2024 ICD-10-CM Table of Neoplasms for Anatomical Sites starting with "m"
The Table of Neoplasms by anatomical site includes the six possible ICD-10 codes for each anatomical site according to whether the neoplasm in question is malignant, benign, in situ, of uncertain behavior, or of unspecified nature. The description of the neoplasm will often indicate which of the six columns is appropriate.
Where such descriptors are not present, the remainder of the Index should be consulted where guidance is given to the appropriate column for each morphological (histological) variety listed. However, the guidance in the Index can be overridden if one of the descriptors mentioned above is present.
For coding neoplasms identify the solid organ or tissue and then assign the correct histological behavior which could be Benign, In situ, Malignant, Primary, Secondary, Uncertain Behavior or Unspecified. The Tabular Index must be reviewed for the complete diagnosis code.
The following ICD-10-CM table of neoplasms effective for the fiscal year 2024 includes a complete listing of all anatomical sites starting with the letter "m"
Neoplasm, neoplastic | Malignant Primary |
Malignant Secondary |
CaInSitu | Benign | Uncertain Behavior |
Unspecified Behavior |
---|---|---|---|---|---|---|
»Neoplasm, neoplastic »Mackenrodt's ligament | C57.7 | C79.82 | D07.39 | D28.7 | D39.8 | D49.59 |
»Neoplasm, neoplastic »malar | C41.0 | C79.51 | D16.4 | D48.0 | D49.2 | |
»Neoplasm, neoplastic »malar »region | ||||||
»Neoplasm, neoplastic »mammary gland | ||||||
»Neoplasm, neoplastic »mandible | C41.1 | C79.51 | D16.5 | D48.0 | D49.2 | |
»Neoplasm, neoplastic »mandible »alveolar | C03.1 | C79.89 | D00.03 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mandible »alveolar »mucosa (carcinoma) | C03.1 | C79.89 | D00.03 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mandible »alveolar »ridge or process | C41.1 | C79.51 | D16.5 | D48.0 | D49.2 | |
»Neoplasm, neoplastic »marrow (bone) NEC | C96.9 | C79.52 | D47.9 | D49.89 | ||
»Neoplasm, neoplastic »mastectomy site (skin) [See Also: Neoplasm, breast, skin] | C44.501 | C79.2 | ||||
»Neoplasm, neoplastic »mastectomy site (skin) [See Also: Neoplasm, breast, skin] »specified as breast tissue | C50.8 | C79.81 | ||||
»Neoplasm, neoplastic »mastoid (air cells) (antrum) (cavity) | C30.1 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |
»Neoplasm, neoplastic »mastoid (air cells) (antrum) (cavity) »bone or process | C41.0 | C79.51 | D16.4 | D48.0 | D49.2 | |
»Neoplasm, neoplastic »maxilla, maxillary (superior) | C41.0 | C79.51 | D16.4 | D48.0 | D49.2 | |
»Neoplasm, neoplastic »maxilla, maxillary (superior) »alveolar | C03.0 | C79.89 | D00.03 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »maxilla, maxillary (superior) »alveolar »mucosa | C03.0 | C79.89 | D00.03 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »maxilla, maxillary (superior) »alveolar »ridge or process (carcinoma) | C41.0 | C79.51 | D16.4 | D48.0 | D49.2 | |
»Neoplasm, neoplastic »maxilla, maxillary (superior) »antrum | C31.0 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |
