E20.81
Non-Billable
ChapterE00–E89
Ranksubcategory
Official Description
Hypoparathyroidism due to impaired parathyroid hormone secretion
Metadata & Insights
- •2026 ICD-10-CM Edition - Effective October 1, 2025.
- •Non-billable category (requires more specific sub-code).
- •Chapter 4: Endocrine, Nutritional and Metabolic Diseases (E00-E89).
General instructions are available for the parent sections:
Clinical Hierarchy
CH4Endocrine, nutritional and metabolic diseases (E00-E89)
E20-E35Disorders of other endocrine glands (E20-E35)
E20Hypoparathyroidism
E20.8Other hypoparathyroidism
E20.81Hypoparathyroidism due to impaired parathyroid hormone secretion
E20.810Autosomal dominant hypocalcemia
E20.811Secondary hypoparathyroidism in diseases classified elsewhere
E20.812Autoimmune hypoparathyroidism
E20.818Other specified hypoparathyroidism due to impaired parathyroid hormone secretion
E20.819Hypoparathyroidism due to impaired parathyroid hormone secretion, unspecified
Applicable Ancestor Context
The following parent sections contain instructions or notes that apply to E20.81:
Alphabetic Index Mentions
These are Diagnosis Index lookup paths that route to E20.81. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.
8 raw paths
Hypocalcemia3 unique routes
MS-DRG Classification
No direct MS-DRG triggers identified.
Cross Reference
Find Procedures (ICD-10-PCS)
Find surgical and procedural codes related to Hypoparathyroidism due to impaired parathyroid hormone secretion.
Search PCS Codes