K08.42
Partial loss of teeth due to periodontal diseases
K08.42 is a non-billable ICD-10-CM code header for partial loss of teeth due to periodontal diseases. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are K08.421 Partial loss of teeth due to periodontal diseases, class I; K08.422 Partial loss of teeth due to periodontal diseases, class II; K08.423 Partial loss of teeth due to periodontal diseases, class III; K08.424 Partial loss of teeth due to periodontal diseases, class IV and 1 more. Its coding notes include 2 Excludes1 entries and 11 Excludes2 entries.
Excludes1
Not coded here. The listed conditions generally should not be reported together.
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Also from chapter/block level (8 notes)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
More specific codes under K08.42 5
- K08.421Partial loss of teeth due to periodontal diseases, class IBillable
- K08.422Partial loss of teeth due to periodontal diseases, class IIBillable
- K08.423Partial loss of teeth due to periodontal diseases, class IIIBillable
- K08.424Partial loss of teeth due to periodontal diseases, class IVBillable
- K08.429Partial loss of teeth due to periodontal diseases, unspecified classBillable