Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.
Applicable to
Agammaglobulinemia with immunoglobulin-bearing B-lymphocytes
Common variable agammaglobulinemia [CVAgamma]
Hypogammaglobulinemia NOS
Risk adjustment (HCC)
CMS-HCC V22: HCC 47 — Disorders of Immunity
RxHCC V08: HCC 99 — Immune Disorders
ESRD V24: HCC 47
MS-DRG index
Defines the logic of DRG(s) 814-816 in MDC 16.
Approximate ICD-9-CM (GEMs)
279.00 Hypogammaglobulinemia, unspecified
Code annotations containing back-references to D80.1
Back-references to D80
Type 1 Excludes: D72 Other disorders of white blood cells ("immunity disorders (D80-D89)")
Type 1 Excludes: D84.81 Immunodeficiency due to conditions classified elsewhere ("certain disorders involving the immune mechanism (D80-D83, D84.0, D84.1, D84.9)")
Code First: M36.8 Systemic disorders of connective tissue in other diseases classified elsewhere ("hypogammaglobulinemia (D80.-)")
Diagnosis Index entries for D80.1
Absence (of) (organ or part) (complete or partial) › gamma globulin in blood