C45.1 - Mesothelioma of peritoneum

Applicable to Mesothelioma of peritoneum
The 2025 edition of ICD10-CM C45.1 became effective on October 1, 2024.
This is the American ICD10-CM version of C45.1 - other international versions of ICD10 C45.1 may differ.
C45.1 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

Inclusion Term

Mesothelioma of cul-de-sac
Mesothelioma of mesentery
Mesothelioma of mesocolon
Mesothelioma of omentum
Mesothelioma of peritoneum (parietal) (pelvic)

Type 1 Excludes

other malignant neoplasm of soft tissue of peritoneum (C48.-)

The following codes above C45.1 contain annotation back-references that may be applicable to C45.1:

Chapter: C00-D49 Neoplasms

Section: C45-C49 Malignant neoplasms of mesothelial and soft tissue

Category: C45 Mesothelioma

mesothelioma icd 10

peritoneum icd 10

Billable/Specific Code

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Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

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