow, initial encounter (this code)
• S53.449D Ulnar collateral ligament sprain of unspecified elbow, subsequent encounter
• S53.449S Ulnar collateral ligament sprain of unspecified elbow, sequela
• S53.49 Other sprain of elbow
• S53.491 Other sprain of right elbow
• S53.491A Other sprain of right elbow, initial encounter