# RCIntel

- [RCI — The Healthcare Knowledge Layer](https://docs.rcintell.com/docs/introduction.md): The billing knowledge that prevents denials, accelerates payment, and eliminates guesswork across the revenue cycle
- [Getting started](https://docs.rcintell.com/docs/getting-started.md): Set up your account, get an API key, and make your first knowledge resolution call
- [Authentication](https://docs.rcintell.com/docs/authentication.md): Test keys vs production keys — X-API-Key only
- [Test mode](https://docs.rcintell.com/docs/test-mode.md): Free playground and kp_test_ keys — cannot call production
- [Which API to use](https://docs.rcintell.com/docs/api-map.md): Client-facing lookups for billing, policy, payment, and agents — not admin ingest
- [RCI for Billers & Coders](https://docs.rcintell.com/docs/for-billers/overview.md): Coding guidance, payment expectations, filing deadlines, and denial resolution
- [RCI for Providers & Clinical Staff](https://docs.rcintell.com/docs/for-providers/overview.md): Medical necessity, prior auth, expected reimbursement, and coding context at the point of care
- [RCI for Payers & Insurance](https://docs.rcintell.com/docs/for-payers/overview.md): Claims validation, coding verification, and adjudication intelligence
- [RCI for Clearinghouses](https://docs.rcintell.com/docs/for-clearinghouses/overview.md): Enrich transactions with billing knowledge, catch errors before they reach payers, reduce rejection rates
- [RCI for EHR & Platform Builders](https://docs.rcintell.com/docs/for-platforms/overview.md): Embed billing knowledge into your product — API, MCP server, and webhooks
- [Payer network](https://docs.rcintell.com/docs/network.md): Searchable directory of payers — identity from Stedi, knowledge from RCIntel
- [Payer policies](https://docs.rcintell.com/docs/policies.md): National vs state vs Medicare MAC — versioned policy lookup
- [340B](https://docs.rcintell.com/docs/policy-340b.md): Manufacturer contract-pharmacy policy, fail-closed access, and the change feed
- [Prior authorization](https://docs.rcintell.com/docs/prior-auth.md): CRD-style PA check, documentation, and delegated vendors
- [Encounter check](https://docs.rcintell.com/docs/encounter.md): Pre-visit PA + NCCI + payment in one call
- [Knowledge layers overview](https://docs.rcintell.com/docs/knowledge/overview.md): How the L1-L6 knowledge graph resolves billing context from a CCN
- [Full knowledge resolution](https://docs.rcintell.com/docs/knowledge/resolve.md): Resolve the complete L1-L6 knowledge stack for a facility and service in a single call
- [Billing guide](https://docs.rcintell.com/docs/knowledge/billing-guide.md): Determine the correct billing form, type of bill codes, modifiers, and warnings for a facility and service
- [Payment calculation](https://docs.rcintell.com/docs/knowledge/payment-calc.md): Calculate expected Medicare reimbursement using the MPFS formula with GPCI-adjusted RVUs
- [Fee schedules](https://docs.rcintell.com/docs/fee-schedules.md): MPFS, OPPS, DMEPOS, and CLFS lookups — pick the schedule that matches the setting
- [L1: Physical location](https://docs.rcintell.com/docs/knowledge/l1-location.md): Resolve geographic and regulatory context from a CCN — GPCI values, MAC jurisdiction, Medicaid program, and timely filing rules
- [L2: Facility type](https://docs.rcintell.com/docs/knowledge/l2-facility-type.md): Resolve the payment system, billing form, and type of bill codes from the facility type encoded in a CCN
- [L3: Care setting](https://docs.rcintell.com/docs/knowledge/l3-care-setting.md): Resolve place of service codes, modifier requirements, and facility vs. non-facility payment rates
- [L4: Payer](https://docs.rcintell.com/docs/knowledge/l4-payer.md): Resolve payer-specific rules including timely filing, appeal levels, prior authorization, and secondary payer rules
- [L5: Service group](https://docs.rcintell.com/docs/knowledge/l5-service-group.md): Classify CPT codes into service groups with group-specific documentation requirements, modifier rules, and global periods
- [L6: Service](https://docs.rcintell.com/docs/knowledge/l6-service.md): Resolve specific RVU values, GPCI-adjusted payment, and facility vs. non-facility rates for a CPT code
- [NCCI Edits](https://docs.rcintell.com/docs/knowledge/ncci.md): Query NCCI MUE limits, PTP bundling edits, and Add-On Code edits with optional AI summaries
- [Service Code Groups (BETOS / RBCS / Service Group)](https://docs.rcintell.com/docs/knowledge/codes-groups.md): List code groups across three taxonomies and pull every CPT/HCPCS code assigned to a group, with optional descendant rollup.
