E21.0 - Primary hyperparathyroidism
The ICD 10 Code for Primary hyperparathyroidism is listed as E21.0.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.
| ICD 10 CM Field | Value |
|---|---|
| Diagnosis Code: | E21.0
|
| Description: | Primary hyperparathyroidism
|
| Diagnostic Related Groups
(MS-DRG v30.0) |
643 - Endocrine Disorders W Mcc
644 - Endocrine Disorders W Cc 645 - Endocrine Disorders W/o Cc/mcc |
| Chapter | Endocrine, nutritional and metabolic diseases (E00-E89) |
| Block | Disorders of other endocrine glands (E20-E35) |
| Parent | E21 - Hyperparathyroidism and other disorders of parathyroid gland |
| ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS): | |
| ICD 9 Dx Code: | 252.01 - Primary hyperparathyroidism |
| ICD-10-CM Siblings (same level / similar specificity) of E21.0: | |
| E21.1 - Secondary hyperparathyroidism, not elsewhere classified | |
| E21.2 - Other hyperparathyroidism | |
| E21.3 - Hyperparathyroidism, unspecified | |
| E21.4 - Other specified disorders of parathyroid gland | |
| E21.5 - Disorder of parathyroid gland, unspecified | |