MCMCB Pro
C70

C70Malignant neoplasm of meninges

Non-billable headerICD-10-CM

C70 is a non-billable header ICD-10-CM code for malignant neoplasm of meninges. It cannot be billed on its own: choose one of the more specific child codes below.

Other codes that can never be billed with C70

These codes carry an Excludes1 note pointing at C70. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading C70 alone.

  • C72Malignant neoplasm of spinal cord, cranial nerves and other parts of central nervous system

Risk adjustment

C70 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead C70

3 child codes. Green means billable.

Questions about C70

Is C70 a billable ICD-10-CM code?
No. C70 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does C70 sit in the tabular list?
Neoplasms (C00-D49), in the block Malignant neoplasms of eye, brain and other parts of central nervous system (C69-C72).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.