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

C80.1 – Malignant (primary) neoplasm, unspecified

Coding Notes

Active

Billable, valid for HIPAA-covered transactions

Type 1 Excludes

secondary malignant neoplasm of unspecified site (C79.9)

Applicable To

Cancer NOS

Cancer unspecified site (primary)

Carcinoma unspecified site (primary)

Malignancy unspecified site (primary)

GEM Conversion to ICD-9 CM

199.1

Fs: 10000 – Other malignant neoplasm without specification of site

MDC / MS-DRG Reference

DRG 826

MYELOPROLIFERATIVE DISORDERS OR POORLY DIFFERENTIATED NEOPLASMS WITH MAJOR O.R. PROCEDURES WITH MCC

DRG 827

MYELOPROLIFERATIVE DISORDERS OR POORLY DIFFERENTIATED NEOPLASMS WITH MAJOR O.R. PROCEDURES WITH CC

DRG 828

MYELOPROLIFERATIVE DISORDERS OR POORLY DIFFERENTIATED NEOPLASMS WITH MAJOR O.R. PROCEDURES WITHOUT CC/MCC

DRG 829

MYELOPROLIFERATIVE DISORDERS OR POORLY DIFFERENTIATED NEOPLASMS WITH OTHER PROCEDURES WITH CC/MCC

DRG 830

MYELOPROLIFERATIVE DISORDERS OR POORLY DIFFERENTIATED NEOPLASMS WITH OTHER PROCEDURES WITHOUT CC/MCC

DRG 843

OTHER MYELOPROLIFERATIVE DISORDERS OR POORLY DIFFERENTIATED NEOPLASTIC DIAGNOSES WITH MCC

DRG 844

OTHER MYELOPROLIFERATIVE DISORDERS OR POORLY DIFFERENTIATED NEOPLASTIC DIAGNOSES WITH CC

DRG 845

OTHER MYELOPROLIFERATIVE DISORDERS OR POORLY DIFFERENTIATED NEOPLASTIC DIAGNOSES WITHOUT CC/MCC

Back Reference of Diagnostic Codes

Cancer See also Neoplasm, by site, malignant

unspecified site (primary) C80.1

Carcinoma (malignant) See also Neoplasm, by site, malignant

unspecified site (primary) C80.1

Malignancy See also Neoplasm, malignant, by site

unspecified site (primary) C80.1

Sarcomatosis

unspecified site C80.1

Tumor See also Neoplasm, unspecified behavior, by site

malignant See also Neoplasm, malignant, by site C80.1

fusiform cell (type) C80.1

giant cell (type) C80.1

mixed NEC C80.1

small cell (type) C80.1

spindle cell (type) C80.1

unclassified C80.1

Sibling Codes

C80.0

Disseminated malignant neoplasm, unspecified

C80.2

Malignant neoplasm associated with transplanted organ

Parent Sibling Codes

C80

Malignant neoplasm without specification of site

C81

Hodgkin lymphoma

C82

Follicular lymphoma

C83

Non-follicular lymphoma

C84

Mature T/NK-cell lymphomas

C85

Other specified and unspecified types of non-Hodgkin lymphoma

C86

Other specified types of T/NK-cell lymphoma

C88

Malignant immunoproliferative diseases and certain other B-cell lymphomas

View in Tabular

Code	Title
C00-D49	Neoplasms (C00-D49)
C76-C80	Malignant neoplasms of ill-defined, other secondary and unspecified sites (C76-C80)
C80	Malignant neoplasm without specification of site
C80.1	Malignant (primary) neoplasm, unspecified Type 1 Excludes secondary malignant neoplasm of unspecified site (C79.9) Applicable to Cancer NOS Cancer unspecified site (primary) Carcinoma unspecified site (primary) Malignancy unspecified site (primary)