# MA State/County Penetration over the reconciled parse, with Pending rows, blank cells and combined territory figures marked

`medicare_semantic.vw_ma_state_county_penetration_v4` · Medicare Advantage, Part D, Medicaid · status live · 709,490 rows

Medicare eligibles, MA enrollees and MA penetration per county and month from CMS's MA State/County Penetration files, the v3 projection over the reconciled parse-revision-2 table medicare_silver.ma_state_county_penetration_v2: codes padded (MASCP-1), blank Enrolled coded not_reported (MASCP-3), CMS's Pending State / Pending County Designation rows in every month (MASCP-2: +1,990 rows 2008-2016) with pending_designation set by the parser from CMS's labels, the 2016-02 Bedford City penetration recovered (36.0), and the figure CMS prints once on every county of a combined territory group flagged with eligibles_counts_once / enrolled_counts_once (MASCP-4). get_ma_penetration, get_market_share and get_county_view read this view from 2026-10-05.

**Grain.** One row per (fipsst, fipscnty, state_name, report_month); 709,490 rows over 220 months 2008-06..2026-09, 2,202 Pending rows, 0 duplicate keys. Every row of vw_ma_state_county_penetration_v3 is here with equal values (707,500 joined, 0 differences except the 2016-02 Bedford City penetration; Athena 0a9416a2, 1c79d799).

| column | type | meaning |
|---|---|---|
| fipsst | string |  |
| fipscnty | string |  |
| report_month | date |  |
| state_name | string |  |
| county_name | string |  |
| fips | string |  |
| ssast | string |  |
| ssacnty | string |  |
| ssa | string |  |
| eligibles | int |  |
| enrolled | int |  |
| enrolled_lower_bound | int |  |
| enrolled_upper_bound | int |  |
| penetration | double |  |
| suppression_reason_code | string |  |
| suppression_reason_code_legacy | string |  |
| codes_padded_by_view | boolean |  |
| pending_designation | boolean |  |
| combined_county_group | varchar(21) |  |
| eligibles_repeated_across_group | boolean |  |
| enrolled_repeated_across_group | boolean |  |
| figures_repeated_across_group | boolean |  |
| penetration_is_group_figure | boolean |  |
| eligibles_counts_once | boolean |  |
| enrolled_counts_once | boolean |  |
| 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 |  |

Tools that read it: get_county_view, get_market_share

Query it: `query_substrate` with `SELECT ... FROM medicare_semantic.vw_ma_state_county_penetration_v4 WHERE ... LIMIT 100`; read `describe_data_source("medicare_semantic.vw_ma_state_county_penetration_v4")` first.