ICD 10 CM Codes

E21.3 Hyperparathyroidism, unspecified
Billable Code  is a billable ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
GEMS
ICD-10-CM E21.3 converts approximately to:ICD-9-CM
2015 ICD-9-CM 252.00 Hyperparathyroidism, unspecified
ICD-10-CM E21.3is grouped within Diagnostic Related Group(s) (MS-DRG v30.0)
643 ENDOCRINE DISORDERS WITH MCC
644 ENDOCRINE DISORDERS WITH CC
645 ENDOCRINE DISORDERS WITHOUT CC/MCC
Type 1 Excludes
familial hypocalciuric hypercalcemia (E83.52)
Alternate Description
Tertiary hyperparathyroidism
ICD-10-CM Index Entry
ICD-10-CM Index entries containing back-references to ICD-10-CM '.E21.3.'
Arthritis, arthritic (acute) (chronic) (nonpyogenic) (subacute); in (due to); hyperparathyroidism NEC
Hyperfunction; parathyroid (gland)
Hyperparathyroidism