What is the ICD-10 code for a pilonidal cyst with abscess?

The ICD-10 code for a pilonidal cyst with abscess is L05.01. This code is used when there is clinical or imaging confirmation of an abscess associated with the cyst.

How do you code a pilonidal sinus without abscess?

For a pilonidal sinus without abscess, use ICD-10 code L05.92. Ensure documentation specifies the absence of an abscess.

ICD-10 Coding for Pilonidal Cyst(L05.01, B95.6, K60.5)

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Explore detailed ICD-10 coding guidelines for pilonidal cysts, including documentation requirements and common coding pitfalls.

Also known as:

Pilonidal SinusPilonidal Abscess

Related ICD-10 Code Ranges

Complete code families applicable to Pilonidal Cyst

L00-L99Primary Range

Diseases of the skin and subcutaneous tissue

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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
L05.01	Pilonidal cyst with abscess	Use when a pilonidal cyst is present with an abscess confirmed by clinical or imaging findings.	Ultrasound showing abscess WBC count >12 000/µL
L05.02	Pilonidal sinus with abscess	Use when a pilonidal sinus is present with an abscess.	MRI showing sinus tracts Clinical evidence of fistula
L05.91	Pilonidal cyst without abscess	Use for chronic or recurrent pilonidal cysts without active infection.	History of prior drainage No current signs of infection
L05.92	Pilonidal sinus without abscess	Use for pilonidal sinuses without abscess.	MRI or clinical exam confirming sinus without abscess

Primary ICD-10-CM Codes

Pilonidal cyst with abscess

L05.01Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Hidradenitis suppurativaL73.2

Anal fistulaK60.5

Documentation & Coding Risks

Avoid these common issues when documenting Pilonidal Cyst.

Ambiguous documentation of cyst

Impact

Clinical: Leads to incorrect diagnosis coding., Regulatory: Non-compliance with coding standards., Financial: Potential for claim denials.

Mitigation

Use specific terms like 'abscess' or 'sinus'., Include imaging or lab results.

Using L05.9 for abscess cases

Impact

Reimbursement: Incorrect DRG assignment leading to potential revenue loss., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation

Query provider to confirm abscess presence and use L05.01 or L05.02 as appropriate.

Reporting both I&D and excision codes

Impact

Reimbursement: Potential claim denial or audit risk., Compliance: Violation of NCCI bundling rules., Data Quality: Misleading procedural data.

Mitigation

Only report excision codes if I&D is part of the excision procedure.

Procedure Coding

Impact

Incorrect use of I&D and excision codes together.

Mitigation

Educate providers on NCCI edits and bundling rules.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with L05.01.

Pilonidal Abscess→

Primary Code

L05.01

Pilonidal cyst with abscess

Quick Navigation

ICD-10 codes11

Coding risks4

FAQs2

ICD-10 Coding for Pilonidal Cyst(L05.01, B95.6, K60.5)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for a pilonidal cyst with abscess?

How do you code a pilonidal sinus without abscess?

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