> ## Documentation Index
> Fetch the complete documentation index at: https://docs.rcintell.com/llms.txt
> Use this file to discover all available pages before exploring further.

# List dataset snapshots



## OpenAPI

````yaml /docs/openapi.client.json get /v1/data/snapshots
openapi: 3.1.0
info:
  description: >-
    Client API for RCIntel. Admin ingest, catalog sync, and internal audit
    routes are omitted. See Guides → Which API to use.
  summary: Multi-tenant knowledge API for healthcare revenue cycle management.
  title: Healthcare Knowledge Layer
  version: 0.1.0
servers: []
security: []
tags:
  - description: >-
      Geographic payer policy lookup (national NCD vs MAC LCD vs state). Query
      payer, code, state, plan_type. Each row includes geo_scope and
      document_version.
    name: policies
  - description: >-
      Payer network directory — search payers, check prior auth requirements,
      view filing rules, denial patterns, and appeal levels.
    name: payers
  - description: >-
      Resolve healthcare billing knowledge across the L1-L6 layer stack.
      Includes payment calculation, billing guidance, and per-layer queries.
    name: knowledge
  - description: >-
      CMS Fee Schedule lookups — OPPS (Addendum B / APC), DMEPOS (state-level
      pricing), and Clinical Lab Fee Schedule (CLFS).
    name: fee-schedules
  - description: >-
      NCCI (National Correct Coding Initiative) — dedicated MUE limits, PTP
      bundling edits, add-on code edits, and code pair validation.
    name: ncci
  - description: >-
      Service code intelligence — CPT/HCPCS lookup, RVU data, NCCI edits,
      payment calculation, implant/GUDID search, and service group
      classification.
    name: codes
  - description: >-
      Submit asynchronous AI agent jobs for code research, medical necessity,
      and denial resolution. Poll for results and retrieve reasoning traces.
    name: agents
  - description: >-
      Register and manage healthcare facilities by CCN (Medicare Provider
      Number). Each facility is the root entity for knowledge resolution.
    name: facilities
  - description: >-
      NPI Registry — live search against CMS NPPES API for provider and
      organization National Provider Identifiers.
    name: npi
  - description: >-
      OpenFDA drug product lookup by NDC. Includes product-level fields with
      normalized ingredient and package detail.
    name: drugs
  - description: Health checks, service metadata, and Prometheus metrics.
    name: system
paths:
  /v1/data/snapshots:
    get:
      tags:
        - knowledge
      summary: List dataset snapshots
      operationId: get_snapshots_v1_data_snapshots_get
      parameters:
        - description: 'Filter: mpfs, ipps, ncci, umls, …'
          in: query
          name: dataset
          required: false
          schema:
            anyOf:
              - type: string
              - type: 'null'
            description: 'Filter: mpfs, ipps, ncci, umls, …'
            title: Dataset
        - in: query
          name: current_only
          required: false
          schema:
            default: false
            title: Current Only
            type: boolean
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DatasetSnapshotsResponse'
          description: Successful Response
        '422':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
          description: Validation Error
      security:
        - APIKeyHeader: []
components:
  schemas:
    DatasetSnapshotsResponse:
      properties:
        reliability:
          $ref: '#/components/schemas/ReliabilityMetadata'
        snapshots:
          items:
            $ref: '#/components/schemas/DatasetSnapshotOut'
          title: Snapshots
          type: array
      required:
        - snapshots
        - reliability
      title: DatasetSnapshotsResponse
      type: object
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          title: Detail
          type: array
      title: HTTPValidationError
      type: object
    ReliabilityMetadata:
      description: User-visible reliability metadata attached to API responses.
      properties:
        data_sources:
          additionalProperties:
            type: string
          description: Data-source backends used to build this response.
          title: Data Sources
          type: object
        dataset_versions:
          additionalProperties:
            type: string
          description: >-
            CMS/DHCS/NLM/FDA named versions used to compose this response (e.g.
            mpfs=CY2026, ipps=FY2026). See GET /v1/data/changes.
          title: Dataset Versions
          type: object
        degraded:
          default: false
          description: True when a fallback or non-primary source path was used.
          title: Degraded
          type: boolean
        generated_at:
          description: UTC timestamp when the response payload was composed.
          title: Generated At
          type: string
        warnings:
          description: Human-readable caveats relevant to downstream consumers.
          items:
            type: string
          title: Warnings
          type: array
      required:
        - generated_at
      title: ReliabilityMetadata
      type: object
    DatasetSnapshotOut:
      properties:
        content_hash:
          anyOf:
            - type: string
            - type: 'null'
          title: Content Hash
        dataset:
          title: Dataset
          type: string
        effective_date:
          format: date
          title: Effective Date
          type: string
        id:
          title: Id
          type: string
        is_current:
          title: Is Current
          type: boolean
        notes:
          anyOf:
            - type: string
            - type: 'null'
          title: Notes
        published_at:
          anyOf:
            - format: date-time
              type: string
            - type: 'null'
          title: Published At
        row_count:
          anyOf:
            - type: integer
            - type: 'null'
          title: Row Count
        source_uri:
          anyOf:
            - type: string
            - type: 'null'
          title: Source Uri
        supersedes:
          anyOf:
            - type: string
            - type: 'null'
          title: Supersedes
        version:
          title: Version
          type: string
      required:
        - id
        - dataset
        - version
        - effective_date
        - is_current
      title: DatasetSnapshotOut
      type: object
    ValidationError:
      properties:
        ctx:
          title: Context
          type: object
        input:
          title: Input
        loc:
          items:
            anyOf:
              - type: string
              - type: integer
          title: Location
          type: array
        msg:
          title: Message
          type: string
        type:
          title: Error Type
          type: string
      required:
        - loc
        - msg
        - type
      title: ValidationError
      type: object
  securitySchemes:
    APIKeyHeader:
      in: header
      name: X-API-Key
      type: apiKey

````