ICD-9-CM Codes ICD-9-PCS Codes

279.2 - Combined immunity deficiency

GEM Conversion to ICD-10 CM

D81.0

Fs: 10000 – Severe combined immunodeficiency [SCID] with reticular dysgenesis

D81.1

Fs: 10000 – Severe combined immunodeficiency [SCID] with low T- and B-cell numbers

D81.2

Fs: 10000 – Severe combined immunodeficiency [SCID] with low or normal B-cell numbers

D81.89

Fs: 10000 – Other combined immunodeficiencies

D81.9

Fs: 10000 – Combined immunodeficiency, unspecified

Sibling Codes

279.2

Combined immunity deficiency

279.3

Unspecified immunity deficiency

279.8

Other specified disorders involving the immune mechanism

279.9

Unspecified disorder of immune mechanism