E20.81Header code — not billable
Hypoparathyroidism due to impaired parathyroid hormone secretion
Short description: Hypoparathyroidism due to impaired PTH secretion
- Chapter
- 4. Endocrine, nutritional and metabolic diseases
- Category
- E20
- Effective date
- October 1, 2026
Related codes in category E20
E20HypoparathyroidismE20.0Idiopathic hypoparathyroidismYesE20.1PseudohypoparathyroidismYesE20.8Other hypoparathyroidismE20.810Autosomal dominant hypocalcemiaYesE20.811Secondary hypoparathyroidism in diseases classd elswhrYesE20.812Autoimmune hypoparathyroidismYesE20.818Oth hypoparathyroidism due to impaired PTH secretionYesE20.819Hypoparathyroidism due to impaired PTH secretion, unspYesE20.89Other specified hypoparathyroidismYesE20.9Hypoparathyroidism, unspecifiedYes
Frequently asked questions
What is ICD-10 code E20.81?
E20.81 is an ICD-10-CM diagnosis code for Hypoparathyroidism due to impaired parathyroid hormone secretion.
Is E20.81 a billable code?
No. E20.81 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is E20.81 in?
E20.81 falls under Chapter 4: Endocrine, nutritional and metabolic diseases.
When did E20.81 become effective?
E20.81 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to E20.81?
E20.81 belongs to category E20, which includes 11 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.