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ICD-10/S59.23

S59.23 ICD-10-CM Code: Salter-Harris Type III physeal fracture of lower end of radius

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

Salter-Harris Type III physeal fracture of lower end of radius is a non-billable ICD-10-CM category code (S59.23). A more specific billable subcode must be selected for claims submission.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for S59.23 in the official ICD-10-CM tabular list.

Excludes2 — Not Included Here

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

  • other and unspecified injuries of wrist and hand (S69.-)
  • burns and corrosions (T20-T32)
  • frostbite (T33-T34)
  • injuries of wrist and hand (S60-S69)
  • insect bite or sting, venomous (T63.4)

Frequently Asked Questions (FAQ) & Clinical Guidance

Can S59.23 be billed directly?

No. S59.23 (Salter-Harris Type III physeal fracture of lower end of radius) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

Does S59.23 require a 7th character?

Yes. The appropriate 7th character is to be added to each code from subcategories S59.0, S59.1, and S59.2.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to S59.23 in its code family, with their registry titles.

  • S59.229D — Salter-Harris Type II physeal fracture of lower end of radius, unspecified arm, subsequent encounter for fracture with routine healing
  • S59.229G — Salter-Harris Type II physeal fracture of lower end of radius, unspecified arm, subsequent encounter for fracture with delayed healing
  • S59.229K — Salter-Harris Type II physeal fracture of lower end of radius, unspecified arm, subsequent encounter for fracture with nonunion
  • S59.229P — Salter-Harris Type II physeal fracture of lower end of radius, unspecified arm, subsequent encounter for fracture with malunion
  • S59.229S — Salter-Harris Type II physeal fracture of lower end of radius, unspecified arm, sequela
  • S59.231 — Salter-Harris Type III physeal fracture of lower end of radius, right arm
  • S59.231A — Salter-Harris Type III physeal fracture of lower end of radius, right arm, initial encounter for closed fracture
  • S59.231D — Salter-Harris Type III physeal fracture of lower end of radius, right arm, subsequent encounter for fracture with routine healing
  • S59.231G — Salter-Harris Type III physeal fracture of lower end of radius, right arm, subsequent encounter for fracture with delayed healing
  • S59.231K — Salter-Harris Type III physeal fracture of lower end of radius, right arm, subsequent encounter for fracture with nonunion

View all codes in the S59 family