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ICD-10 Coding for Dehydration(E86.0, E86.2)

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

Also known as:

Fluid DeficiencyHypohydrationfluid deficit

Related ICD-10 Code Ranges

Complete code families applicable to Dehydration

E86Primary Range

Volume depletion

This range includes codes for dehydration and related conditions such as hypovolemia.

Disorders of fluid, electrolyte and acid-base balance

Includes codes for electrolyte imbalances that may accompany dehydration, such as hypernatremia.

Other and unspecified noninfective gastroenteritis and colitis

Includes codes for gastroenteritis which can be a cause of dehydration.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
E86.0DehydrationUse when dehydration is the primary condition being treated.
  • Dry mucous membranes
  • Decreased skin turgor
  • Elevated BUN/Creatinine ratio
E86.2Dehydration due to diarrheaUse when dehydration is specifically caused by diarrhea.
  • Documented diarrhea
  • Fluid loss

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 dehydration

Essential facts and insights about Dehydration

The ICD-10 code for dehydration is E86.0. For dehydration due to diarrhea, use E86.2.

Primary ICD-10-CM Codes for dehydrated

Dehydration
Billable Code

Decision Criteria

clinical Criteria

  • Presence of clinical signs of dehydration

coding Criteria

  • Dehydration is the primary condition treated

Applicable To

  • General dehydration

Excludes

Clinical Validation Requirements

  • Dry mucous membranes
  • Decreased skin turgor
  • Elevated BUN/Creatinine ratio

Code-Specific Risks

  • Misuse for minor fluid loss
  • Confusion with hypovolemia

Coding Notes

  • Ensure documentation supports dehydration as the primary focus of treatment.

Ancillary Codes

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

Hypernatremia

E87.0
Use alongside E86.0 when hypernatremia is present.

Differential Codes

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

Hypovolemia

E86.1
Use E86.1 when the primary issue is loss of blood volume rather than fluid.

Gastroenteritis and colitis

K52.2
Use K52.2 when gastroenteritis is the primary condition.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Dehydration to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code E86.0.

Impact

Clinical: May lead to inappropriate treatment., Regulatory: Non-compliance with coding standards., Financial: Potential claim denials.

Mitigation Strategy

Always document the underlying cause of dehydration.

Impact

Reimbursement: Incorrect coding can lead to denied claims., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data reporting.

Mitigation Strategy

Use E86.1 for hypovolemia instead.

Impact

Inadequate documentation of clinical signs and treatment.

Mitigation Strategy

Ensure thorough documentation of all clinical indicators and treatment responses.

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 Dehydration, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Dehydration

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

Dehydration due to gastroenteritis

Specialty: Gastroenterology

Required Elements

  • Clinical signs of dehydration
  • Cause of dehydration
  • Treatment response

Example Documentation

Patient admitted with severe dehydration due to gastroenteritis. Symptoms include dry mucous membranes and elevated BUN. Treated with IV fluids.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient dehydrated.
Good Documentation Example
Patient presents with severe dehydration due to gastroenteritis, evidenced by dry mucous membranes and elevated BUN. Treated with IV fluids.
Explanation
The good example provides specific clinical details and treatment information.

Need help with ICD-10 coding for Dehydration? Ask your questions below.

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