# County × payer landscape aggregate

`vlada_curated.agg_county_payer_landscape` · Curated datasets · status live

Per county and payer, the hospital MRF coverage (hospital_mrf_rows) + status. A coverage map of which payers have hospital pricing in each county.

**Grain.** One row per (county_fips, payer_id) — hospital MRF row count + status.

| column | type | meaning |
|---|---|---|
| county_fips | string |  |
| payer_id | string |  |
| hospital_mrf_rows | bigint |  |
| status | string |  |
| vintage | date |  |

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