S44.00XABillable
Injury of ulnar nerve at upper arm level, unspecified arm, initial encounter
Short description: Injury of ulnar nerve at upper arm level, unsp arm, init
- Chapter
- 19. Injury, poisoning and certain other consequences of external causes
- Category
- S44
- Effective date
- October 1, 2026
Related codes in category S44
S44Injury of nerves at shoulder and upper arm levelS44.0Injury of ulnar nerve at upper arm levelS44.00Injury of ulnar nerve at upper arm level, unspecified armS44.00XDInjury of ulnar nerve at upper arm level, unsp arm, subsYesS44.00XSInjury of ulnar nerve at upper arm level, unsp arm, sequelaYesS44.01Injury of ulnar nerve at upper arm level, right armS44.01XAInjury of ulnar nerve at upper arm level, right arm, initYesS44.01XDInjury of ulnar nerve at upper arm level, right arm, subsYesS44.01XSInjury of ulnar nerve at upper arm level, right arm, sequelaYesS44.02Injury of ulnar nerve at upper arm level, left armS44.02XAInjury of ulnar nerve at upper arm level, left arm, initYesS44.02XDInjury of ulnar nerve at upper arm level, left arm, subsYes
Frequently asked questions
What is ICD-10 code S44.00XA?
S44.00XA is an ICD-10-CM diagnosis code for Injury of ulnar nerve at upper arm level, unspecified arm, initial encounter.
Is S44.00XA a billable code?
Yes. S44.00XA is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is S44.00XA in?
S44.00XA falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.
When did S44.00XA become effective?
S44.00XA has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to S44.00XA?
S44.00XA belongs to category S44, 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.