NHID-Clinical

NHID-Clinical v1.2 (Working Draft)

Status: Working Draft Author: Brianna Baynard Date: March 2026 Based on: NHID-Clinical v1.1 Candidate

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Section Updates & Issue Resolutions

1.3.1 Handling IVR Interruptions & Timeouts (Resolves Issue #3)

Problem: Payer IVRs with short timeouts or barge-in logic cut off the AI’s disclosure. Resolution: When calling an automated Payer IVR, the Provider AI Agent is permitted to modify the disclosure timing to accommodate strict timeout windows (e.g., <3 seconds).

The “Combined Turn” Exception: If a Payer IVR interrupts the AI or times out during the standalone disclosure, the AI Agent is permitted to combine the Identity Disclosure and the Operational Data into a single speaking turn on the retry.

• Standard: “Hello, I am an automated assistant.” (Pause for acknowledgement)
• Resilience Mode (Permitted): “This is an automated assistant for Dr. Smith, NPI 1-2-3-4-5-6.”

Retry Logic: The AI MUST attempt standalone disclosure at least once. If the IVR indicates a “No Match” or “Timeout” error, the AI initiates Resilience Mode for subsequent turns.

1.5 Bot-to-Bot Interaction Workflow (Resolves Issue #1)

Problem: Deadlocks occur when a compliant Provider AI reads a disclosure to a Payer IVR that expects immediate data input. Resolution: If the Provider AI detects that the answering entity is also an automated system (IVR/Bot) via silence patterns, audio fingerprinting, or signaling:

1. Modified Disclosure: The Provider AI remains bound by the Requirement to Disclose but MAY condense the disclosure string to the shortest distinct phrase (e.g., “Automated Caller”).
2. Deadlock Prevention: If the Payer IVR fails to acknowledge the disclosure after 2 attempts, the Provider AI is permitted to proceed to Data Exchange to prevent a deadlock loop, provided that the call is logged as “Automated-to-Automated” in the Audit Trail.
   • Rationale: Impersonation risk is nullified when no human is present to be deceived.

2.4.1 Failover Confirmation Logging (Resolves Issue #5)

Problem: Voicemails and callbacks often fail silently, creating liability for missed filing deadlines. Resolution: To prevent “silent failure,” the AI Agent MUST log a positive confirmation artifact for all failover events.

• Voicemail Path: The Agent MUST record the timestamp of the voicemail completion and the system response code (if SIP/VoIP) or a successful termination signal. If the voicemail system rejects the message (e.g., “Mailbox Full”), the Agent MUST log the failure and attempt to route to an alternative path or disconnect with a specific “Failure to Leave Message” log entry.
• Callback Path: When a callback is scheduled, the Agent MUST generate a unique Callback Ticket ID. This ID must be auditable against the Payer’s callback queue to verify the request was ingested.
• SLA Disclosure: The Agent MUST NOT promise a callback timeframe (e.g., “within 24 hours”) unless that timeframe is contractually guaranteed by the Payer’s SLA. If no SLA exists, the Agent MUST state: “A representative will return your call as soon as possible,” without specifying a time.

3.2 Escalation Transfer Tiers (Resolves Issue #4)

Problem: Not all call centers support “Warm Transfers” with data context, leaving AI agents unsure how to escalate compliantly. Resolution: The standard recognizes two compliant methods for handing off context to a human agent. Organizations MUST implement at least one.

Type A: Warm Transfer (Preferred)

• Definition: CTI (Computer Telephony Integration) data payload accompanies the call.
• Requirement: The human agent receives the Reference_ID and Summary_Object on their screen prior to or at the moment of connection.

Type B: Cold Transfer with Verbal Handoff (Minimum Viable)

• Definition: No CTI data transfer; legacy telephony switch.
• Requirement: The AI Agent MUST remain on the line after the human answers. The Agent MUST verbally recite the Reference_ID and a one-sentence Intent_Summary (e.g., “This is AI Agent referring to claim #123 for Dr. Smith, verified eligibility, requesting status.”) before disconnecting.
• Compliance Note: Simply transferring the call without a verbal briefing or data payload is Non-Compliant.

4.3 Network-Layer Identity / Tier 3 Evidence (Resolves Issue #2)

Problem: Audio-only disclosure is prone to transcription errors in VoIP/SIP environments. Resolution: For VoIP-native interactions, entities MAY implement Tier 3 Identity Assertion using standard SIP headers. This serves as cryptographic proof of identity, bypassing the need for audio transcription verification.

Standard Header Format:

• X-AI-Agent-ID: [Unique-Agent-UUID]
• X-AI-Provider-NPI: [Provider-NPI]
• X-Disclosure-Mode: “v1.2-Audio”

Verification: If a Payer system receives valid Tier 3 headers, they MAY cryptographically whitelist the Agent and bypass audio CAPTCHAs or verbal verification steps, effectively reducing Impersonation Latency to zero.

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