What is the ICD-10 code for dry mouth?

The ICD-10 code for dry mouth due to specific causes like radiation or medication is K11.7, while R68.2 is used for unspecified dry mouth.

When should K11.7 be used?

Use K11.7 when dry mouth is due to specific causes such as radiation therapy or medication, supported by clinical documentation.

ICD-10 Coding for Dry Mouth(K11.7, C11.0, L59.9)

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Learn about ICD-10 coding for dry mouth, including when to use K11.7 vs. R68.2, documentation requirements, and common pitfalls.

Also known as:

XerostomiaSalivary Gland Hypofunction

Related ICD-10 Code Ranges

Complete code families applicable to Dry Mouth

K00-K95Primary Range

Diseases of the digestive system

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

Code	Description	When to Use	Key Documentation
K11.7	Disturbances of salivary secretion	Use when dry mouth is due to specific causes like radiation therapy or medication.	Sialometry showing <0.1 mL/min unstimulated saliva flow Documented etiology such as radiation or medication
R68.2	Dry mouth, unspecified	Use when dry mouth is a symptom without a specific identified cause.	Absence of specific salivary gland pathology Symptom documentation without identified cause

Primary ICD-10-CM Codes

Disturbances of salivary secretion

K11.7Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Dry mouth, unspecifiedR68.2

Disturbances of salivary secretionK11.7

Documentation & Coding Risks

Avoid these common issues when documenting Dry Mouth.

Failing to document the cause of dry mouth

Impact

Clinical: Inaccurate treatment planning., Regulatory: Non-compliance with coding standards., Financial: Potential for denied claims.

Mitigation

Always inquire about medication use and radiation history., Perform and document salivary tests.

Using R68.2 for drug-induced xerostomia

Impact

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

Mitigation

Use K11.7 with appropriate drug code for medication-induced dry mouth.

Incorrect coding of xerostomia

Impact

Using R68.2 instead of K11.7 when a specific cause is identified.

Mitigation

Ensure thorough documentation of etiology and test results.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with K11.7.

Primary Code

K11.7

Disturbances of salivary secretion

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ICD-10 codes5

Coding risks3

FAQs2

ICD-10 Coding for Dry Mouth(K11.7, C11.0, L59.9)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for dry mouth?

When should K11.7 be used?

Related condition guides