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Home/Diagnosis/ICD-10 Coding for Secondary Hypertension

ICD-10 Coding for Secondary Hypertension

I15.0
I15.1
I15.2

Complete ICD-10-CM coding and documentation guide for icd-10 coding for secondary hypertension includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Secondary HTN
Hypertension due to underlying condition
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Key Information: ICD-10 Coding for Secondary Hypertension

Essential facts and insights about ICD-10 Coding for Secondary Hypertension

Use ICD-10 code I15.0 for renovascular hypertension, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Renovascular hypertension

Billable Code
I15.0
Billable

Diagnostic Criteria

  • • Presence of renal artery stenosis confirmed by imaging

Applicable To

  • • Hypertension due to renal artery stenosis

Important Notes

  • • Ensure documentation specifies the cause of hypertension.

Hypertension secondary to other renal disorders

Billable Code
I15.1
Billable

Diagnostic Criteria

  • • Documented renal disorder causing hypertension

Applicable To

  • • Hypertension due to glomerulonephritis

Important Notes

  • • Ensure documentation specifies the renal disorder causing hypertension.

Hypertension secondary to endocrine disorders

Billable Code
I15.2
Billable

Diagnostic Criteria

  • • Elevated aldosterone/renin ratio
  • • Hypokalemia

Applicable To

  • • Hypertension due to primary hyperaldosteronism

Important Notes

  • • Ensure documentation specifies the endocrine disorder causing hypertension.
Ancillary Codes

Additional codes that may be used with this diagnosis

N18.x

Chronic kidney disease (CKD)

Use to specify the stage of CKD if present.

E26.0

Primary hyperaldosteronism

Use to specify the endocrine disorder causing hypertension.

Frequently Asked Questions

What is the ICD-10 code for secondary hypertension?

The ICD-10 code for secondary hypertension is I15, with specific subcodes like I15.0 for renovascular hypertension and I15.2 for hypertension due to endocrine disorders.

How do you code hypertension secondary to renal artery stenosis?

Code I15.0 for renovascular hypertension due to renal artery stenosis, and include additional codes for the specific renal condition.

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