CMS-HCC Model V28 (often referred to in coding circles as the "GSM pack" update) represents the most significant overhaul to Medicare risk adjustment in a decade. As of January 1, 2026
Code Reduction: Despite having more categories, the total number of valid ICD-10-CM codes that map to payment decreased from approximately 9,797 to 7,770. This "pruning" removed over 2,000 codes that CMS deemed non-predictive of future medical costs. 2. Clinical Reclassification and "Constraining" gsm pack v28 updated
If you’re still on v26 or v27, you’re working with: CMS-HCC Model V28 (often referred to in coding
Whether you use it for cell planning, interference hunting, or spectrum monitoring, this update brings cleaner data, better structure, and more reliable baselines. Direct download (for licensed users) GitHub / project
In this comprehensive guide, we will break down everything you need to know about the GSM Pack V28 Updated edition, including its standout features, supported devices, and a step-by-step installation guide. What is GSM Pack V28 Updated?