- [NPI Search](https://docs.rcintell.com/docs/knowledge/npi-search.md): Search the NPPES National Provider Identifier registry by name, NPI, taxonomy, or location
- [Troubleshooting](https://docs.rcintell.com/docs/knowledge/troubleshooting.md): Common errors and solutions when using the knowledge resolution API
- [AI agents overview](https://docs.rcintell.com/docs/agents/overview.md): Async AI agents for code research, medical necessity, and denial resolution
- [Code research](https://docs.rcintell.com/docs/agents/code-research.md): Submit billing code research queries with CPT/HCPCS/ICD-10 context
- [Medical necessity](https://docs.rcintell.com/docs/agents/medical-necessity.md): Validate medical necessity for procedures with diagnosis codes and clinical context
- [Denial resolution](https://docs.rcintell.com/docs/agents/denial-resolution.md): Resolve claim denials using CARC/RARC codes and AI-generated appeal strategies
- [Job polling](https://docs.rcintell.com/docs/agents/job-polling.md): Poll for AI agent job results with status tracking and exponential backoff
- [Model Context Protocol (MCP)](https://docs.rcintell.com/docs/mcp/overview.md): Connect AI agents to the RCI knowledge layer using the Model Context Protocol
- [Install the MCP server](https://docs.rcintell.com/docs/mcp/installation.md): Set up the RCI MCP server in Claude, Cursor, or your own agent
- [MCP tools reference](https://docs.rcintell.com/docs/mcp/tools.md): MCP tools map 1:1 to REST. Use this index, then the REST guides for parameters.
- [Facility management](https://docs.rcintell.com/docs/facilities/overview.md): Register and manage healthcare facilities for knowledge resolution
- [CCN format reference](https://docs.rcintell.com/docs/facilities/ccn-format.md): How the 6-digit Medicare Provider Number encodes state, facility type, and sequence
- [Clearinghouse integration](https://docs.rcintell.com/docs/integrations/clearinghouses.md): Add knowledge-based claim scrubbing and enrichment to your clearinghouse pipeline
- [EHR integration](https://docs.rcintell.com/docs/integrations/ehr.md): Embed knowledge resolution in EHR workflows
- [Payer system integration](https://docs.rcintell.com/docs/integrations/payer-systems.md): Embed billing knowledge into claims adjudication, utilization review, and network management
- [Agent callbacks](https://docs.rcintell.com/docs/webhooks.md): The only push we ship — HTTPS callback_url on agent jobs, HMAC-signed when you send a secret
- [Knowledge Network](https://docs.rcintell.com/docs/tools/knowledge-network.md): Searchable directory of payer rules, filing deadlines, appeal processes, and billing requirements — updated as rules change
- [Payment Calculator](https://docs.rcintell.com/docs/tools/payment-calculator.md): Interactive RVU/GPCI payment calculator — see expected Medicare reimbursement for any CPT at any facility
- [Denial Code Inspector](https://docs.rcintell.com/docs/tools/denial-inspector.md): Paste CARC/RARC codes, get plain-English interpretation and appeal strategies
- [Billing Rules Network](https://docs.rcintell.com/docs/tools/billing-rules-network.md): Open catalog of billing forms, type-of-bill codes, place-of-service codes, modifiers, and NCCI edits — searchable and cross-referenced
