D75.83 — Thrombocytosis
D75.83 is a non-billable header ICD-10-CM code for thrombocytosis. It cannot be billed on its own: choose one of the more specific child codes below.
Excludes2 — not included here, but may coexist
The excluded condition is not part of this code, but a patient can have both. You may code both.
- essential thrombocythemia (D47.3)
Excludes2 inherited from the categories above D75.83
Also inherited, and the opposite of Excludes1: these conditions are not part of D75.83, but a patient can have both, so you may code both.
Risk adjustment
D75.83 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code history
D75.83 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.
Code to one of these instead D75.83
2 child codes. Green means billable.
Related codes at this level
Codes that share D75.8. If D75.83 is not quite right, the correct code is usually one of these.
Questions about D75.83
- Is D75.83 a billable ICD-10-CM code?
- No. D75.83 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does D75.83 sit in the tabular list?
- Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89), in the block Other disorders of blood and blood-forming organs (D70-D77).