W49.01XA
✓ Billable
Hair causing external constriction, initial encounter
ICD-10-CM · FY2026 · External Causes of Morbidity
Code
W49.01XA
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
External Causes of Morbidity
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code W49.01XA?
ICD-10-CM code W49.01XA represents Hair causing external constriction, initial encounter. It is a billable diagnosis code in the External Causes of Morbidity chapter, effective October 1, 2025 – September 30, 2026.
Is W49.01XA billable?
Yes. W49.01XA is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is W49.01XA in?
W49.01XA belongs to the External Causes of Morbidity chapter (V00–Y99) of ICD-10-CM.
Related codes in the W49 category
W49
Exposure to other inanimate mechanical forces
Non-billable
W49.0
Item causing external constriction
Non-billable
W49.9
Exposure to other inanimate mechanical forces
Non-billable
W49.01
Hair causing external constriction
Non-billable
W49.02
String or thread causing external constriction
Non-billable
W49.03
Rubber band causing external constriction
Non-billable
W49.04
Ring or other jewelry causing external constriction
Non-billable
W49.09
Other specified item causing external constriction
Non-billable
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