- [CCN Resolver](https://docs.rcintell.com/docs/tools/ccn-resolver.md): Paste a CCN — see the full L1-L6 billing context breakdown for that facility
- [Rule Change Feed](https://docs.rcintell.com/docs/tools/rule-change-feed.md): Track payer rule changes, CMS updates, coding changes, and NCCI edits — get notified before they affect your claims
- [NPI Lookup](https://docs.rcintell.com/docs/tools/npi-lookup.md): Search for any provider or organization by NPI, name, taxonomy, or location — enriched with RCI billing knowledge
- [ProFee Coder](https://docs.rcintell.com/docs/tools/profee-coder.md): RVUs, NCCI edits, LCD/NCD lookup, modifier crosswalk, and fee schedules — the physician coding reference, free with API access
- [Facility Coder](https://docs.rcintell.com/docs/tools/facility-coder.md): DRG lookup, APC calculator, OPPS payment estimation, and facility-side coding tools — free with API access
- [Code Crosswalk](https://docs.rcintell.com/docs/tools/code-crosswalk.md): CPT↔HCPCS, CPT↔ICD-10, and lay term crosswalks — map between code systems instantly
- [What is a CCN?](https://docs.rcintell.com/docs/essentials/ccn.md): Medicare Certification Number explained
- [What is GPCI?](https://docs.rcintell.com/docs/essentials/gpci.md): Geographic Practice Cost Indices and how they adjust Medicare payment
- [What are RVUs?](https://docs.rcintell.com/docs/essentials/rvu.md): Relative Value Units and the Medicare Physician Fee Schedule
- [Billing forms](https://docs.rcintell.com/docs/essentials/billing-forms.md): CMS-1500 vs UB-04, when to use each, and their EDI equivalents
- [Payment systems](https://docs.rcintell.com/docs/essentials/payment-systems.md): OPPS, MPFS, IPPS, and other Medicare payment systems explained
- [Healthcare payer types](https://docs.rcintell.com/docs/essentials/payer-types.md): Medicare, Medicaid, commercial, managed care, and specialty payers explained for billing
- [Denial codes (CARC & RARC)](https://docs.rcintell.com/docs/essentials/denial-codes.md): Understanding Claim Adjustment Reason Codes and Remittance Advice Remark Codes
- [Appeal processes](https://docs.rcintell.com/docs/essentials/appeals.md): Medicare and commercial appeal timelines, levels, and how RCI provides payer-specific deadlines
- [Glossary](https://docs.rcintell.com/docs/essentials/glossary.md): Healthcare billing and RCM terminology
- [Accounts and billing](https://docs.rcintell.com/docs/accounts-and-billing.md): Plans, usage, and billing details
- [Support](https://docs.rcintell.com/docs/support.md): Contact support, report issues, and get help
- [Trust Center](https://docs.rcintell.com/docs/trust-center.md): Security, compliance, and data handling
- [Changelog](https://docs.rcintell.com/docs/changelog.md): New features, improvements, and fixes to the RCI platform.
- [Service metadata](https://docs.rcintell.com/api-reference/system/service-metadata.md): Service metadata and documentation links.
- [API liveness check](https://docs.rcintell.com/api-reference/system/api-liveness-check.md): Liveness probe. Returns 200 if the API process is running.
- [Dependency readiness check](https://docs.rcintell.com/api-reference/system/dependency-readiness-check.md): Readiness probe. Verifies database and Redis connectivity.
