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K05.2

Non-billable

Aggressive periodontitis

K05.2 is the ICD-10-CM code for Aggressive periodontitis. It is a non-billable category code — use a more specific child code such as K05.20 for billing.

Status
Header (non-billable)
Chapter
K00-K95
Parent
K05
Subcodes
3
Edition
FY2026

K00-K95 Diseases of the digestive system

Includes

  • •Acute pericoronitis

Excludes1 — not coded here

  • •acute apical periodontitis (K04.4)
  • •periapical abscess (K04.7)
  • •periapical abscess with sinus (K04.6)

Frequently asked questions

What is ICD-10 code K05.2?
K05.2 is the ICD-10-CM code for "Aggressive periodontitis". It falls under K00-K95 Diseases of the digestive system.
Is K05.2 a billable code?
No — K05.2 is a non-billable header code. Use a more specific child code (such as K05.20) for billing.
What are the subcodes of K05.2?
K05.2 has 3 more specific child codes, including K05.20, K05.21, K05.22.
What is excluded from K05.2?
Excludes1 (not coded here): acute apical periodontitis (K04.4); periapical abscess (K04.7); periapical abscess with sinus (K04.6).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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