ICD-10-CM Alphabetic Index · FY 2027 33 Entries
Carcinoma-in-situ in the ICD-10-CM Index ICD-10-CM
The main term Carcinoma-in-situ carries 33 index entries pointing to 7 ICD-10-CM codes. 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
33
Index Entries
7
Codes Referenced
—
Default Code
C
Letter
33 of 33 shown
ICD-10-CM
Index Entries Under Carcinoma-in-situ 33 entries · 7 codes
Carcinoma-in-situ
breast NOS D05.9 Non-billable
specified type NEC D05.8 Non-billable
epidermoid see also Neoplasm, in situ, by site
with questionable stromal invasion
cervix D06.9
specified site NEC see Neoplasm, in situ, by site
unspecified site D06.9
Bowen's type see Neoplasm, skin, in situ
intraductal
breast D05.1 Non-billable
specified site NEC see Neoplasm, in situ, by site
unspecified site D05.1 Non-billable
lobular
with
infiltrating duct
breast (female) C50.91 Non-billable
male C50.92 Non-billable
specified site NEC see Neoplasm, malignant
unspecified site (female) C50.91 Non-billable
male C50.92 Non-billable
intraductal
breast D05.8 Non-billable
specified site NEC see Neoplasm, in situ, by site
unspecified site (female) D05.8 Non-billable
breast D05.0 Non-billable
specified site NEC see Neoplasm, in situ, by site
unspecified site D05.0 Non-billable
squamous cell see also Neoplasm, in situ, by site
with questionable stromal invasion
cervix D06.9
specified site NEC see Neoplasm, in situ, by site
unspecified site D06.9
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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.
