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ICD-10 Guide
ICD-10 CodesE10.3593

E10.3593

Billable

Type 1 diabetes mellitus with proliferative diabetic retinopathy without macular edema (bilateral)

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 E10.3593 is a billable code used to indicate a diagnosis of type 1 diabetes mellitus with proliferative diabetic retinopathy without macular edema (bilateral).

Key Diagnostic Point:

E10.3593 refers to a specific complication of Type 1 diabetes mellitus characterized by proliferative diabetic retinopathy (PDR) without macular edema affecting both eyes. PDR is a severe form of diabetic retinopathy where new, abnormal blood vessels grow on the retina, which can lead to vision loss. This condition arises due to chronic hyperglycemia, which damages the retinal blood vessels. Patients with Type 1 diabetes often have fluctuating blood glucose levels, and the risk of developing PDR increases with the duration of diabetes and poor glycemic control, typically indicated by elevated HbA1c levels. Management of this condition often involves strict glycemic control through insulin therapy, regular ophthalmologic examinations, and potential interventions such as laser photocoagulation to prevent further vision loss. The absence of macular edema in this code indicates that while the retina is affected, the central vision area remains intact, which is a critical distinction in treatment and prognosis.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between types of diabetic retinopathy
  • Understanding the absence of macular edema
  • Monitoring HbA1c levels for diabetes management
  • Insulin management complexities in Type 1 diabetes

Audit Risk Factors

  • Inadequate documentation of retinopathy severity
  • Failure to specify bilateral involvement
  • Misclassification of diabetic retinopathy type
  • Lack of HbA1c documentation

Specialty Focus

Medical Specialties

Endocrinology

Documentation Requirements

Detailed records of diabetes management, including insulin regimens and HbA1c levels.

Common Clinical Scenarios

Patients presenting with uncontrolled diabetes and complications such as retinopathy.

Billing Considerations

Ensure comprehensive documentation of diabetes management and complications.

Ophthalmology

Documentation Requirements

Thorough retinal examination reports and imaging studies.

Common Clinical Scenarios

Patients undergoing routine eye exams for diabetic retinopathy.

Billing Considerations

Document the absence of macular edema and the extent of proliferative changes.

Coding Guidelines

Inclusion Criteria

Use E10.3593 When
  • Follow the official ICD
  • CM coding guidelines, ensuring accurate documentation of the type of diabetes, the presence of complications, and the specific nature of retinopathy
  • Include HbA1c levels and treatment details

Exclusion Criteria

Do NOT use E10.3593 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

92014CPT Code

Ophthalmological examination, established patient

Clinical Scenario

Used during routine eye exams for diabetic retinopathy.

Documentation Requirements

Document the extent of retinopathy and any interventions.

Specialty Considerations

Ophthalmologists should ensure detailed reports of findings.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of diabetic complications, improving the accuracy of patient records and facilitating better management of diabetes-related conditions.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of diabetic complications, improving the accuracy of patient records and facilitating better management of diabetes-related conditions.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of diabetic complications, improving the accuracy of patient records and facilitating better management of diabetes-related conditions.

Resources

Clinical References

  • •
    American Diabetes Association
  • •
    American Academy of Ophthalmology

Coding & Billing References

  • •
    American Diabetes Association
  • •
    American Academy of Ophthalmology

Frequently Asked Questions

What is the significance of specifying 'without macular edema'?

Specifying 'without macular edema' is crucial as it indicates a different treatment approach and prognosis compared to cases with macular edema, which can lead to more severe vision loss.