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ICD-10 Coding for Monoclonal Paraproteinemia(D47.2, C90.0, N28.9)

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Learn about ICD-10 coding for monoclonal paraproteinemia, including MGUS. Understand documentation requirements, coding pitfalls, and billing considerations.

Also known as:
Monoclonal GammopathyMGUSMonoclonal Gammopathy of Undetermined Significance
Related ICD-10 Code Ranges

Complete code families applicable to Monoclonal Paraproteinemia

C00-D49Primary Range

Neoplasms

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
D47.2Monoclonal gammopathy
N28.9Disorder of kidney and ureter, unspecified
Primary ICD-10-CM Codes
Monoclonal gammopathy
D47.2Billable
Differential Codes

Alternative codes to consider when ruling out similar conditions

Multiple myelomaC90.0

Documentation & Coding Risks

Avoid these common issues when documenting Monoclonal Paraproteinemia.

Documenting 'elevated paraprotein' without specifics.

Impact

Clinical: Inadequate clinical assessment., Regulatory: Potential coding errors., Financial: Incorrect reimbursement.

Mitigation

Always specify paraprotein type and level., Link symptoms to specific paraprotein findings.

Incorrectly coding MGRS as multiple myeloma.

Impact

Reimbursement: Incorrect DRG assignment., Compliance: Potential audit trigger., Data Quality: Inaccurate clinical data.

Mitigation

Use D47.2 + N28.9 unless CRAB criteria are met.

Incorrect coding of MGUS as multiple myeloma.

Impact

Coding MGUS as multiple myeloma without CRAB criteria.

Mitigation

Ensure documentation of CRAB criteria before coding as multiple myeloma.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with D47.2.