ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

C45.1 – Mesothelioma of peritoneum

Coding Notes

Active

Billable, valid for HIPAA-covered transactions

Type 1 Excludes

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

Applicable To

Mesothelioma of cul-de-sac

Mesothelioma of mesentery

Mesothelioma of mesocolon

Mesothelioma of omentum

Mesothelioma of peritoneum (parietal) (pelvic)

GEM Conversion to ICD-9 CM

158.8

Fs: 10000 – Malignant neoplasm of specified parts of peritoneum

MDC / MS-DRG Reference

DRG 374

DIGESTIVE MALIGNANCY WITH MCC

DRG 375

DIGESTIVE MALIGNANCY WITH CC

DRG 376

DIGESTIVE MALIGNANCY WITHOUT CC/MCC

Back Reference of Diagnostic Codes

Mesothelioma (malignant) C45.9

site classification

mesentery C45.1

mesocolon C45.1

omentum C45.1

peritoneum C45.1

Sibling Codes

C45.0

Mesothelioma of pleura

C45.2

Mesothelioma of pericardium

C45.7

Mesothelioma of other sites

C45.9

Mesothelioma, unspecified

Parent Sibling Codes

C40

Malignant neoplasm of bone and articular cartilage of limbs

C41

Malignant neoplasm of bone and articular cartilage of other and unspecified sites

C43

Malignant melanoma of skin

C44

Other and unspecified malignant neoplasm of skin

C45

C46

Kaposi's sarcoma

C47

Malignant neoplasm of peripheral nerves and autonomic nervous system

C48

Malignant neoplasm of retroperitoneum and peritoneum

C49

Malignant neoplasm of other connective and soft tissue

C4A

Merkel cell carcinoma

View in Tabular

Code	Title
C00-D49	Neoplasms (C00-D49)
C45-C49	Malignant neoplasms of mesothelial and soft tissue (C45-C49)
C45	Mesothelioma
C45.1	Mesothelioma of peritoneum Type 1 Excludes other malignant neoplasm of soft tissue of peritoneum (C48.-) Applicable to Mesothelioma of cul-de-sac Mesothelioma of mesentery Mesothelioma of mesocolon Mesothelioma of omentum Mesothelioma of peritoneum (parietal) (pelvic)