»Neoplasm, neoplastic »maxilla, maxillary (superior) »carcinoma | C03.0 | C79.51 | ||||
»Neoplasm, neoplastic »maxilla, maxillary (superior) »inferior | ||||||
»Neoplasm, neoplastic »maxilla, maxillary (superior) »sinus | C31.0 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |
»Neoplasm, neoplastic »meatus external (ear) [See Also: Neoplasm, skin, ear] | C44.20 | C79.2 | D04.2 | D23.2 | D48.5 | D49.2 |
»Neoplasm, neoplastic »Meckel diverticulum, malignant | C17.3 | C78.4 | D01.49 | D13.39 | D37.2 | D49.0 |
»Neoplasm, neoplastic »mediastinum, mediastinal | C38.3 | C78.1 | D15.2 | D38.3 | D49.89 | |
»Neoplasm, neoplastic »mediastinum, mediastinal »anterior | C38.1 | C78.1 | D15.2 | D38.3 | D49.89 | |
»Neoplasm, neoplastic »mediastinum, mediastinal »posterior | C38.2 | C78.1 | D15.2 | D38.3 | D49.89 | |
»Neoplasm, neoplastic »medulla | C74.1 | C79.7 | D09.3 | D35.0 | D44.1 | D49.7 |
»Neoplasm, neoplastic »medulla »adrenal | C74.1 | C79.7 | D09.3 | D35.0 | D44.1 | D49.7 |
»Neoplasm, neoplastic »medulla »oblongata | C71.7 | C79.31 | D33.1 | D43.1 | D49.6 | |
»Neoplasm, neoplastic »meibomian gland | C44.10 | C79.2 | D04.1 | D23.1 | D48.5 | D49.2 |
»Neoplasm, neoplastic »meibomian gland »basal cell carcinoma | C44.11 | |||||
»Neoplasm, neoplastic »meibomian gland »sebaceous cell | C44.13 | |||||
»Neoplasm, neoplastic »meibomian gland »specified type NEC | C44.19 | |||||
»Neoplasm, neoplastic »meibomian gland »squamous cell carcinoma | C44.12 | |||||
»Neoplasm, neoplastic »melanoma | ||||||
»Neoplasm, neoplastic »meninges | C70.9 | C79.49 | D32.9 | D42.9 | D49.7 | |
»Neoplasm, neoplastic »meninges »brain | C70.0 | C79.32 | D32.0 | D42.0 | D49.7 | |
»Neoplasm, neoplastic »meninges »cerebral | C70.0 | C79.32 | D32.0 | D42.0 | D49.7 | |
»Neoplasm, neoplastic »meninges »crainial | C70.0 | C79.32 | D32.0 | D42.0 | D49.7 | |
»Neoplasm, neoplastic »meninges »intracranial | C70.0 | C79.32 | D32.0 | D42.0 | D49.7 | |
»Neoplasm, neoplastic »meninges »spinal (cord) | C70.1 | C79.49 | D32.1 | D42.1 | D49.7 | |
»Neoplasm, neoplastic »meniscus, knee joint (lateral) (medial) | C40.2 | C79.51 | D16.2 | D48.0 | D49.2 | |
»Neoplasm, neoplastic »Merkel cell | ||||||
»Neoplasm, neoplastic »mesentery, mesenteric | C48.1 | C78.6 | D20.1 | D48.4 | D49.0 | |
»Neoplasm, neoplastic »mesoappendix | C48.1 | C78.6 | D20.1 | D48.4 | D49.0 | |
»Neoplasm, neoplastic »mesocolon | C48.1 | C78.6 | D20.1 | D48.4 | D49.0 | |
»Neoplasm, neoplastic »mesopharynx | ||||||
»Neoplasm, neoplastic »mesosalpinx | C57.1 | C79.82 | D07.39 | D28.2 | D39.8 | D49.59 |
»Neoplasm, neoplastic »mesothelial tissue | ||||||
»Neoplasm, neoplastic »mesothelioma | ||||||
»Neoplasm, neoplastic »mesovarium | C57.1 | C79.82 | D07.39 | D28.2 | D39.8 | D49.59 |
»Neoplasm, neoplastic »metacarpus (any bone) | C40.1 | C79.51 | D16.1 | |||
»Neoplasm, neoplastic »metastatic NEC [See Also: Neoplasm, by site, secondary] | C79.9 | |||||
»Neoplasm, neoplastic »metatarsus (any bone) | C40.3 | C79.51 | D16.3 | |||
»Neoplasm, neoplastic »midbrain | C71.7 | C79.31 | D33.1 | D43.1 | D49.6 | |
»Neoplasm, neoplastic »milk duct | ||||||
