C69-C72 — Malignant neoplasms of eye, brain and other parts of central nervous system
Every ICD-10-CM code in this range and the PDGM clinical group CMS assigns to it, read from the CMS grouper crosswalk v07.1.26.
Codes in range
54
No clinical group
13
A period cannot be grouped from these.
Barred as primary
0
CMS rejects these in the primary position.
Where these codes group
22 of the 54 codes in C69-C72 group to Neuro Rehabilitation, but the range is not uniform — it spreads across 2 clinical groups. A further 13 are assigned no clinical group at all, which means a 30-day period cannot be grouped from them.
Every code in C69-C72
Descriptions are CMS’s own, abbreviated as CMS abbreviates them.
| Code | Description | Clinical group | Primary position |
|---|---|---|---|
| C6900 | Malignant neoplasm of unspecified conjunctiva | None | Cannot group |
| C6901 | Malignant neoplasm of right conjunctiva | K | Accepted |
| C6902 | Malignant neoplasm of left conjunctiva | K | Accepted |
| C6910 | Malignant neoplasm of unspecified cornea | None | Cannot group |
| C6911 | Malignant neoplasm of right cornea | K | Accepted |
| C6912 | Malignant neoplasm of left cornea | K | Accepted |
| C6920 | Malignant neoplasm of unspecified retina | None | Cannot group |
| C6921 | Malignant neoplasm of right retina | K | Accepted |
| C6922 | Malignant neoplasm of left retina | K | Accepted |
| C6930 | Malignant neoplasm of unspecified choroid | None | Cannot group |
| C6931 | Malignant neoplasm of right choroid | K | Accepted |
| C6932 | Malignant neoplasm of left choroid | K | Accepted |
| C6940 | Malignant neoplasm of unspecified ciliary body | None | Cannot group |
| C6941 | Malignant neoplasm of right ciliary body | K | Accepted |
| C6942 | Malignant neoplasm of left ciliary body | K | Accepted |
| C6950 | Malignant neoplasm of unspecified lacrimal gland and duct | None | Cannot group |
| C6951 | Malignant neoplasm of right lacrimal gland and duct | K | Accepted |
| C6952 | Malignant neoplasm of left lacrimal gland and duct | K | Accepted |
| C6960 | Malignant neoplasm of unspecified orbit | None | Cannot group |
| C6961 | Malignant neoplasm of right orbit | K | Accepted |
| C6962 | Malignant neoplasm of left orbit | K | Accepted |
| C6980 | Malignant neoplasm of ovrlp sites of unsp eye and adnexa | None | Cannot group |
| C6981 | Malignant neoplasm of ovrlp sites of right eye and adnexa | K | Accepted |
| C6982 | Malignant neoplasm of ovrlp sites of left eye and adnexa | K | Accepted |
| C6990 | Malignant neoplasm of unspecified site of unspecified eye | None | Cannot group |
| C6991 | Malignant neoplasm of unspecified site of right eye | K | Accepted |
| C6992 | Malignant neoplasm of unspecified site of left eye | K | Accepted |
| C700 | Malignant neoplasm of cerebral meninges | B | Accepted |
| C701 | Malignant neoplasm of spinal meninges | K | Accepted |
| C709 | Malignant neoplasm of meninges, unspecified | B | Accepted |
| C710 | Malignant neoplasm of cerebrum, except lobes and ventricles | B | Accepted |
| C711 | Malignant neoplasm of frontal lobe | B | Accepted |
| C712 | Malignant neoplasm of temporal lobe | B | Accepted |
| C713 | Malignant neoplasm of parietal lobe | B | Accepted |
| C714 | Malignant neoplasm of occipital lobe | B | Accepted |
| C715 | Malignant neoplasm of cerebral ventricle | B | Accepted |
| C716 | Malignant neoplasm of cerebellum | B | Accepted |
| C717 | Malignant neoplasm of brain stem | B | Accepted |
| C718 | Malignant neoplasm of overlapping sites of brain | B | Accepted |
| C719 | Malignant neoplasm of brain, unspecified | B | Accepted |
| C720 | Malignant neoplasm of spinal cord | B | Accepted |
| C721 | Malignant neoplasm of cauda equina | B | Accepted |
| C7220 | Malignant neoplasm of unspecified olfactory nerve | None | Cannot group |
| C7221 | Malignant neoplasm of right olfactory nerve | B | Accepted |
| C7222 | Malignant neoplasm of left olfactory nerve | B | Accepted |
| C7230 | Malignant neoplasm of unspecified optic nerve | None | Cannot group |
| C7231 | Malignant neoplasm of right optic nerve | B | Accepted |
| C7232 | Malignant neoplasm of left optic nerve | B | Accepted |
| C7240 | Malignant neoplasm of unspecified acoustic nerve | None | Cannot group |
| C7241 | Malignant neoplasm of right acoustic nerve | B | Accepted |
| C7242 | Malignant neoplasm of left acoustic nerve | B | Accepted |
| C7250 | Malignant neoplasm of unspecified cranial nerve | None | Cannot group |
| C7259 | Malignant neoplasm of other cranial nerves | B | Accepted |
| C729 | Malignant neoplasm of central nervous system, unspecified | B | Accepted |
Source: CMS HH PPS Grouper Software v07.1.26, effective 2026-04-01. 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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