D80.0 Hereditary hypogammaglobulinemia

The ICD-10-CM code for Hereditary hypogammaglobulinemia is D80.0 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

3: Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)

Section

D80-D89: Certain disorders involving the immune mechanism (D80-D89)

Category D80

11 codes (10 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to D80.0:

• Bruton's X-linked agammaglobulinemia
• Agammaglobulinemia (acquired (secondary)) (nonfamilial) › hereditary
• Agammaglobulinemia (acquired (secondary)) (nonfamilial) › Bruton's X-linked
• Agammaglobulinemia (acquired (secondary)) (nonfamilial) › congenital sex-linked
• Agammaglobulinemia (acquired (secondary)) (nonfamilial) › Swiss type (autosomal recessive)
• Hypogammaglobulinemia › hereditary
• Agammaglobulinemia (acquired (secondary)) (nonfamilial) › autosomal recessive (Swiss type)
• Agammaglobulinemia (acquired (secondary)) (nonfamilial) › X-linked (with growth hormone deficiency) (Bruton)

Inclusion Terms

• Autosomal recessive agammaglobulinemia (Swiss type)
• X-linked agammaglobulinemia [Bruton] (with growth hormone deficiency)

U.S. Hospital Utilization

• An estimated 420 U.S. inpatient stays in 2023 included D80.0 among the documented diagnoses.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Chapter 3 TOC entry

3. Chapter 3: Disease of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89) ............................................................................................. 39

Reserved for future guideline expansion

Reserved for future guideline expansion ...................................................................................... 39

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)