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ICD-10 Coding for High Glucose(E11.65, R73.01)

Complete ICD-10-CM coding and documentation guide for High Glucose. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

HyperglycemiaElevated Blood Sugar

Related ICD-10 Code Ranges

Complete code families applicable to High Glucose

E08-E13Primary Range

Diabetes mellitus

Primary range for diabetes-related hyperglycemia, including Type 1 and Type 2 diabetes with hyperglycemia.

Abnormal glucose

Used for non-diabetic hyperglycemia, such as impaired fasting glucose and prediabetes.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
E11.65Type 2 diabetes mellitus with hyperglycemiaUse when hyperglycemia is documented in a patient with Type 2 diabetes.
  • Random glucose ≥200 mg/dL with symptoms
  • A1C ≥6.5% with documented hyperglycemia
R73.01Impaired fasting glucoseUse for non-diabetic patients with impaired fasting glucose.
  • Fasting glucose 100-125 mg/dL

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for high glucose

Essential facts and insights about High Glucose

The ICD-10 code for high glucose related to Type 2 diabetes is E11.65, while non-diabetic hyperglycemia may use R73.01.

Primary ICD-10-CM Codes for high glucose

Type 2 diabetes mellitus with hyperglycemia
Billable Code

Decision Criteria

clinical Criteria

  • Documented hyperglycemia in a Type 2 diabetic patient.

Applicable To

  • Type 2 diabetes with high blood sugar

Excludes

  • Type 1 diabetes mellitus with hyperglycemia (E10.65)

Clinical Validation Requirements

  • Random glucose ≥200 mg/dL with symptoms
  • A1C ≥6.5% with documented hyperglycemia

Code-Specific Risks

  • Misuse when hyperglycemia is not specified in documentation.

Coding Notes

  • Ensure hyperglycemia is explicitly documented to avoid audits.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Long-term (current) use of insulin

Z79.4
Use when patient is on insulin therapy.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Type 1 diabetes mellitus with hyperglycemia

E10.65
Use for Type 1 diabetes with hyperglycemia, not Type 2.

Unspecified abnormal glucose

R73.9
Use only when specific glucose abnormality is not documented.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting High Glucose to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code E11.65.

Impact

Clinical: Inaccurate treatment plans., Regulatory: Non-compliance with coding standards., Financial: Potential claim denials.

Mitigation Strategy

Ensure detailed documentation of glucose levels., Regularly review coding guidelines.

Impact

Reimbursement: May lead to claim denials or reduced reimbursement., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate health records and data reporting.

Mitigation Strategy

Query provider for specification of hyperglycemia or hypoglycemia.

Impact

Increased audit risk when hyperglycemia is not documented.

Mitigation Strategy

Ensure all diabetes diagnoses specify glucose abnormalities.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for High Glucose, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for High Glucose

Use these documentation templates to ensure complete and accurate documentation for High Glucose. These templates include all required elements for proper coding and billing.

Type 2 diabetes with hyperglycemia

Specialty: Endocrinology

Required Elements

  • Patient's glucose levels
  • A1C results
  • Current medication regimen

Example Documentation

Assessment: Type 2 diabetes mellitus with hyperglycemia. Fasting glucose: 145 mg/dL. A1C: 7.8%. Plan: Initiate insulin therapy.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has diabetes.
Good Documentation Example
Patient has Type 2 diabetes with fasting glucose 145 mg/dL and A1C 7.8%.
Explanation
The good example provides specific glucose levels and A1C, supporting the diagnosis.

Need help with ICD-10 coding for High Glucose? Ask your questions below.

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