What is the ICD-10 code for Proteus infection?

The ICD-10 code for Proteus infection is B96.4, used when Proteus is the causative organism of a disease classified elsewhere.

How is Proteus syndrome coded in ICD-10?

Proteus syndrome is coded as Q87.3 under 'Other congenital malformation syndromes, not elsewhere classified'.

ICD-10 Coding for Proteus Infections and Syndrome(B96.4, B96.5, Q87.2)

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Explore ICD-10 coding for Proteus infections and syndrome, including B96.4 and Q87.3. Learn about documentation requirements and coding strategies.

Also known as:

Proteus mirabilis infectionProteus syndrome

Related ICD-10 Code Ranges

Complete code families applicable to Proteus Infections and Syndrome

A00-B99Primary Range

Certain infectious and parasitic diseases

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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
B96.4	Proteus (mirabilis) as the cause of diseases classified elsewhere	Use when Proteus is identified as the causative organism in an infection.	Culture and sensitivity report confirming Proteus species Documentation of the site of infection
Q87.3	Other congenital malformation syndromes, not elsewhere classified	Use for confirmed cases of Proteus syndrome.	Clinical diagnosis based on established criteria Genetic testing confirming AKT1 mutation

Primary ICD-10-CM Codes

Proteus (mirabilis) (morganii) as the cause of diseases classified elsewhere

B96.4Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Escherichia coli as the cause of diseases classified elsewhereB96.5

Congenital malformation syndromes predominantly affecting facial appearanceQ87.2

Documentation & Coding Risks

Avoid these common issues when documenting Proteus Infections and Syndrome.

Omitting resistance documentation

Impact

Clinical: May lead to inappropriate antibiotic use., Regulatory: Non-compliance with coding standards., Financial: Potential for denied claims.

Mitigation

Always document resistance patterns when present.

Using B96.4 as a principal diagnosis

Impact

Reimbursement: May lead to claim denial or reduced reimbursement., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate representation of patient data.

Mitigation

Always pair with a primary code for the site of infection.

Incomplete documentation

Impact

Failure to document organism and resistance leads to audit flags.

Mitigation

Ensure all relevant clinical findings are documented.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with B96.4.

Primary Code

B96.4

Proteus (mirabilis) (morganii) as the cause of diseases classified elsewhere

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ICD-10 codes4

Coding risks3

FAQs2

ICD-10 Coding for Proteus Infections and Syndrome(B96.4, B96.5, Q87.2)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for Proteus infection?

How is Proteus syndrome coded in ICD-10?

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