K21.9
BillableGastro-esophageal reflux disease without esophagitis
Gastro-esophageal reflux disease without esophagitis
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Esophageal reflux NOS
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- newborn esophageal reflux (P78.83)
Excludes 2
Conditions not included here, but the patient may have both
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- hiatus hernia (K44.-)
Also Known As / Clinical Terms
SNOMED CT
- Gastroesophageal hernia3662000
- Gastrooesophageal hernia3662000
- Paraesophageal hernia3662000
- Paraesophageal hiatus hernia3662000
- Paraoesophageal hernia3662000
- Paraoesophageal hiatus hernia3662000
- Rolling hiatus hernia3662000
- Thoracic stomach3662000
- DGR - Duodenogastric reflux9733003
- Duodenogastric reflux9733003
- Cardio-esophageal relaxation70257007
- Cardiochalasia70257007
- Chalasia of cardia70257007
- Chalasia of lower esophageal sphincter70257007
- Chalasia of lower oesophageal sphincter70257007
- Hypotensive lower esophageal sphincter70257007
- Hypotensive lower oesophageal sphincter70257007
- Neuhauser-Berenberg syndrome70257007
- Relaxation of lower esophageal sphincter70257007
- Relaxation of lower oesophageal sphincter70257007
- Gastric contents in esophagus225587003
- Gastric contents in oesophagus225587003
- Gastric reflux225587003
- GERD - Gastro-esophageal reflux disease235595009
- GOR - Gastro-esophageal reflux235595009
- GOR - Gastro-oesophageal reflux235595009
- GORD - Gastro-esophageal reflux disease235595009
- GORD - Gastro-oesophageal reflux disease235595009
- Gastro-esophageal reflux235595009
- Gastro-esophageal reflux disease235595009
- Gastro-oesophageal reflux235595009
- Gastro-oesophageal reflux disease235595009
- Gastroesophageal reflux disease235595009
- Gastrooesophageal reflux disease235595009
- Esophageal reflux249496004
- Esophageal reflux finding249496004
- Esophageal reflux observation249496004
- Oesophageal reflux249496004
- Oesophageal reflux finding249496004
- Oesophageal reflux observation249496004
- Gastro-esophageal reflux disease without esophagitis266435005
- Gastro-esophageal reflux disease without oesophagitis266435005
- Gastro-oesophageal reflux disease without oesophagitis266435005
- Gastroesophageal reflux disease without esophagitis266435005
- Finding of esophageal function300288001
- Finding of oesophageal function300288001
- Observation of esophageal function300288001
- Observation of oesophageal function300288001
- Excessive gastric reflux300290000
- Moderate gastric reflux300291001
- Minimal gastric reflux300292008
- Gastro-oesophageal reflux disease with apnoea371101003
- Gastroesophageal reflux disease with apnea371101003
- Gastro-oesophageal reflux disease with hiatal hernia371132002
- Gastroesophageal reflux disease with hiatal hernia371132002
- Hiatal hernia with gastro-oesophageal reflux371132002
- Hiatal hernia with gastro-oesophageal reflux disease371132002
- Hiatal hernia with gastroesophageal reflux371132002
- Hiatal hernia with gastroesophageal reflux disease371132002
- Laryngopharyngeal reflux414581006
- Laryngitis due to gastro-oesophageal reflux427780002
- Laryngitis due to gastroesophageal reflux427780002
- Acid reflux698065002
- Digestive system reflux709493000
- Non-erosive gastro-esophageal reflux disease717846004
- Non-erosive gastro-oesophageal reflux disease717846004
- Erosive gastro-esophageal reflux disease717847008
- Erosive gastro-oesophageal reflux disease717847008
- STAG1-related intellectual disability, facial dysmorphism, gastroesophageal reflux syndrome1187041000
- STAG1-related intellectual disability, facial dysmorphism, gastrooesophageal reflux syndrome1187041000
- Stromal antigen 1-related intellectual disability, facial dysmorphism, gastroesophageal reflux syndrome1187041000
- Stromal antigen 1-related intellectual disability, facial dysmorphism, gastrooesophageal reflux syndrome1187041000
- Secondary hernia of abdomen1197668003
- Diaphragmatic hernia with gastroesophageal reflux disease15926471000119109
- Gastroesophageal reflux disease co-occurrent and due to diaphragmatic hernia15926471000119109
- Gastroesophageal reflux disease co-occurrent and due to paraesophageal hernia15926411000119101
