K04.01
✓ Billable
Reversible pulpitis
ICD-10-CM · FY2026 · Diseases of the Digestive System
Code
K04.01
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Digestive System
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 K04.01?
ICD-10-CM code K04.01 represents Reversible pulpitis. It is a billable diagnosis code in the Diseases of the Digestive System chapter, effective October 1, 2025 – September 30, 2026.
Is K04.01 billable?
Yes. K04.01 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is K04.01 in?
K04.01 belongs to the Diseases of the Digestive System chapter (K00–K95) of ICD-10-CM.
Related codes in the K04 category
K04
Diseases of pulp and periapical tissues
Non-billable
K04.0
Pulpitis
Non-billable
K04.1
Necrosis of pulp
Billable
K04.2
Pulp degeneration
Billable
K04.3
Abnormal hard tissue formation in pulp
Billable
K04.4
Acute apical periodontitis of pulpal origin
Billable
K04.5
Chronic apical periodontitis
Billable
K04.6
Periapical abscess with sinus
Billable
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