K22.0
BillableAchalasia of cardia
Achalasia of cardia
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Achalasia NOS
- Cardiospasm
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •hiatus herniaK44
- •esophageal varicesI85
Related Codes(9)
K22.1Ulcer of esophagus
K22.2Esophageal obstruction
K22.3Perforation of esophagus
K22.4Dyskinesia of esophagus
K22.5Diverticulum of esophagus, acquired
K22.6Gastro-esophageal laceration-hemorrhage syndrome
K22.7Barrett's esophagus
K22.8Other specified diseases of esophagus
K22.9Disease of esophagus, unspecified
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(161)
SNOMED CT
- Absent peristalsis22114000
- Achalasia-addisonian syndrome45414006
- Alacrimia-achalasia-addisonianism45414006
- Allgrove syndrome45414006
- Glucocorticoid deficiency with achalasia45414006
- Triple A syndrome45414006
- Achalasia of cardia45564002
- Achalasia of esophagus45564002
- Achalasia of oesophagus45564002
- Cardiospasm45564002
- Lack of reflex relaxation of lower esophageal sphincter45564002
- Lack of reflex relaxation of lower oesophageal sphincter45564002
- Achalasia48531003
- Moyamoya disease69116000
- Aperistalsis of esophagus69686006
- Aperistalsis of oesophagus69686006
- Loss of peristalsis of esophagus69686006
- Loss of peristalsis of oesophagus69686006
- Megaesophagus70667005
- Megaoesophagus70667005
- Hypertensive spasm of cardiac sphincter77293007
- Hypertensive spasm of lower esophageal sphincter77293007
- Hypertensive spasm of lower oesophageal sphincter77293007
- Dilatation of esophagus78974003
- Dilatation of oesophagus78974003
- RTH (resistance to thyroid hormone) syndrome237559000
- Resistance to TH (thyroid hormone) syndrome237559000
- Resistance to thyroid hormone syndrome237559000
- Thyroid hormone resistance237559000
- Thyroid hormone resistance syndrome237559000
- Pituitary thyroid hormone resistance360348000
- Primary adrenocortical insufficiency373662000
- Primary hypoadrenalism373662000
- Congenital achalasia of esophagus700283004
- Congenital achalasia of oesophagus700283004
- Achalasia cardia715192004
- Idiopathic achalasia715192004
- Idiopathic achalasia of esophagus715192004
- Idiopathic achalasia of oesophagus715192004
- Primary achalasia715192004
- Idiopathic megaesophagus717842002
- Idiopathic megaoesophagus717842002
- Disorder of esophageal peristalsis717845000
- Disorder of oesophageal peristalsis717845000
- Moyamoya disease with early onset achalasia718551002
- ACTH (adrenocorticotropic hormone) resistance syndrome1156181008
- Adrenocorticotropic hormone insensitivity1156181008
- Adrenocorticotropic hormone resistance syndrome1156181008
- Adrenocorticotropin resistance syndrome1156181008
- Achalasia due to Chagas disease1163090009
- Achalasia in Chagas disease1163090009
- Acquired achalasia of esophagus5021000119108
- Acquired achalasia of oesophagus5021000119108
UMLS
- AchalasiaC0014848
- Achalasia CardiaC0014848
- Achalasia cardiaeC0014848
- Achalasia esophagealC0014848
- Achalasia oesophagealC0014848
- Achalasia of CardiaC0014848
- Achalasia of cardiaC0014848
- Achalasia of esophagusC0014848
- Achalasia of esophagus (disorder)C0014848
- Achalasia of oesophagusC0014848
- Achalasia of the esophagusC0014848
- Achalasia of the oesophagusC0014848
- Achalasia, EsophagealC0014848
- AchalasiasC0014848
- Achalasias, EsophagealC0014848
- CardiospasmC0014848
- CardiospasmsC0014848
- Esophageal AchalasiaC0014848
- Esophageal AchalasiasC0014848
- Esophageal achalasiaC0014848
- Esophagus achalasia ofC0014848
- Lack of reflex relaxation of lower esophageal sphincterC0014848
- Lack of reflex relaxation of lower oesophageal sphincterC0014848
- Oesophageal achalasiaC0014848
- Oesophagus achalasia ofC0014848
- achalasiaC0014848
- achalasia cardiaC0014848
- achalasia cardiospasmC0014848
