E20.811
Billable codeSecondary hypoparathyroidism in diseases classified elsewhere
The ICD-10 code for secondary hypoparathyroidism in diseases classified elsewhere is E20.811.
Clinical notes
Code first
This code represents a manifestation of an underlying disease. Coding convention requires the underlying (etiology) code to be sequenced first, with this code listed second.
- underlying condition, if known
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This code represents a manifestation. Documentation should identify the underlying condition, which must be coded first.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- E20.810Autosomal dominant hypocalcemia
- E20.812Autoimmune hypoparathyroidism
- E20.818Other specified hypoparathyroidism due to impaired parathyroid hormone secretion
- E20.819Hypoparathyroidism due to impaired parathyroid hormone secretion, unspecified
- E20.811Secondary hypoparathyroidism in diseases classified elsewhere
Associated MS-DRGs
E20.811 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.