D75.1 Secondary polycythemia

✓ Billable ICD-10-CM 2026
Open D75.1 in Web App →

The ICD-10-CM code for Secondary polycythemia is D75.1 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Section
D70-D77: Other disorders of blood and blood-forming organs (D70-D77)
Category D75
17 codes (13 billable)
FY2026 Status
Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to D75.1:

  • Erythrocytosis (megalosplenic) (secondary)
  • Gaisböck's disease (polycythemia hypertonica)
  • Polycythemia (secondary)
  • Pseudopolycythemia
  • Polycytosis cryptogenica
  • Erythrocytosis (megalosplenic) (secondary) › secondary
  • Erythremia (acute) › secondary
  • Disease, diseased › Gaisböck's (polycythemia hypertonica)
Excludes1
Not coded here. These conditions should NOT be coded together with D75.1.
  • polycythemia neonatorum (P61.1)
  • polycythemia vera (D45)

Inclusion Terms

  • Acquired polycythemia
  • Emotional polycythemia
  • Erythrocytosis NOS
  • Hypoxemic polycythemia
  • Nephrogenous polycythemia
  • Polycythemia due to erythropoietin
  • Polycythemia due to fall in plasma volume
  • Polycythemia due to high altitude
  • Polycythemia due to stress
  • Polycythemia NOS
  • Relative polycythemia

U.S. Hospital Utilization

  • An estimated 99,790 U.S. inpatient stays in 2023 included D75.1 among the documented diagnoses.
  • 300 stays listed it as the principal diagnosis.

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

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.3
Reserved for future guideline expansion

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

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.3.Reserved

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

References

Related Codes

Search all 70,000+ ICD-10-CM codes →
Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

Get HCC Mappings, Clinical Summaries, and More

Access premium features including HCC risk adjustment, FDA drug indications, AI coding assistant, and comprehensive clinical context.

Start Free Trial