K05.321

Billable

Chronic periodontitis, generalized, slight

K05.321 is the ICD-10-CM code for Chronic periodontitis, generalized, slight. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
K00-K95
Parent
K05.32
Edition
FY2026

K00-K95 Diseases of the digestive system

What this means — in plain language

MedlinePlus · NIH

If you have gum disease, you're not alone. Many U.S. adults currently have some form of the disease. It ranges from simple gum inflammation, called gingivitis, to serious damage to the tissue and bone supporting the teeth. In the worst cases, you can lose teeth. In gingivitis, the gums become red and swollen. They can bleed easily. Gingivitis is a mild form of gum disease. You can usually reverse it with daily…

Read more about Gum Disease at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code K05.321?
K05.321 is the ICD-10-CM code for "Chronic periodontitis, generalized, slight". It falls under K00-K95 Diseases of the digestive system.
Is K05.321 a billable code?
Yes — K05.321 is a billable, specific ICD-10-CM code valid for reimbursement.

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

Look up another ICD-10 code or condition

Powered by Eleplan

Free ICD-10 lookup is just the start. Eleplan keeps the whole care plan in one place.

Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, with Ellie, your AI care assistant, on top of it. Free to start.