ICD-10-CM Alphabetic Index · FY 2027 29 Entries
Periodontitis in the ICD-10-CM Index ICD-10-CM
The main term Periodontitis (chronic) (complex) (compound) (local) (simplex) carries 29 index entries pointing to 20 ICD-10-CM codes. The default entry is K05.30, the code the bare main term maps to; every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2027 index fileEffective Oct 1, 2026 – Sep 30, 2027
29
Index Entries
20
Codes Referenced
K05.30
Default Code
P
Letter
29 of 29 shown
ICD-10-CM
Index Entries Under Periodontitis 29 entries · 20 codes
Periodontitis (chronic) (complex) (compound) (local) (simplex) K05.30
acute K05.20
generalized K05.229
moderate K05.222
severe K05.223
slight K05.221
localized K05.219
moderate K05.212
severe K05.213
slight K05.211
aggressive K05.20
generalized K05.229
moderate K05.222
severe K05.223
slight K05.221
localized K05.219
moderate K05.212
severe K05.213
slight K05.211
apical K04.5
acute (pulpal origin) K04.4
generalized K05.329
moderate K05.322
severe K05.323
slight K05.321
localized K05.319
moderate K05.312
severe K05.313
slight K05.311
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Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2027 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2026 through September 30, 2027.
