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ICD-10/S43.50

S43.50 ICD-10-CM Code: Sprain of unspecified acromioclavicular joint

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Sprain of unspecified acromioclavicular joint is a non-billable ICD-10-CM category code (S43.50). A more specific billable subcode must be selected for claims submission.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for S43.50 in the official ICD-10-CM tabular list.

Includes

Conditions the official ICD-10-CM tabular list includes under this code.

  • avulsion of joint or ligament of shoulder girdle
  • laceration of cartilage, joint or ligament of shoulder girdle
  • sprain of cartilage, joint or ligament of shoulder girdle
  • traumatic hemarthrosis of joint or ligament of shoulder girdle
  • traumatic rupture of joint or ligament of shoulder girdle
  • traumatic subluxation of joint or ligament of shoulder girdle
  • traumatic tear of joint or ligament of shoulder girdle
  • injuries of axilla
  • injuries of scapular region

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

Code Also

Additional codes that may be required to fully describe the encounter.

  • any associated open wound

Change history

No changes recorded for this code — unchanged since the FY2016 baseline of the change ledger.

Verify Before Coding

From the code registry, the Medicare Code Editor, and the MS-DRG Definitions Manual. Check it against a full claim.

Contextual Map

Every relationship of S43.50 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

Hierarchy

  • S00-T88 — Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) (S00-T88) [Hierarchy]

Nearest codes (40)

  • S43 — Dislocation and sprain of joints and ligaments of shoulder girdle [Sibling]
  • S43.432D — Superior glenoid labrum lesion of left shoulder, subsequent encounter [Sibling]
  • S43.432S — Superior glenoid labrum lesion of left shoulder, sequela [Sibling]
  • S43.439 — Superior glenoid labrum lesion of unspecified shoulder [Sibling]
  • S43.439A — Superior glenoid labrum lesion of unspecified shoulder, initial encounter [Sibling]
  • S43.439D — Superior glenoid labrum lesion of unspecified shoulder, subsequent encounter [Sibling]
  • S43.439S — Superior glenoid labrum lesion of unspecified shoulder, sequela [Sibling]
  • S43.49 — Other sprain of shoulder joint [Sibling]
  • and 32 more

Frequently Asked Questions (FAQ) & Clinical Guidance

Can S43.50 be billed directly?

No. S43.50 (Sprain of unspecified acromioclavicular joint) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

Does S43.50 require a 7th character?

Yes. The appropriate 7th character is to be added to each code from category S43.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to S43.50 in its code family, with their registry titles.

  • S43.499 — Other sprain of unspecified shoulder joint
  • S43.499A — Other sprain of unspecified shoulder joint, initial encounter
  • S43.499D — Other sprain of unspecified shoulder joint, subsequent encounter
  • S43.499S — Other sprain of unspecified shoulder joint, sequela
  • S43.5 — Sprain of acromioclavicular joint
  • S43.50XA — Sprain of unspecified acromioclavicular joint, initial encounter
  • S43.50XD — Sprain of unspecified acromioclavicular joint, subsequent encounter
  • S43.50XS — Sprain of unspecified acromioclavicular joint, sequela
  • S43.51 — Sprain of right acromioclavicular joint
  • S43.51XA — Sprain of right acromioclavicular joint, initial encounter

View all codes in the S43 family