ICD-10-CM Current in FY 2027
E21
Hyperparathyroidism and other disorders of parathyroid gland
- Release
- FY 2027
- Effective
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files.
More Specific Codes
6 codes under E21
- E21.0 Primary hyperparathyroidism Billable
- E21.1 Secondary hyperparathyroidism, not elsewhere classified Billable
- E21.2 Other hyperparathyroidism Billable
- E21.3 Hyperparathyroidism, unspecified Billable
- E21.4 Other specified disorders of parathyroid gland Billable
- E21.5 Disorder of parathyroid gland, unspecified Billable
Version History
How E21 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentHyperparathyroidism and other disorders of parathyroid gland
-
FY 2026 Effective
UnchangedHyperparathyroidism and other disorders of parathyroid gland
Related Codes
Codes whose official notes reference E21
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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