K05 ICD-10-CM Code: Gingivitis and periodontal diseases
K05 isn’t billable on its own. Choose one of the 25 billable codes beneath it, the one the documentation supports.
Official description
K05Gingivitis and periodontal diseases
ICD-10-CM diagnosis code · United States clinical modification
Billable codes under K05
K05 can’t be reported on its own. Choose the code below that matches what the note documents.
K05.2 · Aggressive periodontitis
K05.20Aggressive periodontitis, unspecifiedK05.211Aggressive periodontitis, localized, slightK05.212Aggressive periodontitis, localized, moderateK05.213Aggressive periodontitis, localized, severeK05.219Aggressive periodontitis, localized, unspecified severityK05.221Aggressive periodontitis, generalized, slightK05.222Aggressive periodontitis, generalized, moderateK05.223Aggressive periodontitis, generalized, severeK05.229Aggressive periodontitis, generalized, unspecified severityK05.3 · Chronic periodontitis
K05.30Chronic periodontitis, unspecifiedK05.311Chronic periodontitis, localized, slightK05.312Chronic periodontitis, localized, moderateK05.313Chronic periodontitis, localized, severeK05.319Chronic periodontitis, localized, unspecified severityK05.321Chronic periodontitis, generalized, slightK05.322Chronic periodontitis, generalized, moderateK05.323Chronic periodontitis, generalized, severeK05.329Chronic periodontitis, generalized, unspecified severityWhere K05 sits
- 1
Chapter 11
Diseases of the digestive system (K00-K95)
- 2
Section
Diseases of oral cavity and salivary glands (K00-K14)
- 3
Category K05
Gingivitis and periodontal diseases
- 4
Code K05
Gingivitis and periodontal diseases
Notes for this code
Inclusion terms
No inclusion terms are listed for K05.
Code first
No “code first” instruction is listed for K05.
Use additional code
- code to identify:
- alcohol abuse and dependence (F10.-)
- exposure to environmental tobacco smoke (Z77.22)
- exposure to tobacco smoke in the perinatal period (P96.81)
- history of tobacco dependence (Z87.891)
- occupational exposure to environmental tobacco smoke (Z57.31)
- tobacco dependence (F17.-)
- tobacco use (Z72.0)
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for K05.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for K05.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code K05 mean?
K05 is the FY 2027 U.S. ICD-10-CM code for “Gingivitis and periodontal diseases.”
Is K05 a billable or specific ICD-10-CM code?
No. K05 has 25 billable codes beneath it in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is K05 located in ICD-10-CM?
K05 is listed in Chapter 11, Diseases of the digestive system (K00-K95), within Diseases of oral cavity and salivary glands (K00-K14) (K00–K14), under category K05, Gingivitis and periodontal diseases.
What coding notes are listed for K05?
No inclusion terms are listed for K05 in this reference record. No code-first instruction is listed. Additional-code instructions: code to identify:; alcohol abuse and dependence (F10.-); exposure to environmental tobacco smoke (Z77.22); exposure to tobacco smoke in the perinatal period (P96.81); history of tobacco dependence (Z87.891); occupational exposure to environmental tobacco smoke (Z57.31); tobacco dependence (F17.-); tobacco use (Z72.0). No Excludes1 note is listed. No Excludes2 note is listed.