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Home/Diagnosis/ICD-10 Coding for Elevated Glucose Challenge Test

ICD-10 Coding for Elevated Glucose Challenge Test

R73.0
O24.4-

Complete ICD-10-CM coding and documentation guide for icd-10 coding for elevated glucose challenge test includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Elevated GCT
Abnormal Glucose Challenge Test
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Key Information: ICD-10 Coding for Elevated Glucose Challenge Test

Essential facts and insights about ICD-10 Coding for Elevated Glucose Challenge Test

Use ICD-10 code R73.0 for abnormal glucose tolerance test, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Abnormal glucose tolerance test

Non-Billable
R73.0
Non-Billable

Diagnostic Criteria

clinical:
  • • GCT value ≥135 mg/dL without diabetes diagnosis
coding:
  • • Use R73.0 for elevated GCT results without confirmed diabetes.

Applicable To

  • • Elevated glucose challenge test without diabetes diagnosis

Important Notes

  • • Ensure documentation specifies the GCT value and context (e.g., pregnancy).

Gestational diabetes mellitus

Non-Billable
O24.4-
Non-Billable

Diagnostic Criteria

clinical:
  • • GTT confirms gestational diabetes

Applicable To

  • • Gestational diabetes diagnosed after GCT and GTT

Important Notes

  • • Ensure GTT results are documented to support the diagnosis.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z01.810

Encounter for screening for gestational diabetes

Use when GCT is part of routine prenatal screening.

Frequently Asked Questions

What is the ICD-10 code for elevated glucose challenge test?

The ICD-10 code for an elevated glucose challenge test without a diabetes diagnosis is R73.0.

How to document an elevated GCT?

Document the specific GCT value, clinical context, and any follow-up actions, such as scheduling a glucose tolerance test.

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