K05.222 Aggressive periodontitis, generalized, moderate

✓ Billable ICD-10-CM 2026
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The ICD-10-CM code for Aggressive periodontitis, generalized, moderate is K05.222 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Section
K00-K14: Diseases of oral cavity and salivary glands (K00-K14)
Category K05
34 codes (25 billable)
FY2026 Status
Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to K05.222:

  • Periodontitis (chronic) (complex) (compound) (local) (simplex) › acute › generalized › moderate
  • Periodontitis (chronic) (complex) (compound) (local) (simplex) › aggressive › generalized › moderate
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › gum › aggressive › generalized › moderate
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › gingival › aggressive › generalized › moderate

Official Coding Guidelines

Chapter 11 reserved for future expansion

11. Chapter 11: Diseases of the Digestive System (K00-K95) Reserved for future guideline expansion

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.11

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Related Codes

Parent Code

K05 Gingivitis and periodontal diseases

Related Codes in K05

K05 Gingivitis and periodontal diseases K05.0 Acute gingivitis K05.00 Acute gingivitis, plaque induced K05.01 Acute gingivitis, non-plaque induced K05.1 Chronic gingivitis K05.10 Chronic gingivitis, plaque induced K05.11 Chronic gingivitis, non-plaque induced K05.2 Aggressive periodontitis K05.20 Aggressive periodontitis, unspecified K05.21 Aggressive periodontitis, localized K05.211 Aggressive periodontitis, localized, slight K05.212 Aggressive periodontitis, localized, moderate K05.213 Aggressive periodontitis, localized, severe K05.219 Aggressive periodontitis, localized, unspecified severity K05.22 Aggressive periodontitis, generalized K05.221 Aggressive periodontitis, generalized, slight K05.223 Aggressive periodontitis, generalized, severe K05.229 Aggressive periodontitis, generalized, unspecified severity K05.3 Chronic periodontitis K05.30 Chronic periodontitis, unspecified
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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