- Gastrooesophageal reflux disease co-occurrent and due to paraoesophageal hernia15926411000119101
- Paraesophageal hernia with gastroesophageal reflux15926411000119101
- Paraoesophageal hernia with gastro-oesophageal reflux15926411000119101
- Gastroesophageal reflux disease in pregnancy15643101000119103
- Gastroesophageal reflux in child10999201000119106
- Gastrooesophageal reflux in child10999201000119106
UMLS
- Acid RefluxC0017168
- Acid Reflux, GastricC0017168
- Acid reflux diseaseC0017168
- Esophageal RefluxC0017168
- Esophageal reflux NOSC0017168
- GASTROESOPHAGEAL REFLUXC0017168
- GASTROESOPHAGEAL REFLUX DISC0017168
- GASTROESOPHAGEAL REFLUX DISEASEC0017168
- GERC0017168
- GERDC0017168
- GERD - Gastro-esophageal reflux diseaseC0017168
- GOR - Gastro-esophageal refluxC0017168
- GOR - Gastro-oesophageal refluxC0017168
- GORDC0017168
- GORD - Gastro-esophageal reflux diseaseC0017168
- GORD - Gastro-oesophageal reflux diseaseC0017168
- Gastric Acid RefluxC0017168
- Gastric Acid Reflux DiseaseC0017168
- Gastro Esophageal RefluxC0017168
- Gastro Esophageal Reflux DiseaseC0017168
- Gastro oesophageal RefluxC0017168
- Gastro-Esophageal RefluxC0017168
- Gastro-Esophageal Reflux DiseaseC0017168
- Gastro-Esophageal Reflux DiseasesC0017168
- Gastro-esophageal refluxC0017168
- Gastro-esophageal reflux diseaseC0017168
- Gastro-oesophageal RefluxC0017168
- Gastro-oesophageal refluxC0017168
- Gastro-oesophageal reflux diseaseC0017168
- Gastroesophageal RefluxC0017168
- Gastroesophageal Reflux DiseaseC0017168
- Gastroesophageal reflux diseaseC0017168
- Gastroesophageal reflux disease (disorder)C0017168
- Gastrooesophageal reflux diseaseC0017168
- HeartburnC0017168
- Reflux Disease, Gastro-EsophagealC0017168
- Reflux, Gastric AcidC0017168
- Reflux, Gastro-EsophagealC0017168
- Reflux, Gastro-oesophagealC0017168
- Reflux, GastroesophagealC0017168
- acid refluxC0017168
- disease gastro-esophageal refluxC0017168
- diseases esophageal refluxC0017168
- esophageal refluxC0017168
- esophageal reflux diseaseC0017168
- gastresophageal reflux diseaseC0017168
- gastro esophageal refluxC0017168
- gastro oesophageal refluxC0017168
- gastro-esophageal refluxC0017168
- gastro-esophageal reflux diseaseC0017168
- gastro-oesophageal refluxC0017168
- gastroesophageal refluxC0017168
- gastroesophageal reflux diseaseC0017168
- gastroesophageal reflux disease (GERD)C0017168
- gastrooesophageal refluxC0017168
- gastrooesophageal reflux diseaseC0017168
- ge refluxC0017168
- gerdC0017168
- oesophageal refluxC0017168
- reflux acidC0017168
- reflux disease esophagealC0017168
- reflux esophagealC0017168
- reflux gastroesophagealC0017168
- Gastro-esophageal reflux disease without esophagitisC0341102
- Gastro-esophageal reflux disease without oesophagitisC0341102
- Gastro-oesophageal reflux disease without oesophagitisC0341102
- Gastroesophageal reflux disease without esophagitisC0341102
- Gastroesophageal reflux disease without esophagitis (disorder)C0341102
Frequently Asked Questions
What is the ICD-10 code for gastro-esophageal reflux disease without esophagitis?
The ICD-10-CM code for gastro-esophageal reflux disease without esophagitis is K21.9. The full clinical description is "Gastro-esophageal reflux disease without esophagitis". K21.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code K21.9 mean?
ICD-10-CM code K21.9 represents "Gastro-esophageal reflux disease without esophagitis". 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 K21.9 a billable code?
Yes, K21.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is K21.9 in?
K21.9 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).
What codes cannot be used with K21.9?
K21.9 has Excludes1 notes indicating codes that cannot be used together with it, including: newborn esophageal reflux (P78.83).
What SNOMED CT codes does K21.9 map to?
K21.9 maps to 25 SNOMED CT concepts: 698065002, 70257007, 9733003, 15926471000119109, 709493000, and 20 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for K21.9?
K21.9 is linked to 2 UMLS Concept Unique Identifiers: C0017168, C0341102. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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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.