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D75.83 ICD-10-CM Code: Thrombocytosis

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Thrombocytosis is a non-billable ICD-10-CM category code (D75.83). A more specific billable subcode must be selected for claims submission.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for D75.83 in the official ICD-10-CM tabular list.

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

Frequently Compared Codes

The official Excludes notes on D75.83 name these codes. Each comparison page covers when the two can — or must not — be reported together.

Change history

  • FY2022 — 2021-10-01
    Added to the code set
    Thrombocytosis
    FY2022 changes

Verify Before Coding

  • Not billable as written — a more specific code is required: D75.838, D75.839.

From the code registry, the Medicare Code Editor, and the MS-DRG Definitions Manual. Check it against a full claim.

Contextual Map

Every relationship of D75.83 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

Hierarchy

  • D50-D89 — Chapter 3: Diseases of the Blood and Blood-forming Organs and Certain Disorders Involving the Immune Mechanism (D50-D89) (D50-D89) [Hierarchy]

Excludes2

  • D47.3 — Essential (hemorrhagic) thrombocythemia [Excludes2]: “essential thrombocythemia (D47.3)” · check together

Nearest codes (16)

  • D75 — Other and unspecified diseases of blood and blood-forming organs [Sibling]
  • D75.0 — Familial erythrocytosis [Sibling]
  • D75.1 — Secondary polycythemia [Sibling]
  • D75.8 — Other specified diseases of blood and blood-forming organs [Sibling]
  • D75.81 — Myelofibrosis [Sibling]
  • D75.82 — Heparin induced thrombocytopenia (HIT) [Sibling]
  • D75.821 — Non-immune heparin-induced thrombocytopenia [Sibling]
  • D75.822 — Immune-mediated heparin-induced thrombocytopenia [Sibling]
  • and 8 more

Change history

  • FY2022 — Added to the code set [Change history]

Frequently Asked Questions (FAQ) & Clinical Guidance

Can D75.83 be billed directly?

No. D75.83 (Thrombocytosis) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to D75.83 in its code family, with their registry titles.

  • D75.82 — Heparin induced thrombocytopenia (HIT)
  • D75.821 — Non-immune heparin-induced thrombocytopenia
  • D75.822 — Immune-mediated heparin-induced thrombocytopenia
  • D75.828 — Other heparin-induced thrombocytopenia syndrome
  • D75.829 — Heparin-induced thrombocytopenia, unspecified
  • D75.838 — Other thrombocytosis
  • D75.839 — Thrombocytosis, unspecified
  • D75.84 — Other platelet-activating anti-PF4 disorders
  • D75.89 — Other specified diseases of blood and blood-forming organs
  • D75.9 — Disease of blood and blood-forming organs, unspecified

View all codes in the D75 family