E21.5
BillableDisorder of parathyroid gland, unspecified
Disorder of parathyroid gland, unspecified
Coding Notes
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
Related Codes(5)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(73)
SNOMED CT
- Anaemia of endocrine disorder31820007
- Anemia of endocrine disorder31820007
- Anaemia of parathyroid dysfunction69574002
- Anemia of parathyroid dysfunction69574002
- Disorder of parathyroid gland73132005
- Disorder of parathyroid glands73132005
- Parathyroid disease73132005
- Parathyroid gland disorder73132005
- Disorder of multiple nerves due to disorder of parathyroid gland1186827001
- Polyneuropathy due to disorder of parathyroid gland1186827001
UMLS
- Disease, ParathyroidC0030517
- Diseases, ParathyroidC0030517
- Disorder of parathyroid glandC0030517
- Disorder of parathyroid gland (disorder)C0030517
- Disorder of parathyroid gland, unspecifiedC0030517
- Disorder of parathyroid glandsC0030517
- Disorder parathyroidC0030517
- Disorder, ParathyroidC0030517
- Disorders, ParathyroidC0030517
- Dysfunction parathyroidC0030517
- PARATHYROID DISC0030517
- Parathyroid DiseaseC0030517
- Parathyroid DiseasesC0030517
- Parathyroid DisorderC0030517
- Parathyroid DisordersC0030517
- Parathyroid Gland DiseaseC0030517
- Parathyroid Gland DiseasesC0030517
- Parathyroid Gland DisorderC0030517
- Parathyroid Gland DisordersC0030517
- Parathyroid diseaseC0030517
- Parathyroid disorderC0030517
- Parathyroid disorder NOSC0030517
- Parathyroid gland disorderC0030517
- Parathyroid gland disordersC0030517
- Unspecified disorder of parathyroid glandC0030517
- disorder parathyroid glandC0030517
- disorders glands parathyroidC0030517
- disorders parathyroidC0030517
- parathyroid diseaseC0030517
- parathyroid diseasesC0030517
- parathyroid disorderC0030517
- parathyroid disordersC0030517
- parathyroid dysfunctionC0030517
- parathyroid gland disorderC0030517
Clinical Terms
- parathyroid disease
- Parathyroid Gland Disease
- Anemia of parathyroid dysfunction
- Parathyroid gland disorder
- Parathyroid Diseases
- Parathyroid Disorder
- Disorder of multiple nerves due to disorder of parathyroid gland
- Diseases, Parathyroid
- Dysfunction parathyroid
- parathyroid disorders
- Disorder of parathyroid gland (disorder)
- Disorder, Parathyroid
- Parathyroid Gland Diseases
- Anaemia of endocrine disorder
- Polyneuropathy due to disorder of parathyroid gland
- Anaemia of parathyroid dysfunction
- PARATHYROID DIS
- disorders parathyroid
- Anemia of endocrine disorder
- Unspecified disorder of parathyroid gland
- Parathyroid Gland Disorders
- parathyroid dysfunction
- disorders glands parathyroid
- Parathyroid disorder NOS
- Disorder parathyroid
- Disorders, Parathyroid
- disorder parathyroid gland
- Disorder of parathyroid glands
- Disease, Parathyroid
Frequently Asked Questions
What is the ICD-10 code for disorder of parathyroid gland, unspecified?
The ICD-10-CM code for disorder of parathyroid gland, unspecified is E21.5. The full clinical description is "Disorder of parathyroid gland, unspecified". E21.5 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code E21.5 mean?
ICD-10-CM code E21.5 represents “Disorder of parathyroid gland, unspecified”. It is classified under Chapter 4: Endocrine, Nutritional and Metabolic Diseases and is a billable/specific code that can be used on a claim.
Is E21.5 a billable code?
Yes, E21.5 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is E21.5 in?
E21.5 is in Chapter 4: Endocrine, Nutritional and Metabolic Diseases (codes E00-E89).
What codes cannot be used with E21.5?
E21.5 has Excludes1 notes indicating codes that cannot be used together with it, including: transitory endocrine and metabolic disorders specific to newborn (P70-P74); galactorrhea (N64.3); gynecomastia (N62); and 4 more.
What SNOMED CT codes does E21.5 map to?
E21.5 maps to 4 SNOMED CT concepts: 31820007, 69574002, 1186827001, 73132005. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for E21.5?
E21.5 is linked to 1 UMLS Concept Unique Identifier: C0030517. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does E21.5 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like disorder of parathyroid gland, unspecified 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 E21.5?
E21.5 maps to the ICD-11 code: 5A5Z (Disorders of the parathyroids or parathyroid hormone system, unspecified).
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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.