- [340B policy change feed](https://docs.rcintell.com/api-reference/340b-policy/340b-policy-change-feed.md)
- [Per-manufacturer claims-data submission mandates](https://docs.rcintell.com/api-reference/340b-policy/per-manufacturer-claims-data-submission-mandates.md)
- [OPAIS covered entity + contract pharmacies](https://docs.rcintell.com/api-reference/340b-policy/opais-covered-entity-+-contract-pharmacies.md)
- [List latest approved manufacturer 340B policies](https://docs.rcintell.com/api-reference/340b-policy/list-latest-approved-manufacturer-340b-policies.md)
- [Full current manufacturer policy + history](https://docs.rcintell.com/api-reference/340b-policy/full-current-manufacturer-policy-+-history.md)
- [Batch resolve manufacturers/drugs × sites (pure lookup)](https://docs.rcintell.com/api-reference/340b-policy/batch-resolve-manufacturersdrugs-×-sites-pure-lookup.md)
- [MFP / rebate-model drug list](https://docs.rcintell.com/api-reference/340b-policy/mfp-rebate-model-drug-list.md)
- [Resolve 340B access status for an entity / NDC / manufacturer](https://docs.rcintell.com/api-reference/340b-policy/resolve-340b-access-status-for-an-entity-ndc-manufacturer.md)
- [Register a change-feed watch (mutates state; not trial-allowlisted)](https://docs.rcintell.com/api-reference/340b-policy/register-a-change-feed-watch-mutates-state;-not-trial-allowlisted.md)
- [Submit code research query](https://docs.rcintell.com/api-reference/agents/submit-code-research-query.md): Submit a billing code research query to the AI agent.
- [Submit denial resolution query](https://docs.rcintell.com/api-reference/agents/submit-denial-resolution-query.md): Submit a denial resolution query to the AI agent.
- [Get job result](https://docs.rcintell.com/api-reference/agents/get-job-result.md): Poll for an agent job's result.
- [Get reasoning trace](https://docs.rcintell.com/api-reference/agents/get-reasoning-trace.md): Get the full reasoning trace for a completed agent job.
- [Submit medical necessity check](https://docs.rcintell.com/api-reference/agents/submit-medical-necessity-check.md): Submit a medical necessity evaluation to the AI agent.
- [Get coverage determinations for a code](https://docs.rcintell.com/api-reference/codes/get-coverage-determinations-for-a-code.md): Get LCD/NCD coverage determinations for a service code.
- [Get crosswalks for a code](https://docs.rcintell.com/api-reference/codes/get-crosswalks-for-a-code.md): Get all crosswalks for a service code, grouped by target system.
- [List code groups (service_group, BETOS, or RBCS taxonomy)](https://docs.rcintell.com/api-reference/codes/list-code-groups-service_group-betos-or-rbcs-taxonomy.md): List code groups for a given taxonomy.
- [List service codes assigned to a group](https://docs.rcintell.com/api-reference/codes/list-service-codes-assigned-to-a-group.md): List HCPCS/CPT codes assigned to a single group node.
- [Predict HCPCS for one implantable device (cached LLM path)](https://docs.rcintell.com/api-reference/codes/predict-hcpcs-for-one-implantable-device-cached-llm-path.md): Run (or cache-hit) LLM HCPCS prediction for a single device.
- [Search implantable devices (catalog-first; optional HCPCS predict)](https://docs.rcintell.com/api-reference/codes/search-implantable-devices-catalog-first;-optional-hcpcs-predict.md): Resolve implantable devices from the synchronized GUDID catalog.
- [Resolve full L5/L6 for a code](https://docs.rcintell.com/api-reference/codes/resolve-full-l5l6-for-a-code.md): Resolve full L5 (service group) and L6 (service detail) for a CPT code.
- [Search service codes](https://docs.rcintell.com/api-reference/codes/search-service-codes.md): Search service codes by code number or description text.
- [Get STC mappings for a code](https://docs.rcintell.com/api-reference/codes/get-stc-mappings-for-a-code.md): Get Service Type Code (STC) mappings from crosswalk data.
