ICD-10 · PDGM grouping
C72 Malignant neoplasm of spinal cord, cranial nerves and other parts of central nervous system
All 14 codes in the C72 family, with the PDGM clinical group, comorbidity subgroup and primary-position rule CMS assigns, read from the CMS grouper crosswalk v07.2.26 and the CDC FY2027 code file.
Codes in family
14
Can lead a claim
10
Cannot lead a claim
4
What CMS assigns to C72
10 of the 14 codes group to Neuro Rehabilitation; 4 are assigned no clinical group. 9 of the 14 count toward the Malignant Neoplasm of Spinal Cord, Cranial Nerves and Other Parts of Central Nervous system comorbidity subgroup; 5 are assigned none. 10 of the 14 can lead a claim.
- Malignant Neoplasm of Spinal Cord, Cranial Nerves and Other Parts of Central Nervous system
Every code in C72
Descriptions are CDC’s FY2027 wording; where CMS’s grouper abbreviates one, its form is shown beneath.
| Code | Description | Primary position | Clinical group | Comorbidity subgroup |
|---|---|---|---|---|
| C72.0 | Malignant neoplasm of spinal cord | Can lead a claim | B | Malignant Neoplasm of Spinal Cord, Cranial Nerves and Other Parts of Central Nervous system |
| C72.1 | Malignant neoplasm of cauda equina | Can lead a claim | B | Malignant Neoplasm of Spinal Cord, Cranial Nerves and Other Parts of Central Nervous system |
| C72.2 Malignant neoplasm of olfactory nerve | ||||
| C72.20 | Malignant neoplasm of unspecified olfactory nerve | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| C72.21 | Malignant neoplasm of right olfactory nerve | Can lead a claim | B | Malignant Neoplasm of Spinal Cord, Cranial Nerves and Other Parts of Central Nervous system |
| C72.22 | Malignant neoplasm of left olfactory nerve | Can lead a claim | B | Malignant Neoplasm of Spinal Cord, Cranial Nerves and Other Parts of Central Nervous system |
| C72.3 Malignant neoplasm of optic nerve | ||||
| C72.30 | Malignant neoplasm of unspecified optic nerve | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| C72.31 | Malignant neoplasm of right optic nerve | Can lead a claim | B | Malignant Neoplasm of Spinal Cord, Cranial Nerves and Other Parts of Central Nervous system |
| C72.32 | Malignant neoplasm of left optic nerve | Can lead a claim | B | Malignant Neoplasm of Spinal Cord, Cranial Nerves and Other Parts of Central Nervous system |
| C72.4 Malignant neoplasm of acoustic nerve | ||||
| C72.40 | Malignant neoplasm of unspecified acoustic nerve | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| C72.41 | Malignant neoplasm of right acoustic nerve | Can lead a claim | B | Malignant Neoplasm of Spinal Cord, Cranial Nerves and Other Parts of Central Nervous system |
| C72.42 | Malignant neoplasm of left acoustic nerve | Can lead a claim | B | Malignant Neoplasm of Spinal Cord, Cranial Nerves and Other Parts of Central Nervous system |
| C72.5 Malignant neoplasm of other and unspecified cranial nerves | ||||
| C72.50 | Malignant neoplasm of unspecified cranial nerve | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| C72.59 | Malignant neoplasm of other cranial nerves | Can lead a claim | B | Malignant Neoplasm of Spinal Cord, Cranial Nerves and Other Parts of Central Nervous system |
| C72.9 | Malignant neoplasm of central nervous system, unspecified | Can lead a claim | B | None |
Sources: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01, for the clinical group, comorbidity subgroup, code-first conventions and primary-position flags; CDC NCHS ICD-10-CM FY2027 code descriptions for the family title and code wording. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.
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