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Home/Diagnosis/ICD-10 Coding for Paronychia

ICD-10 Coding for Paronychia

L03.031
L03.039
B37.2

Complete ICD-10-CM coding and documentation guide for icd-10 coding for paronychia includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Nail infection
Perionychia
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Key Information: ICD-10 Coding for Paronychia

Essential facts and insights about ICD-10 Coding for Paronychia

Use ICD-10 code L03.031 for cellulitis of right finger, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Cellulitis of right finger

Billable Code
L03.031
Billable

Diagnostic Criteria

  • • Presence of erythema and purulent drainage

Applicable To

  • • Acute bacterial paronychia of right finger

Important Notes

  • • Ensure laterality is documented.

Cellulitis of unspecified finger

Billable Code
L03.039
Billable

Diagnostic Criteria

  • • Erythema, swelling, and purulent drainage
  • • Positive bacterial culture

Applicable To

  • • Acute bacterial paronychia of unspecified finger

Important Notes

  • • Avoid use if specific finger is documented.

Candidiasis of skin and nails

Billable Code
B37.2
Billable

Diagnostic Criteria

  • • Positive KOH microscopy
  • • Fungal culture confirmation

Applicable To

  • • Chronic candidal paronychia

Important Notes

  • • Ensure fungal infection is documented.
Ancillary Codes

Additional codes that may be used with this diagnosis

B95.61

Methicillin susceptible Staphylococcus aureus infection

Use when MSSA is identified in culture.

Frequently Asked Questions

What is the ICD-10 code for paronychia?

The ICD-10 code for paronychia is typically L03.031 for cellulitis of the right finger, or L03.032 for the right toe, depending on the location.

How do you code diabetic paronychia?

For diabetic paronychia, code E11.621 for diabetes with foot ulcer first, followed by L03.031 for cellulitis of the affected area.

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