- achalasia esophagusC0014848
- achalasia of esophagusC0014848
- cardiospasmC0014848
- cardiospasmsC0014848
- esophageal achalasiaC0014848
- esophagus achalasiaC0014848
- Achalasia (finding)C1321756
- Achalasia NOSC1321756
Clinical Terms
- Achalasia
- achalasia of esophagus
- Dilatation of esophagus
- Esophageal achalasia
- Disorder of esophageal peristalsis
- Acquired achalasia of esophagus
- Congenital achalasia of oesophagus
- Achalasia-addisonian syndrome
- Primary hypoadrenalism
- achalasia esophagus
- Lack of reflex relaxation of lower esophageal sphincter
- Lack of reflex relaxation of lower oesophageal sphincter
- Loss of peristalsis of oesophagus
- Pituitary thyroid hormone resistance
- Triple A syndrome
- Primary adrenocortical insufficiency
- Achalasia due to Chagas disease
- Achalasia Cardia
- Hypertensive spasm of lower oesophageal sphincter
- Thyroid hormone resistance syndrome
- Achalasia of the esophagus
- Adrenocorticotropic hormone insensitivity
- Alacrimia-achalasia-addisonianism
- Hypertensive spasm of lower esophageal sphincter
- cardiospasm
- Glucocorticoid deficiency with achalasia
- Megaesophagus
- Acquired achalasia of oesophagus
- Idiopathic achalasia of esophagus
- Oesophagus achalasia of
- Primary achalasia
- Achalasia of oesophagus
- Hypertensive spasm of cardiac sphincter
- Adrenocorticotropin resistance syndrome
- Aperistalsis of oesophagus
- Achalasias, Esophageal
- Disorder of oesophageal peristalsis
- Resistance to TH (thyroid hormone) syndrome
- Achalasia (finding)
- Aperistalsis of esophagus
- achalasia cardiospasm
- Moyamoya disease
- Idiopathic megaoesophagus
- Achalasia cardiae
- Oesophageal achalasia
- Achalasia oesophageal
- Megaoesophagus
- Idiopathic achalasia
- Achalasia NOS
- Esophagus achalasia of
- Adrenocorticotropic hormone resistance syndrome
- Cardiospasms
- Achalasias
- Achalasia in Chagas disease
- Achalasia esophageal
- Esophageal Achalasias
- Moyamoya disease with early onset achalasia
- Dilatation of oesophagus
- Absent peristalsis
- Achalasia of the oesophagus
- RTH (resistance to thyroid hormone) syndrome
- Congenital achalasia of esophagus
- ACTH (adrenocorticotropic hormone) resistance syndrome
- Allgrove syndrome
- Thyroid hormone resistance
- Idiopathic megaesophagus
- Achalasia, Esophageal
- Loss of peristalsis of esophagus
- Resistance to thyroid hormone syndrome
- Idiopathic achalasia of oesophagus
- esophagus achalasia
- Achalasia of esophagus (disorder)
Frequently Asked Questions
What is the ICD-10 code for achalasia of cardia?
The ICD-10-CM code for achalasia of cardia is K22.0. The full clinical description is "Achalasia of cardia". K22.0 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code K22.0 mean?
ICD-10-CM code K22.0 represents “Achalasia of cardia”. It is classified under Chapter 11: Diseases of the Digestive System and is a billable/specific code that can be used on a claim.
Is K22.0 a billable code?
Yes, K22.0 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is K22.0 in?
K22.0 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).
What codes cannot be used with K22.0?
K22.0 has Excludes1 notes indicating codes that cannot be used together with it, including: congenital cardiospasm (Q39.5).
What SNOMED CT codes does K22.0 map to?
K22.0 maps to 20 SNOMED CT concepts: 1156181008, 22114000, 48531003, 715192004, 1163090009, and 15 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for K22.0?
K22.0 is linked to 2 UMLS Concept Unique Identifiers: C0014848, C1321756. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does K22.0 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like achalasia of cardia affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of K22.0?
K22.0 maps to the ICD-11 code: DA21.0 (Achalasia).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.