Is E20.81 a billable ICD-10-CM code?

No. E20.81 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does E20.81 sit in the tabular list?

Endocrine, nutritional and metabolic diseases (E00-E89), in the block Disorders of other endocrine glands (E20-E35).

E20.81

E20.81 — Hypoparathyroidism due to impaired parathyroid hormone secretion

Non-billable headerICD-10-CM

E20.81 is a non-billable header ICD-10-CM code for hypoparathyroidism due to impaired parathyroid hormone secretion. It cannot be billed on its own: choose one of the more specific child codes below.

Other codes that can never be billed with E20.81

These codes carry an Excludes1 note pointing at E20.81. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading E20.81 alone.

E83.5Disorders of calcium metabolism

Risk adjustment

E20.81 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead E20.81

5 child codes. Green means billable.

Related codes at this level

Codes that share E20.8. If E20.81 is not quite right, the correct code is usually one of these.

E20.89Other specified hypoparathyroidism

Questions about E20.81

Is E20.81 a billable ICD-10-CM code?: No. E20.81 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does E20.81 sit in the tabular list?: Endocrine, nutritional and metabolic diseases (E00-E89), in the block Disorders of other endocrine glands (E20-E35).