D15.2 ICD-10 Code: Benign neoplasm of mediastinum (2026)

D15.2 is the authoritative medical code for Benign neoplasm of mediastinum. This classification is used in medical billing and clinical recording to specify the clinical criteria for benign neoplasm of mediastinum (ICD-10-CM D15.2), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Official Registry Overview & Definition

Benign neoplasm of mediastinum is a billable ICD-10-CM diagnosis code D15.2. Excludes1 (not coded here): benign neoplasm of mesothelial tissue D19.-.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for D15.2 in the official ICD-10-CM tabular list.

Excludes1 — Not Coded Here

Conditions that can never be reported with this code; the two are mutually exclusive.

benign neoplasm of mesothelial tissue D19.-

Frequently Asked Questions (FAQ) & Clinical Guidance

What can't be coded together with D15.2?

Per Excludes1 instructions, D15.2 must not be reported with: benign neoplasm of mesothelial tissue (D19.-).

Codes in This Family (5)

Official ICD-10-CM classifications in the same code family as D15.2, with their registry titles.

D15 — Benign neoplasm of other and unspecified intrathoracic organs
D15.0 — Benign neoplasm of thymus
D15.1 — Benign neoplasm of heart
D15.7 — Benign neoplasm of other specified intrathoracic organs
D15.9 — Benign neoplasm of intrathoracic organ, unspecified

Neoplasm Table Sites (4)

Anatomical sites from the official ICD-10-CM Table of Neoplasms that map to this code, with the matching behavior column.

Neoplasm, neoplastic, mediastinum, mediastinal — Benign
Neoplasm, neoplastic, mediastinum, mediastinal, anterior — Benign
Neoplasm, neoplastic, mediastinum, mediastinal, posterior — Benign
Neoplasm, neoplastic, substernal — Benign

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 D10.2 Benign neoplasm of floor of mouth

ICD Code D11.2 Code

ICD Code D12.2 Benign neoplasm of ascending colon

ICD Code D13.2 Benign neoplasm of duodenum

ICD Code D14.2 Benign neoplasm of trachea

ICD Code D16.2 Benign neoplasm of long bones of lower limb

ICD Code D17.2 Benign lipomatous neoplasm of skin and subcutaneous tissue of limb

ICD Code D18.2 Code

ICD Code D19.2 Code

ICD Code D20.2 Code