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ICD-10 Coding for Chronic Kidney Disease Stage 3(N18.30, N18.31, N18.32)

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Learn about ICD-10 coding for CKD stage 3, including codes N18.30, N18.31, and N18.32, documentation requirements, and common coding pitfalls.

Also known as:
CKD3Moderate CKDckd stage 3
Related ICD-10 Code Ranges

Complete code families applicable to Chronic Kidney Disease Stage 3

N00-N99Primary Range

Diseases of the genitourinary system

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
N18.30Chronic kidney disease, stage 3 unspecified
N18.31Chronic kidney disease, stage 3a
N18.32Chronic kidney disease, stage 3b
Primary ICD-10-CM Codes
Chronic kidney disease, stage 3 unspecified
N18.30Billable

Documentation & Coding Risks

Avoid these common issues when documenting Chronic Kidney Disease Stage 3.

Not specifying CKD stage

Impact

Clinical: Leads to vague treatment plans., Regulatory: Non-compliance with ICD-10 guidelines., Financial: Potential for reduced reimbursement.

Mitigation

Educate providers on importance of staging, Use templates to ensure complete documentation

Using N18.9 when stage is documented

Impact

Reimbursement: May lead to lower reimbursement rates., Compliance: Non-compliance with coding guidelines., Data Quality: Decreases accuracy of patient records.

Mitigation

Query provider to specify CKD stage.

CKD staging documentation

Impact

Risk of audits due to unspecified CKD stages.

Mitigation

Ensure eGFR and stage are documented in every patient encounter.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with N18.30.