Is D82 a billable ICD-10-CM code?

No. D82 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does D82 sit in the tabular list?

Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89), in the block Certain disorders involving the immune mechanism (D80-D89).

What cannot be coded together with D82?

D82 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.

D82

D82 — Immunodeficiency associated with other major defects

Non-billable headerICD-10-CM

D82 is a non-billable header ICD-10-CM code for immunodeficiency associated with other major defects. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

ataxia telangiectasia [Louis-Bar] (G11.3)

Other codes that can never be billed with D82

These codes carry an Excludes1 note pointing at D82. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading D82 alone.

Q38.7Congenital pharyngeal pouch
E32.8Other diseases of thymus
D69.4Other primary thrombocytopenia
E20Hypoparathyroidism
E32Diseases of thymus
E34.3Short stature due to endocrine disorder

Risk adjustment

D82 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 D82

7 child codes. Green means billable.

Questions about D82

Is D82 a billable ICD-10-CM code?: No. D82 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does D82 sit in the tabular list?: Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89), in the block Certain disorders involving the immune mechanism (D80-D89).
What cannot be coded together with D82?: D82 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.