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Home/Diagnosis/ICD-10 Coding for Nonischemic Cardiomyopathy (NICM)

ICD-10 Coding for Nonischemic Cardiomyopathy (NICM)

I42.8
I42.0
I42.5

Complete ICD-10-CM coding and documentation guide for icd-10 coding for nonischemic cardiomyopathy (nicm) includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
NICM
Non-ischemic Cardiomyopathy
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Key Information: ICD-10 Coding for Nonischemic Cardiomyopathy (NICM)

Essential facts and insights about ICD-10 Coding for Nonischemic Cardiomyopathy (NICM)

Use ICD-10 code I42.8 for other cardiomyopathies, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Other cardiomyopathies

Billable Code
I42.8
Billable

Diagnostic Criteria

  • • Echocardiogram showing LVEF <35%
  • • Cardiac MRI findings
  • • BNP levels >400 pg/mL

Applicable To

  • • Nonischemic cardiomyopathy

Important Notes

  • • Ensure documentation specifies 'nonischemic' to avoid coding errors.

Dilated cardiomyopathy

Billable Code
I42.0
Billable

Diagnostic Criteria

  • • Echocardiogram showing LV dilation and systolic dysfunction

Applicable To

  • • Dilated nonischemic cardiomyopathy

Important Notes

  • • Document specific findings like LV dilation to support this code.

Restrictive cardiomyopathy

Billable Code
I42.5
Billable

Diagnostic Criteria

  • • Echocardiogram showing impaired ventricular filling

Applicable To

  • • Restrictive nonischemic cardiomyopathy

Important Notes

  • • Ensure documentation specifies restrictive physiology.

Alcoholic cardiomyopathy

Billable Code
I42.6
Billable

Diagnostic Criteria

  • • History of chronic alcohol use
  • • Echocardiogram findings consistent with cardiomyopathy

Applicable To

  • • Cardiomyopathy due to alcohol abuse

Important Notes

  • • Document alcohol use history and link to cardiomyopathy.
Ancillary Codes

Additional codes that may be used with this diagnosis

I50.9

Heart failure, unspecified

Use when heart failure is present alongside NICM.

Frequently Asked Questions

What is the ICD-10 code for nonischemic cardiomyopathy?

The ICD-10 code for nonischemic cardiomyopathy is I42.8, used when the condition is confirmed without a specific subtype.

How do you code alcoholic cardiomyopathy?

Code alcoholic cardiomyopathy with I42.6, ensuring documentation links the condition to alcohol use.

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