D69.5 vs D75.82
D69.5 (Secondary thrombocytopenia) compared with D75.82 (Heparin induced thrombocytopenia (HIT)), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. D69.5 carries an Excludes1 note covering D75.82: “heparin induced thrombocytopenia (HIT) (D75.82-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| D69.5Secondary thrombocytopenia | D75.82Heparin induced thrombocytopenia (HIT) | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| Classification | D50-D89 — Diseases of the Blood and Blood-forming Organs and Certain Disorders Involving the Immune Mechanism (D50-D89) | D50-D89 — Diseases of the Blood and Blood-forming Organs and Certain Disorders Involving the Immune Mechanism (D50-D89) |
| Definition | Secondary thrombocytopenia is a non-billable ICD-10-CM category code (D69.5). | Heparin induced thrombocytopenia (HIT) is a non-billable ICD-10-CM category code (D75.82). |
| Use additional code | — | code, if applicable, for adverse effect of heparin (T45.515-) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources