What is the ICD-10 code for tongue swelling?

The ICD-10 code for tongue swelling depends on the cause: K14.8 for idiopathic or disease-related, T78.3 for angioedema, and R22.0 for localized swelling without a known cause.

How do you code angioedema of the tongue?

Code angioedema of the tongue with T78.3, and include an external cause code like Y52.8 if due to medication.

ICD-10 Coding for Tongue Swelling(K14.8, D84.1, K14.0)

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Learn about ICD-10 coding for tongue swelling, including codes K14.8, T78.3, and R22.0. Understand documentation requirements and coding pitfalls.

Also known as:

Lingual EdemaMacroglossia

Related ICD-10 Code Ranges

Complete code families applicable to Tongue Swelling

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
K14.8	Other diseases of tongue	Use when swelling is linked to a documented tongue pathology.	Biopsy-negative swelling Chronic or recurrent swelling without systemic cause
T78.3	Angioneurotic edema	Use for allergic or medication-induced swelling.	Sudden onset after exposure to allergen or medication Elevated tryptase levels
R22.0	Localized swelling, mass and lump, head	Use only if no underlying disease is identified.	No systemic symptoms No identifiable disease process

Primary ICD-10-CM Codes

Other diseases of tongue

K14.8Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

GlossitisK14.0

Hereditary angioedemaD84.1

Other diseases of tongueK14.8

Use when a disease process is identified.

Documentation & Coding Risks

Avoid these common issues when documenting Tongue Swelling.

Failing to document the specific cause of swelling.

Impact

Clinical: Leads to misdiagnosis and inappropriate treatment., Regulatory: Non-compliance with documentation standards., Financial: Potential for denied claims due to insufficient documentation.

Mitigation

Always ask about recent medication changes or exposures., Include detailed patient history in the notes.

Using R22.0 when a disease process is identified.

Impact

Reimbursement: May lead to incorrect DRG assignment., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation

Use K14.8 if a disease process is documented.

Omitting external cause code for drug-induced angioedema.

Impact

Reimbursement: Potential loss of reimbursement for drug-related complications., Compliance: Failure to meet coding standards., Data Quality: Incomplete data on drug reactions.

Mitigation

Always pair T78.3 with the appropriate external cause code.

Drug-induced reactions

Impact

Failure to document and code drug-induced angioedema correctly.

Mitigation

Ensure all drug reactions are documented with specific drug names and reaction details.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with K14.8.

Primary Code

K14.8

Other diseases of tongue

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ICD-10 codes6

Coding risks4

FAQs2

ICD-10 Coding for Tongue Swelling(K14.8, D84.1, K14.0)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for tongue swelling?

How do you code angioedema of the tongue?

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