- [Get service code detail](https://docs.rcintell.com/api-reference/codes/get-service-code-detail.md): Get detailed information about a service code, including RVU components.
- [Get NCCI edits for a code](https://docs.rcintell.com/api-reference/codes/get-ncci-edits-for-a-code.md): Get all NCCI edits (PTP, MUE, AOC) related to a service code.
- [Calculate payment for a code](https://docs.rcintell.com/api-reference/codes/calculate-payment-for-a-code.md): Compose payment for a code at a CCN.
- [Lookup a HCPCS code + modifier combo](https://docs.rcintell.com/api-reference/codes/lookup-a-hcpcs-code-+-modifier-combo.md): Return RVU + fee-schedule rows for a HCPCS/CPT code paired with a modifier.
- [Search SNOMED CT US concepts](https://docs.rcintell.com/api-reference/knowledge/search-snomed-ct-us-concepts.md): Search SNOMED CT US concepts.
- [Search UMLS concepts](https://docs.rcintell.com/api-reference/knowledge/search-umls-concepts.md): Search UMLS concepts by name, CUI, or source code (optionally one vocab).
- [Get UMLS concept detail by CUI](https://docs.rcintell.com/api-reference/knowledge/get-umls-concept-detail-by-cui.md): Return a single UMLS concept record with normalized metadata.
- [Dataset version change feed (v1 → v2)](https://docs.rcintell.com/api-reference/knowledge/dataset-version-change-feed-v1-→-v2.md)
- [List dataset snapshots](https://docs.rcintell.com/api-reference/knowledge/list-dataset-snapshots.md)
- [Current serving dataset versions](https://docs.rcintell.com/api-reference/knowledge/current-serving-dataset-versions.md)
- [Calculate MS-DRG IPPS payment](https://docs.rcintell.com/api-reference/knowledge/calculate-ms-drg-ipps-payment.md): FY2026 IPPS payment for an already-grouped MS-DRG.
- [Search MS-DRG definitions](https://docs.rcintell.com/api-reference/knowledge/search-ms-drg-definitions.md): Search MS-DRG definitions by title/code, MDC, or type.
- [Get one MS-DRG by code](https://docs.rcintell.com/api-reference/knowledge/get-one-ms-drg-by-code.md): Look up a single MS-DRG by its 3-digit code.
- [Generate billing guidelines](https://docs.rcintell.com/api-reference/knowledge/generate-billing-guidelines.md): Generate billing guidelines for a facility and service.
- [Get all layers for a CCN](https://docs.rcintell.com/api-reference/knowledge/get-all-layers-for-a-ccn.md): Get all resolved knowledge layers for a facility identified by CCN.
- [Get a specific layer](https://docs.rcintell.com/api-reference/knowledge/get-a-specific-layer.md): Get a specific knowledge layer for a CCN.
- [Calculate expected payment](https://docs.rcintell.com/api-reference/knowledge/calculate-expected-payment.md): Calculate expected Medicare payment for a service at a facility.
- [Calculate claim-scoped payment](https://docs.rcintell.com/api-reference/knowledge/calculate-claim-scoped-payment.md): Compose payment for a whole claim: ``lines[]`` plus ``dx[]`` at a CCN.
- [Resolve full knowledge stack](https://docs.rcintell.com/api-reference/knowledge/resolve-full-knowledge-stack.md): Resolve the full L1-L6 knowledge stack for a facility.
- [Calculate Medi-Cal APR-DRG payment](https://docs.rcintell.com/api-reference/knowledge/calculate-medi-cal-apr-drg-payment.md): SFY 2025-26 Medi-Cal APR-DRG payment for an already-grouped APR-DRG+SOI.
- [Search Medi-Cal medical supplies](https://docs.rcintell.com/api-reference/knowledge/search-medi-cal-medical-supplies.md): Search Medi-Cal medical supply billing codes.
