D82.1 vs E20
D82.1 (Di George's syndrome) compared with E20 (Hypoparathyroidism), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. E20 carries an Excludes1 note covering D82.1: “Di George's syndrome (D82.1)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| D82.1Di George's syndrome | E20Hypoparathyroidism | |
|---|---|---|
| Billing status | Billable | Non-billable header |
| Classification | D50-D89 — Diseases of the Blood and Blood-forming Organs and Certain Disorders Involving the Immune Mechanism (D50-D89) | E00-E89 — Endocrine, Nutritional and Metabolic Diseases (E00-E89) |
| Definition | Di George's syndrome is a billable ICD-10-CM diagnosis code (D82.1). | Hypoparathyroidism is a non-billable ICD-10-CM category code (E20). |
| Includes | defects in the complement system immunodeficiency disorders, except human immunodeficiency virus [HIV] disease sarcoidosis Pharyngeal pouch syndrome | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources