Billable / Specific Code
ICD-10-CM D35.9 is the diagnosis code for Benign neoplasm of endocrine gland, unspecified. This code falls under the section "Benign neoplasms, except benign neuroendocrine tumors" within Chapter 2 — Neoplasms (C00-D49). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Understanding where D35.9 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, D35.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
D35.9 is the ICD-10-CM diagnosis code for "Benign neoplasm of endocrine gland, unspecified". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of D35.9 is D35 ("Benign neoplasm of other and unspecified endocrine glands"). D35.9 provides a more specific classification within this category.
D35.9 is located in Section D10-D36 — "Benign neoplasms, except benign neuroendocrine tumors" within Chapter 2 of the ICD-10-CM Tabular List.
Use D35.9 when the patients documented diagnosis matches "Benign neoplasm of endocrine gland, unspecified" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Benign neoplasm of endocrine gland, unspecified is D35.9.
Yes, D35.9 can be used as a primary diagnosis code since it is billable and specific.
D35.9 is in Chapter 2 of the ICD-10-CM Tabular List.
Yes, D35.9 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.