What does ICD-10-CM code D69.6 mean?
D69.6 represents Thrombocytopenia, unspecified. This condition is classified under Chapter 3 (Blood and Blood-Forming Organs) in the ICD-10-CM coding system. Coders frequently reference this code as thrombocytopenia icd 10, icd 10 thrombocytopenia, icd 10 code for thrombocytopenia, or immune thrombocytopenia icd 10.
Code category and hierarchy
- Chapter: 3 – Blood and Blood-Forming Organs (D50-D89)
- Category: D69
- Code: D69.6 – Thrombocytopenia, unspecified
Guideline notes and coding considerations
Specificity Warning
D69.6 is an unspecified code. Query the provider for greater specificity when documentation suggests a more precise code is available. Using unspecified codes when specific codes exist may trigger audits.
- Excludes1: benign hypergammaglobulinemic purpura ( D89.0 ); cryoglobulinemic purpura ( D89.1 ); essential (hemorrhagic) thrombocythemia ( D47.3 ); hemorrhagic thrombocythemia ( D47.3 )
Learn the underlying rules in the ICD-10 Coding Guidelines, Specificity Requirements, Risk Adjustment & MEAT Documentation.
Documentation tips (what coders should confirm)
- Verify the clinical documentation supports the use of D69.6
- Query the provider for greater specificity if clinical details suggest a more precise code
- This is a risk-adjusted diagnosis — ensure annual documentation with MEAT criteria (Monitor, Evaluate, Assess/Address, Treat)
When NOT to use D69.6
Do not assign D69.6 when the clinical scenario involves: benign hypergammaglobulinemic purpura ( D89.0 ); cryoglobulinemic purpura ( D89.1 ); essential (hemorrhagic) thrombocythemia ( D47.3 ); when documentation provides enough detail for a more specific code. Review excludes notes and assign the most specific code supported by documentation.
Audit risk
D69.6 is an unspecified code. Payers and auditors may flag claims with unspecified codes when the medical record contains sufficient detail for a more precise diagnosis. Query the provider for specificity before submitting.
Validate D69.6 Against ICD 10 CM Coding Guidelines
Check this code against official guidelines for conflicts and compliance issues.
Risk adjustment and HCC mapping
HCC Impact
D69.6 (Thrombocytopenia, unspecified) maps to the following HCC categories: CMS-HCC V24: HCC 48, ESRD V24: HCC 48. Proper documentation using MEAT criteria (Monitor, Evaluate, Assess/Address, Treat) is required for each encounter to support risk-adjusted diagnoses.
Learn more about risk adjustment documentation in our Risk Adjustment & MEAT Documentation Guide.
Related ICD-10 codes
Frequently Asked Questions
The ICD-10-CM code for thrombocytopenia is D69.6, which represents thrombocytopenia, unspecified. This code is also commonly referenced as icd 10 thrombocytopenia, icd 10 code for thrombocytopenia, immune thrombocytopenia icd 10. Verify this code using the ICD Code Auditor to ensure guideline compliance.
Yes. D69.6 is an active ICD-10-CM diagnosis code used to classify thrombocytopenia, unspecified for clinical documentation, reporting, and medical billing purposes.
Use the ICD Code Auditor to check D69.6 against official ICD-10-CM coding guidelines. The tool validates by fiscal year and patient gender to identify potential conflicts.
D69.6 should be used only when clinical documentation does not provide enough detail for a more specific code. Always query the provider when documentation suggests greater specificity is available, as unspecified codes may trigger audits and impact risk adjustment.
Yes. D69.6 maps to HCC 48 in the CMS-HCC V24 model. Accurate coding of this condition directly impacts RAF scores for Medicare Advantage plans. Ensure documentation demonstrates the condition was evaluated and managed during the encounter.
Documentation should clearly describe the clinical condition represented by D69.6 (Thrombocytopenia, unspecified). Include relevant clinical findings, diagnostic test results, provider assessment, and the treatment plan. The diagnosis must be supported by the medical record and not based solely on lab results without clinical interpretation.
Sources
Reviewed by: Certified ICD-10 Coding & Risk Adjustment Specialist
Learn more about our Clinical Coding Review Process