# CMS CSSC acceptable physician specialty history

`medicare_silver.cssc_acceptable_specialty` · Medicare Advantage, Part D, Medicaid · status live · 794 rows

Complete accepted CSSC acceptable-physician-specialty history for payment years 2016 through 2025, retaining service year, code, description, skipped-number marker, document page, physical row, raw row, release identity, and exact Bronze lineage.

**Grain.** One row per payment-year document and physical specialty-code row.

| column | type | meaning |
|---|---|---|
| payment_year | int |  |
| service_year | int |  |
| specialty_code | string |  |
| specialty_description | string |  |
| skipped_number_marker | boolean |  |
| source_asset_id | string |  |
| source_member | string |  |
| source_page | int |  |
| source_row_number | bigint |  |
| raw_row_json | string |  |
| quality_flags | string |  |
| is_current_release | boolean |  |
| is_analytics_eligible | 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 |  |
| source_id | string |  |
| is_current | boolean |  |
| bronze_object_key | string |  |
| s3_version_id | string |  |
| vintage_tag | string |  |
| drug_source_version_id | string |  |

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