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ICD-10 Coding for Hyperosmolar Hyperglycemic State(E11.01, E11.00)

Complete ICD-10-CM coding and documentation guide for Hyperosmolar Hyperglycemic State. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

HHSHyperosmolar Non-Ketotic StateHyperosmolar Hyperglycemic Nonketotic Syndrome

Related ICD-10 Code Ranges

Complete code families applicable to Hyperosmolar Hyperglycemic State

E11.00-E11.01Primary Range

Type 2 diabetes mellitus with hyperosmolarity

This range covers hyperosmolar hyperglycemic states associated with type 2 diabetes, with or without coma.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
E11.01Type 2 diabetes mellitus with hyperosmolarity with comaUse when hyperosmolarity is present with coma in a patient with type 2 diabetes.
  • Glucose ≥600 mg/dL
  • Serum osmolality ≥320 mOsm/kg
  • Presence of coma
E11.00Type 2 diabetes mellitus with hyperosmolarity without comaUse when hyperosmolarity is present without coma in a patient with type 2 diabetes.
  • Glucose ≥600 mg/dL
  • Serum osmolality ≥320 mOsm/kg
  • Absence of coma

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for hyperosmolar hyperglycemic state with coma

Essential facts and insights about Hyperosmolar Hyperglycemic State

The ICD-10 code for hyperosmolar hyperglycemic state with coma is E11.01, used for type 2 diabetes with hyperosmolarity and coma.

Primary ICD-10-CM Codes for hyperosmolar hyperglycemic state

Type 2 diabetes mellitus with hyperosmolarity with coma
Billable Code

Decision Criteria

clinical Criteria

  • Presence of coma and hyperosmolarity in type 2 diabetes

Applicable To

  • Hyperosmolar hyperglycemic state with coma

Excludes

  • Diabetic ketoacidosis (E13.10)

Clinical Validation Requirements

  • Glucose ≥600 mg/dL
  • Serum osmolality ≥320 mOsm/kg
  • Presence of coma

Code-Specific Risks

  • Ensure coma is documented to avoid incorrect coding.

Coding Notes

  • Ensure documentation specifies coma and hyperosmolarity.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Dehydration

E86.0
Use to document dehydration associated with HHS.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Other specified diabetes mellitus with ketoacidosis

E13.10
Presence of significant ketones and pH <7.3 differentiates DKA from HHS.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Hyperosmolar Hyperglycemic State to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code E11.01.

Impact

Clinical: Misrepresentation of patient condition., Regulatory: Non-compliance with coding standards., Financial: Potential reimbursement issues.

Mitigation Strategy

Ensure coma status is assessed and documented.

Impact

Reimbursement: Incorrect coding may lead to lower reimbursement., Compliance: Non-compliance with ICD-10 coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Use E11.00 for hyperosmolarity without coma.

Impact

Failure to document coma status can lead to incorrect coding.

Mitigation Strategy

Implement checklist for coma assessment in HHS cases.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Hyperosmolar Hyperglycemic State, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Hyperosmolar Hyperglycemic State

Use these documentation templates to ensure complete and accurate documentation for Hyperosmolar Hyperglycemic State. These templates include all required elements for proper coding and billing.

Emergency Department Admission for HHS

Specialty: Emergency Medicine

Required Elements

  • Glucose levels
  • Serum osmolality
  • Mental status
  • Ketone levels

Example Documentation

Patient presents with glucose 720 mg/dL, osmolality 325 mOsm/kg, lethargic, no ketonuria.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient with high blood sugar.
Good Documentation Example
Type 2 DM with hyperosmolar hyperglycemic state: glucose 850 mg/dL, osmolality 335 mOsm/kg, altered mental status.
Explanation
The good example provides specific lab values and mental status, supporting the diagnosis.

Need help with ICD-10 coding for Hyperosmolar Hyperglycemic State? Ask your questions below.

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