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ICD-10 Coding for Diabetes with Hypertension(E11.22, I12.9)

Complete ICD-10-CM coding and documentation guide for Diabetes with Hypertension. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Diabetes Mellitus with Hypertensive DiseaseDiabetes with High Blood Pressure

Related ICD-10 Code Ranges

Complete code families applicable to Diabetes with Hypertension

E11-E14Primary Range

Diabetes mellitus

Covers diabetes mellitus codes, including those with complications such as nephropathy.

Hypertensive diseases

Includes codes for hypertension, including those related to kidney disease.

Chronic kidney disease (CKD)

Covers CKD stages, which are relevant when coding diabetes with hypertension.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
E11.22Type 2 diabetes mellitus with diabetic chronic kidney diseaseUse when CKD is documented as a complication of diabetes.
  • A1C ≥6.5%
  • eGFR <60 mL/min/1.73m²
  • Proteinuria
I12.9Hypertensive chronic kidney disease with stage 1 through stage 4 CKD, or unspecified CKDUse when CKD is documented as related to hypertension.
  • BP ≥130/80 mmHg
  • eGFR <90 mL/min/1.73m²

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: How do you code diabetes with hypertension and CKD?

Essential facts and insights about Diabetes with Hypertension

Use E11.22 for diabetes with CKD, I12.9 for hypertensive CKD, and an N18.x code for the CKD stage. Ensure documentation links CKD to both conditions.

Primary ICD-10-CM Codes for diabetes with hypertension

Type 2 diabetes mellitus with diabetic chronic kidney disease
Billable Code

Decision Criteria

clinical Criteria

  • Presence of diabetic nephropathy

Applicable To

  • Diabetic nephropathy

Excludes

  • Diabetes mellitus due to underlying condition (E08.-)
  • Drug or chemical induced diabetes mellitus (E09.-)

Clinical Validation Requirements

  • A1C ≥6.5%
  • eGFR <60 mL/min/1.73m²
  • Proteinuria

Code-Specific Risks

  • Incorrectly omitting CKD stage code
  • Not linking CKD to diabetes

Coding Notes

  • Ensure CKD is documented as related to diabetes.

Ancillary Codes

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

Chronic kidney disease, stage 3

N18.3
Use to specify the stage of CKD when coding E11.22.

Chronic kidney disease, stage 2

N18.2
Use to specify the stage of CKD when coding I12.9.

Differential Codes

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

Type 2 diabetes mellitus without complications

E11.9
Use E11.9 if no complications like CKD are documented.

Essential (primary) hypertension

I10
Use I10 if CKD is not present.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Diabetes with Hypertension to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code E11.22.

Impact

Clinical: Inadequate treatment planning., Regulatory: Non-compliance with coding standards., Financial: Potential for reduced reimbursement.

Mitigation Strategy

Always document eGFR and CKD stage., Review lab results for CKD indicators.

Impact

Reimbursement: Incorrect coding may lead to lower reimbursement., Compliance: Non-compliance with ICD-10 guidelines., Data Quality: Inaccurate data on patient conditions.

Mitigation Strategy

Always use I12.9 when CKD is documented with hypertension.

Impact

Failure to document CKD stage can lead to audit flags.

Mitigation Strategy

Implement checklist for CKD documentation in patient records.

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 Diabetes with Hypertension, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Diabetes with Hypertension

Use these documentation templates to ensure complete and accurate documentation for Diabetes with Hypertension. These templates include all required elements for proper coding and billing.

Diabetes with Hypertension and CKD

Specialty: Primary Care

Required Elements

  • Type of diabetes
  • CKD stage
  • Hypertension status
  • A1C levels
  • Blood pressure readings

Example Documentation

Assessment: Type 2 diabetes with CKD stage 3 and hypertension. Plan: Adjust medications to control BP and monitor kidney function.

Examples: Poor vs. Good Documentation

Poor Documentation Example
DM2, HTN, CKD.
Good Documentation Example
Type 2 diabetes with CKD stage 3, hypertension controlled with lisinopril.
Explanation
The good example specifies the type of diabetes, CKD stage, and treatment plan.

Need help with ICD-10 coding for Diabetes with Hypertension? Ask your questions below.

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