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ICD-10 Coding for Atherosclerotic Heart Disease(I25.10, I25.11, I25.7)

Complete ICD-10-CM coding and documentation guide for Atherosclerotic Heart Disease. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Coronary Artery DiseaseIschemic Heart Disease

Related ICD-10 Code Ranges

Complete code families applicable to Atherosclerotic Heart Disease

I25.1-I25.7Primary Range

Chronic Ischemic Heart Disease

This range includes codes for ASHD, specifying whether it involves native coronary arteries or bypass grafts, and the presence of angina.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
I25.10Atherosclerotic heart disease of native coronary artery without angina pectorisUse when ASHD is confirmed in native coronary arteries without angina symptoms.
  • Angiography showing ≥50% stenosis
  • Absence of angina symptoms
I25.11Atherosclerotic heart disease of native coronary artery with angina pectorisUse when ASHD is confirmed in native coronary arteries with documented angina symptoms.
  • Angiography showing ≥50% stenosis
  • Presence of angina symptoms
I25.7Atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectorisUse when ASHD involves bypass grafts with documented angina symptoms.
  • Operative reports confirming graft location
  • Imaging showing graft stenosis

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 ASHD without angina

Essential facts and insights about Atherosclerotic Heart Disease

The ICD-10 code for atherosclerotic heart disease of native coronary artery without angina pectoris is I25.10.

Primary ICD-10-CM Codes for ashd

Atherosclerotic heart disease of native coronary artery without angina pectoris
Billable Code

Decision Criteria

clinical Criteria

  • Documented stenosis in native coronary arteries without angina

Applicable To

  • ASHD without angina

Excludes

  • ASHD with angina
  • ASHD of bypass grafts

Clinical Validation Requirements

  • Angiography showing ≥50% stenosis
  • Absence of angina symptoms

Code-Specific Risks

  • Misclassification if angina is present but undocumented

Coding Notes

  • Ensure documentation specifies 'native coronary artery' and absence of angina.

Ancillary Codes

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

Presence of aortocoronary bypass graft

Z95.1
Use if the patient has a history of CABG.

Angina pectoris, unspecified

I20.9
Use to specify the type of angina if not detailed in I25.11.

Differential Codes

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

Atherosclerotic heart disease of native coronary artery with angina pectoris

I25.11
Presence of angina symptoms differentiates I25.11 from I25.10.

Atherosclerotic heart disease of native coronary artery without angina pectoris

I25.10
Absence of angina symptoms differentiates I25.10 from I25.11.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Atherosclerotic Heart Disease to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code I25.10.

Impact

Clinical: Misrepresentation of patient condition., Regulatory: Non-compliance with coding standards., Financial: Potential underpayment due to incorrect DRG.

Mitigation Strategy

Review angina documentation, Ensure correct code selection

Impact

Reimbursement: Incorrect DRG assignment leading to reimbursement errors., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Use I25.7x for grafts; confirm with operative notes.

Impact

Reimbursement: Potential underpayment due to incomplete coding., Compliance: Failure to meet coding standards., Data Quality: Incomplete patient history documentation.

Mitigation Strategy

Add Z95.1 when grafts exist.

Impact

Incomplete angina documentation leading to incorrect coding.

Mitigation Strategy

Ensure detailed angina classification 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 Atherosclerotic Heart Disease, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Atherosclerotic Heart Disease

Use these documentation templates to ensure complete and accurate documentation for Atherosclerotic Heart Disease. These templates include all required elements for proper coding and billing.

ASHD with stable angina

Specialty: Cardiology

Required Elements

  • Patient history
  • Angiography results
  • Angina classification

Example Documentation

78M with HTN, HLD presents with stable angina (CCS Class II). Angiography: 70% stenosis in native RCA.

Examples: Poor vs. Good Documentation

Poor Documentation Example
CAD, on metoprolol.
Good Documentation Example
ASHD of native circumflex artery (60% stenosis on CTA); stable CCS Class II angina.
Explanation
The good example specifies the artery involved and the angina classification, providing a complete clinical picture.

Need help with ICD-10 coding for Atherosclerotic Heart Disease? Ask your questions below.

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