ICD-10 Coding for MTHFR Mutation(E72.11D, E72.12, E72.12B)

Learn how to accurately code MTHFR mutation using ICD-10, including primary and pregnancy-related codes, documentation requirements, and common pitfalls.

Also known as:
Methylenetetrahydrofolate Reductase DeficiencyMTHFR Gene Mutation
Related ICD-10 Code Ranges

Complete code families applicable to MTHFR Mutation

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
E72.12Methylenetetrahydrofolate reductase deficiency
O99.28Other specified diseases and conditions complicating pregnancy, childbirth and the puerperium

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

Essential facts and insights aboutMTHFR Mutation

Differential Codes

Alternative codes to consider when ruling out similar conditions

Cystathionine beta-synthase deficiencyE72.11

Documentation & Coding Risks

Avoid these common issues when documenting MTHFR Mutation.

Omitting clinical symptoms in documentation

Impact

Clinical: Inadequate patient care, Regulatory: Non-compliance with coding standards, Financial: Potential claim denials

Mitigation

Ensure all symptoms are documented, Review genetic test results

Coding E72.12 for asymptomatic carriers

Impact

Reimbursement: May lead to claim denials., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate patient records.

Mitigation

Use Z84.89 for family history without symptoms.

Incorrect coding of asymptomatic carriers

Impact

Coding E72.12 without symptoms can trigger audits.

Mitigation

Use Z codes for asymptomatic cases.

Frequently Asked Questions