Billable / Specific Code
ICD-10-CM D19.9 is the diagnosis code for Benign neoplasm of mesothelial tissue, 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 D19.9 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, D19.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
D19.9 is the ICD-10-CM diagnosis code for "Benign neoplasm of mesothelial tissue, unspecified". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of D19.9 is D19 ("Benign neoplasm of mesothelial tissue"). D19.9 provides a more specific classification within this category.
D19.9 is located in Section D10-D36 — "Benign neoplasms, except benign neuroendocrine tumors" within Chapter 2 of the ICD-10-CM Tabular List.
Use D19.9 when the patients documented diagnosis matches "Benign neoplasm of mesothelial tissue, 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 mesothelial tissue, unspecified is D19.9.
Yes, D19.9 can be used as a primary diagnosis code since it is billable and specific.
D19.9 is in Chapter 2 of the ICD-10-CM Tabular List.
Yes, D19.9 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.