Skip to content
HCC Buddy home

V28 HCC 182

Spinal Cord Disorders/Injuries

Under the CMS-HCC V28 risk adjustment model (PY2026 Medicare Advantage), HCC 182 has a source-labeled community non-dual aged reference coefficient of 0.478, and 251 ICD-10-CM diagnosis codes appear in its official mapping. In the V28 hierarchy it is superseded by HCC 180, HCC 181, HCC 191, HCC 192 when a more severe category in the same disease group is also present.

By the HCC Buddy Coding Team · Reviewed: May 30, 2026
V28 HCC 182Community non-dual aged reference coefficient 0.478
See ICD-10-CM codes for HCC 182Open the RAF Calculator

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: 0.478Community PBA: 0.401Community FBA: 0.402Community ND: 0.368Community PBD: 0.316Community FBD: 0.308Institutional: 0.27

These are source-labeled code-level HCC coefficient references, not a full member score. Use the RAF Calculator with complete member context for CMS-HCC V28 PY2026. No score is shown unless every required source and calculation check passes.

V28 hierarchy

Trumped by: HCC 180, HCC 181, HCC 191, HCC 192 (a more severe category in the same disease group supersedes this one).

ICD-10-CM codes that map to HCC 182 (251)

ICD-10-CM codes in the official mapping for this category under CMS-HCC V28 PY2026. Open any code for its full description and coding guidance.

Coder workflow notes

Get the V28 mapping + MEAT cheat sheet

A printable reference for HCC 182: representative mapping rows and MEAT reminders. Free, no card.

Free PDF. No card. Unsubscribe anytime.

Frequently asked questions

What is CMS-HCC V28 category 182?

HCC 182 is "Spinal Cord Disorders/Injuries", a Hierarchical Condition Category in the CMS-HCC V28 risk adjustment model (100% phase-in for payment year 2026). 251 ICD-10-CM codes appear in its official mapping.

What reference coefficient is published for HCC 182?

The source-labeled community non-dual aged reference coefficient for CMS-HCC V28 category 182 is 0.478. The exact coefficient varies by enrollment segment (community Medicaid and originally-disabled status, and institutional); the full segment table is published in the CMS V28 model files.

How many ICD-10-CM codes map to HCC 182?

251 ICD-10-CM diagnosis codes appear in the official mapping for CMS-HCC V28 category 182 (Spinal Cord Disorders/Injuries) for payment year 2026.

Which categories trump HCC 182 in the V28 hierarchy?

HCC 182 is superseded by HCC 180 (Quadriplegia), HCC 181 (Paraplegia), 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 182.

Related condition guides

In-depth HCC coding guides for conditions that map to category 182, with documentation tips, common mistakes, and the V24-to-V28 changes.

Related references

Sources

CMS ICD-10-CM order-file billability plus the published mapping and CMS-HCC V28 PY2026 model software. CMS-HCC V28 model published at CMS.gov Risk Adjustors; ICD-10-CM member codes from the CMS ICD-10-CM code set.

Verified current to CMS-HCC V28, payment year 2026 — last reviewed May 30, 2026.