D01 is the authoritative medical code for Carcinoma in situ of other and unspecified digestive organs. This classification is used in medical billing and clinical recording to specify the clinical criteria for carcinoma in situ of other and unspecified digestive organs (ICD-10-CM D01), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Carcinoma in situ of other and unspecified digestive organs is a non-billable ICD-10-CM category code D01. A more specific billable subcode must be selected for claims submission. Includes: Bowen's disease; erythroplasia; grade III intraepithelial neoplasia; Queyrat's erythroplasia. Excludes1 (not coded here): melanoma in situ D03.-.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for D01 in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- Bowen's disease
- erythroplasia
- grade III intraepithelial neoplasia
- Queyrat's erythroplasia
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
Frequently Asked Questions (FAQ) & Clinical Guidance
Can D01 be billed directly?
No. D01 (Carcinoma in situ of other and unspecified digestive organs) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
What can't be coded together with D01?
Per Excludes1 instructions, D01 must not be reported with: melanoma in situ (D03.-).
Codes in This Family (8)
Official ICD-10-CM classifications in the same code family as D01, with their registry titles.
- D01.0 — Carcinoma in situ of colon
- D01.1 — Carcinoma in situ of rectosigmoid junction
- D01.2 — Carcinoma in situ of rectum
- D01.3 — Carcinoma in situ of anus and anal canal
- D01.4 — Carcinoma in situ of other and unspecified parts of intestine
- D01.5 — Carcinoma in situ of liver, gallbladder and bile ducts
- D01.7 — Carcinoma in situ of other specified digestive organs
- D01.9 — Carcinoma in situ of digestive organ, unspecified
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code D00
Carcinoma in situ of oral cavity, esophagus and stomach
ICD Code D02
Carcinoma in situ of middle ear and respiratory system