S53.123A Posterior subluxation of unspecified ulnohumeral joint, initial encounter

Billable ICD-10-CM code, FY2026.

Built from S53.123 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 S53.1 Subluxation and dislocation of ulnohumeral joint

Applicable to

• Subluxation and dislocation of elbow NOS

Excludes1 (never code together)

• dislocation of radial head alone (S53.0-)

Nearby codes

• S53.122 Posterior subluxation of left ulnohumeral joint
• S53.122A Posterior subluxation of left ulnohumeral joint, initial encounter
• S53.122D Posterior subluxation of left ulnohumeral joint, subsequent encounter
• S53.122S Posterior subluxation of left ulnohumeral joint, sequela
• S53.123 Posterior subluxation of unspecified ulnohumeral joint
• S53.123A Posterior subluxation of unspecified ulnohumeral joint, initial encounter (this code)
• S53.123D Posterior subluxation of unspecified ulnohumeral joint, subsequent encounter
• S53.123S Posterior subluxation of unspecified ulnohumeral joint, sequela
• S53.124 Posterior dislocation of right ulnohumeral joint
• S53.124A Posterior dislocation of right ulnohumeral joint, initial encounter
• S53.124D Posterior dislocation of right ulnohumeral joint, subsequent encounter