# SNP HEDIS general file (plan x report year), 2019-2025

`medicare_silver.snp_hedis_general` · Medicare Advantage, Part D, Medicaid · status live · 4,936 rows

One row per SNP plan (contract x PBP) per report year: organization and plan type, SNP type, plan and contract enrollment, region, patient population, Part D and EGWP flags. 2025: 1,054 plans (708 Dual-Eligible, 228 Chronic, 118 Institutional) with 6,215,762 members.

**Grain.** One row per (contract_id, plan_id, report_year).

| column | type | meaning |
|---|---|---|
| contract_id | string |  |
| contract_name_raw | string |  |
| organization_type | string |  |
| plan_type | string |  |
| contract_offers_snp | string |  |
| contract_offers_part_d | string |  |
| contract_enrollment | int |  |
| region | string |  |
| region_name | string |  |
| patient_population | string |  |
| plan_id | string |  |
| plan_name_raw | string |  |
| plan_is_snp | string |  |
| snp_type | string |  |
| plan_offers_part_d | string |  |
| plan_is_egwp | string |  |
| contract_non_snp_plan_count | int |  |
| contract_snp_plan_count | int |  |
| contract_plan_count | int |  |
| contract_all_plans_snp | string |  |
| plan_enrollment | int |  |
| report_year | int |  |
| observed_period | date |  |
| asserted_at | date |  |
| effective_period_start | date |  |
| effective_period_end | date |  |
| cms_vintage_sequence | int |  |
| parse_revision | int |  |
| parser_artifact_hash | string |  |
| source_url | string |  |
| sha256_content_hash | string |  |

Query it: `query_substrate` with `SELECT ... FROM medicare_silver.snp_hedis_general WHERE ... LIMIT 100`; read `describe_data_source("medicare_silver.snp_hedis_general")` first.