Quadriplegic Cerebral Palsy
Under the CMS-HCC V28 risk adjustment model (PY2026 Medicare Advantage), HCC 191 carries a community non-dual aged RAF of 0.855, and 1 payable ICD-10-CM diagnosis codes map to it.
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.
V28 hierarchy
Supersedes: HCC 180, HCC 181, HCC 182, HCC 192, HCC 253, HCC 254 (this category is counted instead of these when they co-occur).
ICD-10-CM codes that map to HCC 191 (1)
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 191?
HCC 191 is "Quadriplegic Cerebral Palsy", a payment Hierarchical Condition Category in the CMS-HCC V28 risk adjustment model (100% phase-in for payment year 2026). 1 payable ICD-10-CM codes map to it.
What is the RAF weight for HCC 191?
The community non-dual aged relative factor for CMS-HCC V28 category 191 is 0.855. 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 191?
1 payable ICD-10-CM diagnosis codes map to CMS-HCC V28 category 191 (Quadriplegic Cerebral Palsy) for payment year 2026.
Source: CMS published ICD-10-CM mapping file plus CMS-HCC v28 PY2026 model software.