K22.0
✓ Billable
Achalasia of cardia
ICD-10-CM · FY2026 · Diseases of the Digestive System
Code
K22.0
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 K22.0?
ICD-10-CM code K22.0 represents Achalasia of cardia. It is a billable diagnosis code in the Diseases of the Digestive System chapter, effective October 1, 2025 – September 30, 2026.
Is K22.0 billable?
Yes. K22.0 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is K22.0 in?
K22.0 belongs to the Diseases of the Digestive System chapter (K00–K95) of ICD-10-CM.
Related codes in the K22 category
K22
Other diseases of esophagus
Non-billable
K22.1
Ulcer of esophagus
Non-billable
K22.2
Esophageal obstruction
Billable
K22.3
Perforation of esophagus
Billable
K22.4
Dyskinesia of esophagus
Billable
K22.5
Diverticulum of esophagus, acquired
Billable
K22.6
Gastro-esophageal laceration-hemorrhage syndrome
Billable
K22.7
Barrett's esophagus
Non-billable
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