ICD10BillableValid for clinical use
ICD-10 Code E23.2: Diabetes insipidus
Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026
What is this code?
ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Endocrine, nutritional and metabolic diseases (E00-E89).
When is it used?
- May be used when a clinician documents diabetes insipidus in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code can be used as a clinically usable diagnosis entry in standardized coding workflows.
What it does not mean
- A code alone does not explain severity, treatment plan, or outcome.
- A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
Code hierarchy
chapter
4Endocrine, nutritional and metabolic diseases (E00-E89)
block
E20-E35Disorders of other endocrine glands
category
E23Hypofunction and other disorders of the pituitary gland
currentE23
Official coding notes
Excludes1 (do not code together)
- nephrogenic diabetes insipidus (N25.1)
Where you may see this code
You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.
Related specialists
EndocrinologistGeneral Physician
Related codes
Sibling codes
Coverage-related procedures and services
CPT 70460high
COMPUTED TOMOGRAPHY, HEAD OR BRAIN; WITH CONTRAST MATERIAL(S)
Source: CMS coverage guidance
CPT 70450high
COMPUTED TOMOGRAPHY, HEAD OR BRAIN; WITHOUT CONTRAST MATERIAL
Source: CMS coverage guidance
CPT 70470high
COMPUTED TOMOGRAPHY, HEAD OR BRAIN; WITHOUT CONTRAST MATERIAL, FOLLOWED BY CONTRAST MATERIAL(S) AND FURTHER SECTIONS
Source: CMS coverage guidance
CPT 36222high
SELECTIVE CATHETER PLACEMENT, COMMON CAROTID OR INNOMINATE ARTERY, UNILATERAL, ANY APPROACH, WITH ANGIOGRAPHY OF THE IPSILATERAL EXTRACRANIAL CAROTID CIRCULATION AND ALL ASSOCIATED RADIOLOGICAL SUPERVISION AND INTERPRETATION, INCLUDES ANGIOGRAPHY OF THE CERVICOCEREBRAL ARCH, WHEN PERFORMED
Source: CMS coverage guidance
CPT 36223high
SELECTIVE CATHETER PLACEMENT, COMMON CAROTID OR INNOMINATE ARTERY, UNILATERAL, ANY APPROACH, WITH ANGIOGRAPHY OF THE IPSILATERAL INTRACRANIAL CAROTID CIRCULATION AND ALL ASSOCIATED RADIOLOGICAL SUPERVISION AND INTERPRETATION, INCLUDES ANGIOGRAPHY OF THE EXTRACRANIAL CAROTID AND CERVICOCEREBRAL ARCH, WHEN PERFORMED
Source: CMS coverage guidance
CPT 36228high
SELECTIVE CATHETER PLACEMENT, EACH INTRACRANIAL BRANCH OF THE INTERNAL CAROTID OR VERTEBRAL ARTERIES, UNILATERAL, WITH ANGIOGRAPHY OF THE SELECTED VESSEL CIRCULATION AND ALL ASSOCIATED RADIOLOGICAL SUPERVISION AND INTERPRETATION (EG, MIDDLE CEREBRAL ARTERY, POSTERIOR INFERIOR CEREBELLAR ARTERY) (LIST SEPARATELY IN ADDITION TO CODE FOR PRIMARY PROCEDURE)
Source: CMS coverage guidance
Mapped diagnoses and classifications
SNOMED_CT 1297073009high
Adipsic vasopressin-related polyuria
Source: SNOMED International ICD-10 map
SNOMED_CT 1296914004high
Autosomal dominant hereditary vasopressin deficiency
Source: SNOMED International ICD-10 map
SNOMED_CT 1296915003high
Autosomal recessive hereditary arginine vasopressin deficiency
Source: SNOMED International ICD-10 map
SNOMED_CT 1365942003high
Delayed onset arginine vasopressin deficiency due to and following traumatic brain injury
Source: SNOMED International ICD-10 map
SNOMED_CT 237696003high
Familial vasopressin deficiency
Source: SNOMED International ICD-10 map
SNOMED_CT 42021008high
Familial vasopressin-related polyuria
Source: SNOMED International ICD-10 map
Coding guidelines
Compatibility
Legacy and official ICD code match exactly.
Legacy codes
E23.2
Common synonyms
Diabetes insipidus
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.