»Neoplasm, neoplastic »mons | C51.9 | C79.82 | D07.1 | D28.0 | D39.8 | D49.59 |
»Neoplasm, neoplastic »mons »pubis | C51.9 | C79.82 | D07.1 | D28.0 | D39.8 | D49.59 |
»Neoplasm, neoplastic »mons »veneris | C51.9 | C79.82 | D07.1 | D28.0 | D39.8 | D49.59 |
»Neoplasm, neoplastic »motor tract | C72.9 | C79.49 | D33.9 | D43.9 | D49.7 | |
»Neoplasm, neoplastic »motor tract »brain | C71.9 | C79.31 | D33.2 | D43.2 | D49.6 | |
»Neoplasm, neoplastic »motor tract »cauda equina | C72.1 | C79.49 | D33.4 | D43.4 | D49.7 | |
»Neoplasm, neoplastic »motor tract »spinal | C72.0 | C79.49 | D33.4 | D43.4 | D49.7 | |
»Neoplasm, neoplastic »mouth | C06.9 | C79.89 | D00.00 | D10.30 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mouth »book-leaf | C06.89 | C79.89 | ||||
»Neoplasm, neoplastic »mouth »floor | C04.9 | C79.89 | D00.06 | D10.2 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mouth »floor »anterior portion | C04.0 | C79.89 | D00.06 | D10.2 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mouth »floor »lateral portion | C04.1 | C79.89 | D00.06 | D10.2 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mouth »floor »overlapping lesion | C04.8 | |||||
»Neoplasm, neoplastic »mouth »overlapping NEC | C06.80 | |||||
»Neoplasm, neoplastic »mouth »roof | C05.9 | C79.89 | D00.00 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mouth »specified part NEC | C06.89 | C79.89 | D00.00 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mouth »vestibule | C06.1 | C79.89 | D00.00 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mucosa | C03.9 | C79.89 | D00.03 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mucosa »alveolar (ridge or process) | C03.9 | C79.89 | D00.03 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mucosa »alveolar (ridge or process) »lower | C03.1 | C79.89 | D00.03 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mucosa »alveolar (ridge or process) »upper | C03.0 | C79.89 | D00.03 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mucosa »buccal | C06.0 | C79.89 | D00.02 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mucosa »cheek | C06.0 | C79.89 | D00.02 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »mucosa »lip | ||||||
»Neoplasm, neoplastic »mucosa »nasal | C30.0 | C78.39 | D02.3 | D14.0 | D38.5 | D49.1 |
»Neoplasm, neoplastic »mucosa »oral | C06.0 | C79.89 | D00.02 | D10.39 | D37.09 | D49.0 |
»Neoplasm, neoplastic »Mullerian duct | C57.7 | C79.82 | D07.39 | D28.7 | D39.8 | D49.59 |
»Neoplasm, neoplastic »Mullerian duct »female | C57.7 | C79.82 | D07.39 | D28.7 | D39.8 | D49.59 |
»Neoplasm, neoplastic »Mullerian duct »male | C63.7 | C79.82 | D07.69 | D29.8 | D40.8 | D49.59 |
»Neoplasm, neoplastic »muscle [See Also: Neoplasm, connective tissue] | C69.6 | C79.49 | D09.2 | D31.6 | D48.7 | D49.89 |
»Neoplasm, neoplastic »muscle [See Also: Neoplasm, connective tissue] »extraocular | C69.6 | C79.49 | D09.2 | D31.6 | D48.7 | D49.89 |
»Neoplasm, neoplastic »myocardium | C38.0 | C79.89 | D15.1 | D48.7 | D49.89 | |
»Neoplasm, neoplastic »myometrium | C54.2 | C79.82 | D07.0 | D26.1 | D39.0 | D49.59 |
»Neoplasm, neoplastic »myopericardium | C38.0 | C79.89 | D15.1 | D48.7 | D49.89 |