- [Get one Medi-Cal supply code](https://docs.rcintell.com/api-reference/knowledge/get-one-medi-cal-supply-code.md): Look up a single Medi-Cal supply by its HCPCS billing code.
- [[Public] List payers](https://docs.rcintell.com/api-reference/payers-public/[public]-list-payers.md): Public payer listing. No API key required. IP-rate-limited.
- [[Public] Get payer detail](https://docs.rcintell.com/api-reference/payers-public/[public]-get-payer-detail.md): Public payer detail. No API key required. IP-rate-limited.
- [Get denial patterns (API key required)](https://docs.rcintell.com/api-reference/payers-public/get-denial-patterns-api-key-required.md): Denial patterns for a payer. Requires an API key (not a public scrape surface).
- [Get OpenFDA NDC product detail by package NDC](https://docs.rcintell.com/api-reference/drugs/get-openfda-ndc-product-detail-by-package-ndc.md): Resolve a package-level NDC to its parent product and associated active ingredients. Useful when claims or inventory feeds contain package NDCs.
- [Search OpenFDA NDC products](https://docs.rcintell.com/api-reference/drugs/search-openfda-ndc-products.md): Search normalized OpenFDA NDC product data by product NDC, brand name, generic name, or labeler. Intended for medication normalization and services-schema enrichment workflows.
- [Get OpenFDA NDC product detail](https://docs.rcintell.com/api-reference/drugs/get-openfda-ndc-product-detail.md): Return one OpenFDA NDC product with ingredient and package-level details. Use this endpoint when you already know the product NDC and need complete drug metadata for downstream mapping.
- [Pre-visit encounter readiness check](https://docs.rcintell.com/api-reference/encounter/pre-visit-encounter-readiness-check.md): Full encounter readiness assessment: PA status, NCCI validation, GPCI-adjusted payment estimates, and billing warnings — all in one call.
- [Pre-submission claim validation](https://docs.rcintell.com/api-reference/encounter/pre-submission-claim-validation.md): Validate a finalized claim before submission: NCCI conflicts, timely filing deadline, payment estimates, and go/no-go verdict.
- [Register a facility](https://docs.rcintell.com/api-reference/facilities/register-a-facility.md): Register a new healthcare facility by CCN.
- [List facilities](https://docs.rcintell.com/api-reference/facilities/list-facilities.md): List all registered facilities for the authenticated tenant.
- [Get facility by CCN](https://docs.rcintell.com/api-reference/facilities/get-facility-by-ccn.md): Get a facility profile by its CCN (Medicare Provider Number).
- [Update facility](https://docs.rcintell.com/api-reference/facilities/update-facility.md): Update a facility's details (name, NPI, address, active status).
- [Delete (or deactivate) a facility](https://docs.rcintell.com/api-reference/facilities/delete-or-deactivate-a-facility.md): Delete a facility by CCN.
- [List a facility's prior-auth overrides](https://docs.rcintell.com/api-reference/facilities/list-a-facilitys-prior-auth-overrides.md): List all facility-specific prior-auth overrides for a facility.
- [Add a facility-specific prior-auth override](https://docs.rcintell.com/api-reference/facilities/add-a-facility-specific-prior-auth-override.md): Create a facility-specific prior-auth rule that overrides the shared payer rules.
- [Delete a facility prior-auth override](https://docs.rcintell.com/api-reference/facilities/delete-a-facility-prior-auth-override.md): Delete a facility-specific prior-auth override by id.
- [List a facility's payer roster](https://docs.rcintell.com/api-reference/facilities/list-a-facilitys-payer-roster.md): List all payers on a facility's contract roster.
- [Add a payer to a facility's roster](https://docs.rcintell.com/api-reference/facilities/add-a-payer-to-a-facilitys-roster.md): Record which payers a facility contracts with (and the network status).
