D09.3

Billable

Carcinoma in situ of thyroid and other endocrine glands

D09.3 is the ICD-10-CM code for Carcinoma in situ of thyroid and other endocrine glands. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
C00-D49
Parent
D09
Edition
FY2026

C00-D49 Neoplasms

What this means — in plain language

MedlinePlus · NIH

What is thyroid cancer? Thyroid cancer is a cancer that starts in the tissues of the thyroid. Your thyroid is a small, butterfly-shaped gland in the front of your neck. It makes hormones that control the way the body uses energy. These hormones affect nearly every organ in your body and control many of your body's most important functions. For example, they affect your breathing, heart rate, weight, digestion, and…

Read more about Thyroid Cancer at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Excludes1 — not coded here

  • carcinoma in situ of endocrine pancreas (D01.7)
  • carcinoma in situ of ovary (D07.39)
  • carcinoma in situ of testis (D07.69)

Frequently asked questions

What is ICD-10 code D09.3?
D09.3 is the ICD-10-CM code for "Carcinoma in situ of thyroid and other endocrine glands". It falls under C00-D49 Neoplasms.
Is D09.3 a billable code?
Yes — D09.3 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from D09.3?
Excludes1 (not coded here): carcinoma in situ of endocrine pancreas (D01.7); carcinoma in situ of ovary (D07.39); carcinoma in situ of testis (D07.69).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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