Arkansas Claims Dispute & Statutory Guide

Arkansas does not maintain an independent state-level surprise medical billing arbitration mechanism for commercial plans, deferring all out-of-network balance billing disputes directly to the Federal No Surprises Act (45 CFR Part 149) Independent Dispute Resolution (IDR) framework.

Last Updated: 2026-03-08 • Framework: NSA Arbitration & State Surprise-Billing Systems (South Region)

Statutory Framework & Jurisdiction

Surprise Billing Jurisdiction (State vs. Federal IDR)

state Regulated Plans

Disputes regarding state-regulated fully insured plans fall directly under the Federal No Surprises Act IDR process via CMS.

federal Regulated Plans

Self-funded ERISA employer group health plans fall exclusively under the Federal IDR process under 45 CFR Part 149.

provider Applicability

Out-of-network emergency departments, independent freestanding emergency facilities, air ambulance providers, and non-emergency providers rendering care at in-network healthcare facilities.

Open Negotiation Requirements & Rules

state Rules

Not applicable; federal standards apply across all commercial plan types.

federal Rules

Strict 30-business-day open negotiation period triggered by standard CMS Open Negotiation Notice.

Critical Statutory & Dispute Deadlines

Dispute Phase / Trigger EventStatutory Timeline / Deadline
Initial Payment or Denial Notice30 calendar days from clean claim submission
Open Negotiation Notice DeliveryWithin 30 business days of payment or denial
Open Negotiation Period30 business days duration
Federal IDR InitiationWithin 4 business days after open negotiation period ends

Required Evidentiary Filing Checklist

  • Patient health insurance card copy (establishing plan details and QPA eligibility)
  • Itemized billing statement (CMS-1500 or UB-04) with exact CPT/HCPCS and modifiers
  • Explanation of Benefits (EOB) detailing plan initial payment, QPA amount, and denial codes
  • Open Negotiation Notice with certified proof of delivery to payer designated address
  • Comprehensive evidentiary submission: clinician credentials, facility acuity, complexity, and regional commercial benchmarks

Official Primary Sources & Legislative Authorities

Federal No Surprises Act Regulations (45 CFR Part 149 & 45 CFR Part 149 Subpart F)
Agency / Body: CMS / HHS / DOL / Treasury (2025)
View Official Text

Official Forms & Downloads for Arkansas

PDF455 B
NSA ArbitrationFederal

CMS Federal IDR Notice of IDR Initiation Form

Standard form for initiating the Federal Independent Dispute Resolution (IDR) process under 45 CFR 149.510 following exhaustion of the mandatory 30-business-day Open Negotiation period.

Authority: Centers for Medicare & Medicaid Services (CMS) / CCIIO
Updated: 2026-03-01
PDF451 B
NSA ArbitrationFederal

Open Negotiation Notice Standard Form

Notices reference for Federal NSA Arbitration. Available for download.

Authority: Federal Regulatory Agency

Governing Regulatory Authorities

Arkansas Department of Insurance
State Insurance Oversight & Federal NSA Coordination
Official Portal →
Centers for Medicare & Medicaid Services (CMS) / CCIIO
Federal No Surprises Act Administration & IDR Portal
Official Portal →
Operational Support

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