S64.31XABillable
Injury of digital nerve of right thumb, initial encounter
- Chapter
- 19. Injury, poisoning and certain other consequences of external causes
- Category
- S64
- Effective date
- October 1, 2026
Related codes in category S64
S64Injury of nerves at wrist and hand levelS64.0Injury of ulnar nerve at wrist and hand levelS64.00Injury of ulnar nerve at wrist and hand level of unsp armS64.00XAInjury of ulnar nerve at wrs/hnd lv of unsp arm, initYesS64.00XDInjury of ulnar nerve at wrs/hnd lv of unsp arm, subsYesS64.00XSInjury of ulnar nerve at wrs/hnd lv of unsp arm, sequelaYesS64.01Injury of ulnar nerve at wrist and hand level of right armS64.01XAInjury of ulnar nerve at wrs/hnd lv of right arm, initYesS64.01XDInjury of ulnar nerve at wrs/hnd lv of right arm, subsYesS64.01XSInjury of ulnar nerve at wrs/hnd lv of right arm, sequelaYesS64.02Injury of ulnar nerve at wrist and hand level of left armS64.02XAInjury of ulnar nerve at wrs/hnd lv of left arm, initYes
Frequently asked questions
What is ICD-10 code S64.31XA?
S64.31XA is an ICD-10-CM diagnosis code for Injury of digital nerve of right thumb, initial encounter.
Is S64.31XA a billable code?
Yes. S64.31XA is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is S64.31XA in?
S64.31XA falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.
When did S64.31XA become effective?
S64.31XA has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to S64.31XA?
S64.31XA belongs to category S64, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.