- [Remove a payer from a facility's roster](https://docs.rcintell.com/api-reference/facilities/remove-a-payer-from-a-facilitys-roster.md): Remove a payer from a facility's roster.
- [Search DME fee schedule](https://docs.rcintell.com/api-reference/fee-schedules/search-dme-fee-schedule.md): Search DMEPOS fee schedule by code, description, state, or category.
- [Get DME fee schedule for a code](https://docs.rcintell.com/api-reference/fee-schedules/get-dme-fee-schedule-for-a-code.md): Look up DMEPOS fee schedule rates for a code, optionally filtered by state.
- [Search Clinical Lab fee schedule](https://docs.rcintell.com/api-reference/fee-schedules/search-clinical-lab-fee-schedule.md): Search CLFS by code or description.
- [Get Clinical Lab fee for a code](https://docs.rcintell.com/api-reference/fee-schedules/get-clinical-lab-fee-for-a-code.md): Look up Clinical Lab Fee Schedule rate for a code.
- [Search MPFS fee schedule](https://docs.rcintell.com/api-reference/fee-schedules/search-mpfs-fee-schedule.md): Search the Medicare Physician Fee Schedule by code, description, modifier, or status.
- [Get MPFS RVUs for a code](https://docs.rcintell.com/api-reference/fee-schedules/get-mpfs-rvus-for-a-code.md): Look up Medicare Physician Fee Schedule RVUs for a CPT/HCPCS code.
- [Search OPPS fee schedule](https://docs.rcintell.com/api-reference/fee-schedules/search-opps-fee-schedule.md): Search OPPS fee schedule by code, description, APC, or status indicator.
- [Get OPPS payment for a code](https://docs.rcintell.com/api-reference/fee-schedules/get-opps-payment-for-a-code.md): Look up OPPS Addendum B data (APC, weight, payment rate) for a code.
- [MCP streamable HTTP endpoint](https://docs.rcintell.com/api-reference/mcp/mcp-streamable-http-endpoint.md): Model Context Protocol transport over Streamable HTTP. Requires X-API-Key. Accepts JSON-RPC for initialize, tools/list, tools/call, prompts, and resources. Invalid Origin headers are rejected.
- [Look up Add-On Code edits](https://docs.rcintell.com/api-reference/ncci/look-up-add-on-code-edits.md): Get AOC edits. Provide at least one of add_on_code or primary_proc_cd.
- [MUE limits — DME Supplier Services](https://docs.rcintell.com/api-reference/ncci/mue-limits-—-dme-supplier-services.md): Get MUE limits for a code in the DME Supplier Services table.
- [MUE limits — Hospital Outpatient Services](https://docs.rcintell.com/api-reference/ncci/mue-limits-—-hospital-outpatient-services.md): Get MUE limits for a code in the Facility OP Hospital Services table.
- [MUE limits — Practitioner Services](https://docs.rcintell.com/api-reference/ncci/mue-limits-—-practitioner-services.md): Get MUE limits for a code in the Practitioner Services table.
- [PTP edit — Hospital Services](https://docs.rcintell.com/api-reference/ncci/ptp-edit-—-hospital-services.md): Look up a PTP bundling edit in the Hospital Services table.
- [PTP edit — Practitioner Services](https://docs.rcintell.com/api-reference/ncci/ptp-edit-—-practitioner-services.md): Look up a PTP bundling edit in the Practitioner Services table.
- [Validate a code pair for PTP bundling](https://docs.rcintell.com/api-reference/ncci/validate-a-code-pair-for-ptp-bundling.md): Check whether two procedure codes are bundled under NCCI PTP edits.
- [Batch validate code set for PTP conflicts](https://docs.rcintell.com/api-reference/ncci/batch-validate-code-set-for-ptp-conflicts.md): Validate all unique code pairs in a submitted code set for NCCI PTP conflicts.
- [Search NPPES NPI Registry](https://docs.rcintell.com/api-reference/npi/search-nppes-npi-registry.md): Search the NPPES NPI Registry.
