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S56.415

Strain of extensor muscle, fascia and tendon of right ring finger at forearm level

Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 8 never code together
S56code
Excludes2
  • injury of muscle, fascia and tendon at or below wrist (S66.-)S66.-
  • sprain of joints and ligaments of elbow (S53.4-)S53.4-
S50-S59block
Excludes2
  • burns and corrosions (T20-T32)T20-T32
  • frostbite (T33-T34)T33-T34
  • injuries of wrist and hand (S60-S69)S60-S69
  • insect bite or sting, venomous (T63.4)T63.4
S00-T88chapter
Excludes2

Excludes2 — not included here, but the patient may have both. Code both when documented.

7th character 3
A initial encounter
D subsequent encounter
S sequela
Instructional notes 4
S56code
Code also
  • any associated open wound (S51.-)S51.-
S00-T88chapter
Notes
  • Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
  • The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.
Use additional code
  • code to identify any retained foreign body, if applicable (Z18.-)Z18.-
Index entries leading here 1
  • Injury T14.90
    • muscle (and fascia) (and tendon)
      • finger
        • little
          • extensor (forearm level)
        • middle
          • extensor (forearm level)
        • ring
          • extensor (forearm level)
Alongside this code 8 same parent — S56.41
S56.411 Strain of extensor musc/fasc/tend r idx fngr at forarm lv category S56.412 Strain of extensor musc/fasc/tend l idx fngr at forarm lv category S56.413 Strain of extensor musc/fasc/tend r mid finger at forarm lv category S56.414 Strain of extensor musc/fasc/tend l mid finger at forarm lv category S56.416 Strain of extensor musc/fasc/tend l rng fngr at forarm lv category S56.417 Strain extensor musc/fasc/tend r little finger at forarm lv category S56.418 Strain extensor musc/fasc/tend l little finger at forarm lv category S56.419 Strain extn musc/fasc/tend finger, unsp finger at forarm lv category
Subordinate codes 3
S56.415A Strain extensor musc/fasc/tend r rng fngr at forarm lv, init S56.415D Strain extensor musc/fasc/tend r rng fngr at forarm lv, subs S56.415S Strain extn musc/fasc/tend r rng fngr at forarm lv, sequela
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable
no
Code set
FY2026
Parent
S56.41
Block
S50-S59
Siblings
8
Subordinate
3

Present FY2024–FY2027.