Achalasia

Achalasia is indexed under Gastrointestinal, Motility Disorders.

US prevalence

~10 per 100,000 (~33,000) Source: AGA; ACG. This figure comes from a professional society, registry, or study rather than a federal source. Label: REPORTED.

ICD-10-CM codes

K22.0

Typical onset

Bimodal: 20-40 and 60-70

Course

managed

Body systems

gastrointestinal

Sex differences

Roughly equal

Racial and ethnic differences

Limited data

What this page does not establish

These figures describe populations, not individuals, and none of them is a diagnosis or a treatment recommendation. Prevalence estimates are approximate and reflect published ranges. Disparity figures are reported patterns, not causes.

Taxonomy last reviewed 2026-05-19. Each figure on the interactive page carries its own source and retrieval date, which can be later than this review.

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