All ICD10 Codes

D01.3

Billable
ChapterC00–D49
Ranksubcategory
Official Description

Carcinoma in situ of anus and anal canal

Metadata & Insights
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 2: Neoplasms (C00-D49).

Instructional Notes

Includes
  • Anal intraepithelial neoplasia III [AIN III]
  • Severe dysplasia of anus
Excludes1(Not coded here. Use a different code.)
  • anal intraepithelial neoplasia I and II [AIN I and AIN II] (K62.82)
  • carcinoma in situ of anal margin (D04.5)
  • carcinoma in situ of anal skin (D04.5)
  • carcinoma in situ of perianal skin (D04.5)
General instructions are available for the parent sections:
View D00-D09 NotesView D01 Notes

Clinical Hierarchy

BillableHas subcodes
CH2Neoplasms (C00-D49)
D00-D09In situ neoplasms (D00-D09)
D01Carcinoma in situ of other and unspecified digestive organs
D01.3Carcinoma in situ of anus and anal canalBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to D01.3:

categoryD01
Carcinoma in situ of other and unspecified digestive organs
View context instructions
blockD00-D09
In situ neoplasms (D00-D09)
View context instructions

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 374
Digestive Malignancy with MCC
DRG 375
Digestive Malignancy with CC
DRG 376
Digestive Malignancy without CC/MCC

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Carcinoma in situ of anus and anal canal.

Search PCS Codes