ICD Code E13-

ICD code E13- is other specified diabetes mellitus, which refers to types of diabetes that do not fit into the main categories of type 1 or type 2, including secondary diabetes due to other conditions or causes.

1. Patient presents with diabetes mellitus not classified as type 1 or type 2.

2. Evidence of diabetes due to underlying condition, drug or chemical, or other specified cause.

3. Documentation of abnormal blood glucose levels consistent with diabetes.

4. Presence of symptoms such as polyuria, polydipsia, unexplained weight loss, or fatigue.

5. Identification of complications related to diabetes, such as nephropathy, retinopathy, neuropathy, or circulatory issues.

6. Exclusion of classic type 1 or type 2 diabetes mellitus based on clinical evaluation and patient history.

7. Association with a specific underlying disease, medication, or external factor contributing to the diabetic state.

Relevant CPT codes that may be used to treat ICD code E13- include:

- 99202–99215 (Evaluation and Management services)

- 82947 (Glucose; quantitative, blood [except reagent strip])

- 83036 (Hemoglobin A1c)

- 84443 (Thyroid stimulating hormone [TSH])

- 80048 (Basic metabolic panel)

- 96372 (Therapeutic, prophylactic, or diagnostic injection)

- 36415 (Collection of venous blood by venipuncture)

- 95250 (Ambulatory continuous glucose monitoring)

- 95251 (Analysis and interpretation of continuous glucose monitoring data)

- 90791 (Psychiatric diagnostic evaluation, if behavioral health support is needed)

- 97802–97804 (Medical nutrition therapy)

CPT code selection should be based on the specific services rendered and clinical documentation.

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