Is D02.3 a billable ICD-10-CM code?

Yes. D02.3 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does D02.3 sit in the tabular list?

Neoplasms (C00-D49), in the block In situ neoplasms (D00-D09).

What cannot be coded together with D02.3?

D02.3 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.

D02.3

D02.3 — Carcinoma in situ of other parts of respiratory system

Billable / specific codeICD-10-CM

D02.3 is a billable, specific ICD-10-CM code for carcinoma in situ of other parts of respiratory system. It is valid for submission on a claim.

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

carcinoma in situ of ear (external) (skin) (D04.2-)
carcinoma in situ of nose NOS (D09.8)
carcinoma in situ of skin of nose (D04.3)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

Carcinoma in situ of accessory sinuses
Carcinoma in situ of middle ear
Carcinoma in situ of nasal cavities

Risk adjustment

D02.3 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

D02.3 is named in 16 Medicare coverage policies — 16 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A52480Oral Antiemetic Drugs (Replacement for Intravenous Antiemetics) - Policy Article
A54768Billing and Coding: Cardiac Blood Pool Imaging (Multiple Gated Acquisition Scanning- MUGA, Ventriculography) When Performed in Conjunction with Cardiotoxic Chemotherapy
A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
A56695Billing and Coding: Implantable Infusion Pump

Related codes at this level

Codes that share D02. If D02.3 is not quite right, the correct code is usually one of these.

Questions about D02.3

Is D02.3 a billable ICD-10-CM code?: Yes. D02.3 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does D02.3 sit in the tabular list?: Neoplasms (C00-D49), in the block In situ neoplasms (D00-D09).
What cannot be coded together with D02.3?: D02.3 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.