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Home/Diagnosis/ICD-10 Coding for Medication Monitoring

ICD-10 Coding for Medication Monitoring

Z51.81
Z79.01

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

Also Known as:
Drug Monitoring
Therapeutic Drug Monitoring
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Key Information: ICD-10 Coding for Medication Monitoring

Essential facts and insights about ICD-10 Coding for Medication Monitoring

Use ICD-10 code Z51.81 for encounter for therapeutic drug level monitoring, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Encounter for therapeutic drug level monitoring

Billable Code
Z51.81
Billable

Diagnostic Criteria

clinical:
  • • Presence of a drug requiring therapeutic monitoring
documentation:
  • • Specific drug and monitoring parameter documented

Applicable To

  • • Monitoring drug levels for efficacy
  • • Monitoring drug levels for toxicity

Important Notes

  • • Ensure Z51.81 is sequenced before any Z79 codes.

Long-term (current) use of anticoagulants

Billable Code
Z79.01
Billable

Applicable To

  • • Chronic use of anticoagulants

Important Notes

  • • Ensure intent for long-term use is documented.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z79.01

Long-term (current) use of anticoagulants

Use alongside Z51.81 for patients on long-term anticoagulants.

Frequently Asked Questions

What is the ICD-10 code for medication monitoring?

The ICD-10 code for medication monitoring is Z51.81, used for encounters focused on monitoring drug levels for efficacy or toxicity.

When should Z79 codes be used with Z51.81?

Z79 codes should be used with Z51.81 when documenting long-term use of medications requiring monitoring, such as anticoagulants.

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