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R73.03
ICD-10-CM
Hemoglobin Glycosylated

Find information on Hemoglobin A1c (HbA1c) testing, diagnosis, and management. This resource covers Hemoglobin Glycosylated levels, diabetes diagnosis criteria, long-term blood sugar control monitoring, and relevant medical coding (ICD-10 codes) for clinical documentation. Learn about interpreting HbA1c test results and their implications for diabetes care and treatment.

Also known as

HbA1c
Glycated Hemoglobin

Diagnosis Snapshot

Key Facts
  • Definition : Average blood glucose over 2-3 months.
  • Clinical Signs : Often asymptomatic. May include increased thirst, urination, fatigue.
  • Common Settings : Primary care, endocrinology, diabetes clinics.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC R73.03 Coding
E11-

Non-insulin-dependent diabetes mellitus

Type 2 diabetes mellitus with various complications.

E08-E13

Diabetes mellitus

Encompasses all forms of diabetes mellitus.

R73.0

Abnormal glucose

Indicates elevated blood sugar levels.

Code-Specific Guidance

Decision Tree for

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

Is the HbA1c for diabetes monitoring?

  • Yes

    Is there a documented diagnosis of diabetes?

  • No

    Is it for other medical reasons?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Hemoglobin A1c
Estimated Average Glucose (eAG)
Fructosamine

Documentation Best Practices

Documentation Checklist
  • Hemoglobin A1c (HbA1c) test result
  • Date and time of HbA1c test
  • Testing method used (e.g., HPLC)
  • Diagnosis of diabetes type (if applicable)
  • Correlation with patient's symptoms

Coding and Audit Risks

Common Risks
  • Unspecified HbA1c

    Coding with unspecified HbA1c codes when more specific documentation is available, leading to inaccurate severity reflection and reimbursement.

  • Unconfirmed Diagnosis

    Coding HbA1c without documented confirmation or provider order, increasing risk of denials and compliance issues.

  • Lack of Supporting Documentation

    Insufficient documentation to support the medical necessity of the HbA1c test, resulting in audit risks and potential revenue loss.

Mitigation Tips

Best Practices
  • Code J1C71 for HbA1c testing.
  • Document indication for HbA1c test.
  • Ensure proper patient ID & date/time.
  • Use standardized units (e.g., % or mmol/mol).
  • Regular QC checks for testing equipment.

Clinical Decision Support

Checklist
  • Confirm A1C test ordered: ICD-10 E11.9, CPT 83036
  • Verify patient fasting status documented
  • Review A1C result and units (percentage/mmol/mol)
  • Correlate A1C with blood glucose levels

Reimbursement and Quality Metrics

Impact Summary
  • Hemoglobin Glycosylated Reimbursement: CPT 83036, 83037, ICD-10 E11.9, impacts based on testing complexity and payer contracts.
  • Coding Accuracy Impact: Correct coding (LOINC 2345-7) ensures proper reimbursement and avoids claim denials for HbA1c testing.
  • Hospital Reporting Impact: Accurate HbA1c data crucial for diabetes management programs, quality reporting (HEDIS), and value-based care.
  • Quality Metrics Impact: HbA1c control directly affects diabetes quality measures, impacting hospital reimbursement and public ratings.

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 A1C, not estimated average glucose
  • Document A1C test method
  • Check dx specificity: A1C vs. diabetes
  • Query physician if A1C unclear
  • Review coding guidelines for diabetes

Documentation Templates

Patient presents for routine diabetes management or follow-up regarding elevated blood sugar levels.  The patient's Hemoglobin A1c (HbA1c), a key indicator of long-term blood glucose control, was measured and evaluated.  Results indicate a diagnosis of Hemoglobin Glycosylated, reflecting the average blood glucose levels over the past two to three months.  This measurement aids in assessing diabetes management effectiveness and guides treatment adjustments.  Discussion included the importance of blood sugar control, potential complications of uncontrolled diabetes such as diabetic neuropathy, retinopathy, and nephropathy, and the role of lifestyle modifications including diet, exercise, and medication adherence in managing the condition.  Patient understanding of the Hemoglobin A1c test, its significance in diabetes care, and the correlation between HbA1c levels and average blood glucose was confirmed.  The treatment plan was reviewed, emphasizing the importance of regular monitoring and adherence to the prescribed regimen.  Follow-up appointment scheduled to reassess HbA1c levels and adjust treatment as necessary.  Differential diagnoses considered included impaired glucose tolerance and type 2 diabetes mellitus.  ICD-10 codes E11.9 (Type 2 diabetes mellitus without complications) or other appropriate diabetes codes, and CPT code 83036 (Hemoglobin A1c) may be applicable depending on specific circumstances and should be verified.  Medical coding and billing practices were adhered to throughout the documentation process.
Hemoglobin Glycosylated - AI-Powered ICD-10 Documentation