S99.242 ICD-10-CM Code: Salter-Harris Type IV physeal fracture of phalanx of left toe
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for S99.242 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.
- burns and corrosions (T20-T32) Compare S99.242 vs T20 →
- fracture of ankle and malleolus (S82.-) Compare S99.242 vs S82 →
- frostbite (T33-T34) Compare S99.242 vs T33 →
- insect bite or sting, venomous (T63.4) Compare S99.242 vs T63.4 →
Change history
- FY2017 — 2016-10-01Added to the code setSalter-Harris Type IV physeal fracture of phalanx of left toeFY2017 changes
Verify Before Coding
- Not billable as written — a more specific code is required: S99.242A, S99.242B, S99.242D, S99.242G, S99.242K.
- Requires a 7th character. "The appropriate 7th character is to be added to each code from subcategories S99.2" Options: S99.242A, S99.242B, S99.242D, S99.242G, S99.242K, S99.242P
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 S99.242 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]
- S90-S99 — Injuries to the ankle and foot [Hierarchy]
Referenced by Excludes2 notes
- S89 — Other and unspecified injuries of lower leg [Excludes2](via S99.-): “other and unspecified injuries of ankle and foot (S99.-)” · check together
- S92.4 — Fracture of great toe [Excludes2](via S99.2.-): “Physeal fracture of phalanx of toe (S99.2-)” · check together
- S92.5 — Fracture of lesser toe(s) [Excludes2](via S99.2.-): “Physeal fracture of phalanx of toe (S99.2-)” · check together
Nearest codes (40)
- S99 — Other and unspecified injuries of ankle and foot [Sibling]
- S99.232K — Salter-Harris Type III physeal fracture of phalanx of left toe, subsequent encounter for fracture with nonunion [Sibling]
- S99.232P — Salter-Harris Type III physeal fracture of phalanx of left toe, subsequent encounter for fracture with malunion [Sibling]
- S99.232S — Salter-Harris Type III physeal fracture of phalanx of left toe, sequela [Sibling]
- S99.239 — Salter-Harris Type III physeal fracture of phalanx of unspecified toe [Sibling]
- S99.239A — Salter-Harris Type III physeal fracture of phalanx of unspecified toe, initial encounter for closed fracture [Sibling]
- S99.239B — Salter-Harris Type III physeal fracture of phalanx of unspecified toe, initial encounter for open fracture [Sibling]
- S99.239D — Salter-Harris Type III physeal fracture of phalanx of unspecified toe, subsequent encounter for fracture with routine healing [Sibling]
- and 32 more
Change history
- FY2017 — Added to the code set [Change history]
Referenced by Other Codes
Official ICD-10-CM tabular notes on other codes that name S99.242 or its code family.
3 Excludes2 notes: S89 (via S99.-), S92.4 (via S99.2.-), S92.5 (via S99.2.-).
Frequently Asked Questions (FAQ) & Clinical Guidance
Can S99.242 be billed directly?
No. S99.242 (Salter-Harris Type IV physeal fracture of phalanx of left toe) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Does S99.242 require a 7th character?
Yes. The appropriate 7th character is to be added to each code from subcategories S99.2.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to S99.242 in its code family, with their registry titles.
- S99.241D — Salter-Harris Type IV physeal fracture of phalanx of right toe, subsequent encounter for fracture with routine healing
- S99.241G — Salter-Harris Type IV physeal fracture of phalanx of right toe, subsequent encounter for fracture with delayed healing
- S99.241K — Salter-Harris Type IV physeal fracture of phalanx of right toe, subsequent encounter for fracture with nonunion
- S99.241P — Salter-Harris Type IV physeal fracture of phalanx of right toe, subsequent encounter for fracture with malunion
- S99.241S — Salter-Harris Type IV physeal fracture of phalanx of right toe, sequela
- S99.242A — Salter-Harris Type IV physeal fracture of phalanx of left toe, initial encounter for closed fracture
- S99.242B — Salter-Harris Type IV physeal fracture of phalanx of left toe, initial encounter for open fracture
- S99.242D — Salter-Harris Type IV physeal fracture of phalanx of left toe, subsequent encounter for fracture with routine healing
- S99.242G — Salter-Harris Type IV physeal fracture of phalanx of left toe, subsequent encounter for fracture with delayed healing
- S99.242K — Salter-Harris Type IV physeal fracture of phalanx of left toe, subsequent encounter for fracture with nonunion