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R73.03
ICD-10-CM
Glucose Tolerance Disorders

Understanding Glucose Tolerance Disorders: Find information on diagnosis, clinical documentation, and medical coding for impaired glucose tolerance, gestational diabetes, prediabetes, and other glucose metabolism issues. Learn about ICD-10 codes, diagnostic criteria, and healthcare guidelines for effective patient care and accurate medical billing related to glucose intolerance and abnormal blood sugar levels. Explore resources for healthcare professionals, including physicians, nurses, and medical coders.

Also known as

Impaired Glucose Tolerance
Prediabetes
Abnormal Glucose

Diagnosis Snapshot

Key Facts
  • Definition : Inability to regulate blood sugar levels effectively.
  • Clinical Signs : Frequent urination, excessive thirst, unexplained weight loss or gain, blurred vision.
  • Common Settings : Primary care, endocrinology, diabetes education programs.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC R73.03 Coding
R73.0

Abnorm glucose tolerance test

Impaired glucose regulation, not yet diabetes.

E16.1

Drug-induced hyperglycemia

High blood sugar caused by medication use.

O24.4

Gestational diabetes mellitus

High blood sugar first arising during pregnancy.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Is the patient pregnant?

  • Yes

    Gestational diabetes confirmed?

  • No

    Diabetes Mellitus Type 1 or 2?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Impaired Glucose Tolerance
Gestational Diabetes
Other specified glucose tolerance disorder

Documentation Best Practices

Documentation Checklist
  • Glucose tolerance test type (OGTT, 3-hour, etc.)
  • Fasting blood glucose level (mg/dL)
  • 2-hour post-glucose level (mg/dL)
  • Symptoms (polyuria, polydipsia, etc.)
  • Diagnosis (impaired glucose tolerance, gestational diabetes, etc.)

Mitigation Tips

Best Practices
  • Document complete patient history, including medications and symptoms.
  • Ensure accurate coding for GTT tests (e.g., ICD-10, CPT) for proper reimbursement.
  • Standardize GTT procedure and documentation for improved data quality and compliance.
  • Educate staff on GTT diagnostic criteria and documentation guidelines for CDI programs.
  • Monitor GTT results with regular follow-up and appropriate referrals for positive cases.

Clinical Decision Support

Checklist
  • Confirm patient demographics and medical history accuracy.
  • Review fasting, 1-hour, and 2-hour plasma glucose levels.
  • Evaluate HbA1c to assess long-term glycemic control.
  • Document diagnostic criteria ICD-10 E11-E14, R73.09, O24 codes.
  • Assess patient risk factors for complications and plan management.

Reimbursement and Quality Metrics

Impact Summary
  • Glucose Tolerance Disorders reimbursement hinges on accurate ICD-10-CM coding (E16.x) for optimal claims processing.
  • Quality metrics for Glucose Tolerance Disorders track HbA1c levels, impacting hospital performance scores and potential penalties.
  • Proper documentation of complications (e.g., neuropathy, nephropathy) maximizes reimbursement for Glucose Tolerance Disorders.
  • Timely diagnosis coding and diabetes education reporting influence Glucose Tolerance Disorders quality improvement initiatives.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes for . Our AI-powered assistant ensures compliance and reduces coding errors.

Quick Tips

Practical Coding Tips
  • Code DM first, then GTT result
  • Document GTT type/duration
  • Abnormal GTT, query physician
  • Gestational DM: O24.4XX
  • Use Z codes for risk/screening

Documentation Templates

Patient presents with signs and symptoms suggestive of a glucose tolerance disorder.  Presenting complaints may include polyuria, polydipsia, polyphagia, unexplained weight loss, fatigue, blurred vision, or recurrent infections.  A comprehensive medical history was obtained, including family history of diabetes, gestational diabetes, or other endocrine disorders.  Patient's current medications, dietary habits, and exercise regimen were also reviewed.  Physical examination findings are documented, including vital signs, BMI, and assessment for signs of insulin resistance such as acanthosis nigricans.  Diagnostic testing was performed to assess glucose metabolism and confirm the diagnosis.  This may include fasting blood glucose, oral glucose tolerance test (OGTT), hemoglobin A1c (HbA1c), or random plasma glucose.  Results of these tests are documented, including specific numerical values and units.  Differential diagnoses considered include prediabetes, type 1 diabetes, type 2 diabetes, gestational diabetes, and other forms of impaired glucose tolerance.  Based on the clinical presentation, diagnostic findings, and patient history, the diagnosis of [Specific Glucose Tolerance Disorder, e.g., Impaired Fasting Glucose, Impaired Glucose Tolerance, Type 2 Diabetes Mellitus] is established.  Treatment plan includes patient education on lifestyle modifications such as diet, exercise, and weight management.  Pharmacological interventions, including oral hypoglycemic agents or insulin therapy, may be initiated based on the specific diagnosis and severity of hyperglycemia.  Referral to a registered dietitian, certified diabetes educator, or endocrinologist may be considered for comprehensive diabetes management and education.  Follow-up appointments are scheduled to monitor treatment response, assess glycemic control, and address any complications or comorbidities.  Patient understanding of the diagnosis, treatment plan, and self-management strategies is documented.
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