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ICD-10/S46.10

S46.10 ICD-10-CM Code: Unspecified injury of muscle, fascia and tendon of long head of biceps

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

Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.

Official Registry Overview & Definition

Unspecified injury of muscle, fascia and tendon of long head of biceps is a non-billable ICD-10-CM category code (S46.10). A more specific billable subcode must be selected for claims submission.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for S46.10 in the official ICD-10-CM tabular list.

Includes

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

  • 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.

  • injury of muscle, fascia and tendon at elbow (S56.-)
  • sprain of joints and ligaments of shoulder girdle (S43.9)
  • burns and corrosions (T20-T32)
  • frostbite (T33-T34)
  • injuries of elbow (S50-S59)
  • insect bite or sting, venomous (T63.4)

Code Also

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

  • any associated open wound (S41.-)

Frequently Asked Questions (FAQ) & Clinical Guidance

Can S46.10 be billed directly?

No. S46.10 (Unspecified injury of muscle, fascia and tendon of long head of biceps) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

Does S46.10 require a 7th character?

Yes. The appropriate 7th character is to be added to each code from category S46.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to S46.10 in its code family, with their registry titles.

  • S46.099 — Other injury of muscle(s) and tendon(s) of the rotator cuff of unspecified shoulder
  • S46.099A — Other injury of muscle(s) and tendon(s) of the rotator cuff of unspecified shoulder, initial encounter
  • S46.099D — Other injury of muscle(s) and tendon(s) of the rotator cuff of unspecified shoulder, subsequent encounter
  • S46.099S — Other injury of muscle(s) and tendon(s) of the rotator cuff of unspecified shoulder, sequela
  • S46.1 — Injury of muscle, fascia and tendon of long head of biceps
  • S46.101 — Unspecified injury of muscle, fascia and tendon of long head of biceps, right arm
  • S46.101A — Unspecified injury of muscle, fascia and tendon of long head of biceps, right arm, initial encounter
  • S46.101D — Unspecified injury of muscle, fascia and tendon of long head of biceps, right arm, subsequent encounter
  • S46.101S — Unspecified injury of muscle, fascia and tendon of long head of biceps, right arm, sequela
  • S46.102 — Unspecified injury of muscle, fascia and tendon of long head of biceps, left arm

View all codes in the S46 family