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V28 HCC 180Community non-dual aged RAF 1.125

Quadriplegia

Under the CMS-HCC V28 risk adjustment model (PY2026 Medicare Advantage), HCC 180 carries a community non-dual aged RAF of 1.125, and 33 payable ICD-10-CM diagnosis codes map to it. In the V28 hierarchy it is superseded by HCC 191, HCC 192 when a more severe category in the same disease group is also present.

RAF factors

The community factor varies by Medicaid and originally-disabled status; the institutional factor applies to long-term-institutional members. These are the CMS-HCC V28 PY2026 relative factors.

Community NA: 1.125Community PBA: 1.311Community FBA: 1.068Community ND: 0.986Community PBD: 1.399Community FBD: 1.095Institutional: 0.735

V28 hierarchy

Trumped by: HCC 191, HCC 192 (a more severe category in the same disease group supersedes this one).

Supersedes: HCC 181, HCC 182, HCC 253, HCC 254 (this category is counted instead of these when they co-occur).

ICD-10-CM codes that map to HCC 180 (33)

Payable diagnosis codes that map to this category under CMS-HCC V28 PY2026. Open any code for its full description, HCC mapping, and coding guidance.

Frequently asked questions

What is CMS-HCC V28 category 180?

HCC 180 is "Quadriplegia", a payment Hierarchical Condition Category in the CMS-HCC V28 risk adjustment model (100% phase-in for payment year 2026). 33 payable ICD-10-CM codes map to it.

What is the RAF weight for HCC 180?

The community non-dual aged relative factor for CMS-HCC V28 category 180 is 1.125. The exact factor varies by enrollment segment (community Medicaid and originally-disabled status, and institutional); the full segment table is published in the CMS V28 Rate Announcement.

How many ICD-10-CM codes map to HCC 180?

33 payable ICD-10-CM diagnosis codes map to CMS-HCC V28 category 180 (Quadriplegia) for payment year 2026.

Which categories trump HCC 180 in the V28 hierarchy?

HCC 180 is superseded by HCC 191 (Quadriplegic Cerebral Palsy), HCC 192 (Cerebral Palsy, Except Quadriplegic). When a more severe category in the same disease group is documented, it is counted instead of HCC 180.

Source: CMS published ICD-10-CM mapping file plus CMS-HCC v28 PY2026 model software.