E10.64
Non-Billable

Type 1 diabetes mellitus with hypoglycemia

Non-Billable / Non-Specific Code

What is Type 1 diabetes mellitus with hypoglycemia?

ICD-10-CM E10.64 is the diagnosis code for Type 1 diabetes mellitus with hypoglycemia. This code falls under the section "Diabetes mellitus" within Chapter 4 — Endocrine, nutritional and metabolic diseases (E00-E89). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for E10.64

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where E10.64 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 2 entries
E10.641Type 1 diabetes mellitus with hypoglycemia with comaBillableE10.649Type 1 diabetes mellitus with hypoglycemia without comaBillable
Related Codes

Frequently Asked Questions

Is E10.64 a billable ICD-10-CM code?

No, E10.64 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does E10.64 mean?

E10.64 is the ICD-10-CM diagnosis code for "Type 1 diabetes mellitus with hypoglycemia". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of E10.64?

The parent code of E10.64 is E10.6 ("Type 1 diabetes mellitus with other specified complications"). E10.64 provides a more specific classification within this category.

What section is E10.64 in?

E10.64 is located in Section E08-E13 — "Diabetes mellitus" within Chapter 4 of the ICD-10-CM Tabular List.

What are the sub-codes of E10.64?

E10.64 has 2 sub-code(s) that provide more specific detail: E10.641, E10.649.

When should I use E10.64?

Use E10.64 when the patients documented diagnosis matches "Type 1 diabetes mellitus with hypoglycemia" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Type 1 diabetes mellitus with hypoglycemia?

The ICD-10-CM code for Type 1 diabetes mellitus with hypoglycemia is E10.64.

Can E10.64 be used for primary diagnosis?

No, E10.64 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is E10.64 in?

E10.64 is in Chapter 4 of the ICD-10-CM Tabular List.

Is E10.64 valid for 2026?

Yes, E10.64 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousE10.638Type 1 diabetes mellitus with other oral complicationsNext →E10.641Type 1 diabetes mellitus with hypoglycemia with coma
Code Details
E10.64
Type 1 diabetes mellitus with hypoglycemia
Non-Billable / Non-Specific Code
4 — Endocrine, nutritional and metabolic diseases (E00-E89)
E08-E13 — Diabetes mellitus
2026 ICD-10-CM