- [Look up a single NPI](https://docs.rcintell.com/api-reference/npi/look-up-a-single-npi.md): Look up a specific NPI number.
- [List all payers](https://docs.rcintell.com/api-reference/payers/list-all-payers.md): List all payers in the directory with optional filters.
- [Look up a denial code across all payers](https://docs.rcintell.com/api-reference/payers/look-up-a-denial-code-across-all-payers.md): Look up a denial code across all payers to find root causes and resolution steps.
- [Resolve payer by name (fuzzy)](https://docs.rcintell.com/api-reference/payers/resolve-payer-by-name-fuzzy.md): Resolve a payer name using 4-strategy cascade: exact, alias, EDI ID, trigram.
- [Search payers by name or alias](https://docs.rcintell.com/api-reference/payers/search-payers-by-name-or-alias.md): Fuzzy search payers by name, alias, or slug.
- [Get payer detail](https://docs.rcintell.com/api-reference/payers/get-payer-detail.md): Get full payer detail including all rules and contacts.
- [Calculate appeal deadlines](https://docs.rcintell.com/api-reference/payers/calculate-appeal-deadlines.md): Calculate appeal deadlines for each appeal level given a denial date.
- [Compose directory + PA + fee + policy for a claim](https://docs.rcintell.com/api-reference/payers/compose-directory-+-pa-+-fee-+-policy-for-a-claim.md): Single-call claim context for Kustode / pilot integrations.
- [Look up a denial code for a specific payer](https://docs.rcintell.com/api-reference/payers/look-up-a-denial-code-for-a-specific-payer.md): Get denial pattern data for a specific denial code at a specific payer.
- [Get common denial patterns](https://docs.rcintell.com/api-reference/payers/get-common-denial-patterns.md): Get common denial patterns and resolution strategies for a payer.
- [Calculate timely filing deadline](https://docs.rcintell.com/api-reference/payers/calculate-timely-filing-deadline.md): Calculate the timely filing deadline for a payer given a date of service.
- [Get payer filing rules](https://docs.rcintell.com/api-reference/payers/get-payer-filing-rules.md): Get timely filing rules for a payer.
- [Look up payer policies by code, state, and plan type](https://docs.rcintell.com/api-reference/policies/look-up-payer-policies-by-code-state-and-plan-type.md): Return cited payer policy rows.
- [Payer policy document change feed](https://docs.rcintell.com/api-reference/policies/payer-policy-document-change-feed.md): Pull-only diffs from ``mart_policy_document``. Empty until versions exist.
- [CRD-style PA determination](https://docs.rcintell.com/api-reference/prior-auth/crd-style-pa-determination.md): CRD-style PA determination with facility-aware, 5-tier resolution + rationale chain.
- [List PA determinations](https://docs.rcintell.com/api-reference/prior-auth/list-pa-determinations.md): List PA determinations for the current tenant.
- [Get PA determination detail](https://docs.rcintell.com/api-reference/prior-auth/get-pa-determination-detail.md): Get full detail of a PA determination.
- [Get PA documentation requirements](https://docs.rcintell.com/api-reference/prior-auth/get-pa-documentation-requirements.md): Get documentation requirements for a specific code at a payer.
- [Get all PA requirements for a payer](https://docs.rcintell.com/api-reference/prior-auth/get-all-pa-requirements-for-a-payer.md): Get all PA service requirements for a payer.
- [PA vendor directory](https://docs.rcintell.com/api-reference/prior-auth/pa-vendor-directory.md): List all PA delegation vendors.

## OpenAPI Specs

- [openapi.client](/docs/openapi.client.json)
- [openapi](/docs/openapi.json)

## Optional

- [Payer Network](https://rcintell.com/network/payers)
- [Playground](https://rcintell.com/playground)
- [Console](https://rcintell.com/console)