Clinician using an AI-powered healthcare platform
Case Study · Healthcare AI

The AI voice agent that answers every patient call, 24/7

A HIPAA-ready voice AI that books appointments straight into the EHR and cut front-desk call load by 70%.

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HIPAA & SOC 2 12-week build Live across all locations
70% Calls fully
automated
0 hold Every call answered
instantly
CLIENT US healthcare provider INDUSTRY Healthcare TIMELINE 12 weeks PLATFORM Phone · Web · SMS COMPLIANCE HIPAA · SOC 2
70%Front-desk call load removed
24/7Availability, including weekends
More after-hours bookings
<2sResponse latency per turn

01 · The Challenge

A front desk drowning in calls

Our client, a multi-location healthcare provider, was missing revenue every day the phone rang. Reception handled scheduling, refills, insurance questions, and directions, all on the same line. Patients waited on hold, staff burned out, and after 5 PM every call went to voicemail.

Hospital reception desk with front-desk staff answering patient calls
38%

Of calls went unanswered at peak hours

Monday mornings meant 20-minute hold times. Many patients simply hung up and called a competitor.

62%

Of call volume was routine and repetitive

Booking, rescheduling, refill requests, and opening hours, questions that don't need a human but were consuming staff all day.

0

After-hours coverage

Evenings and weekends went to voicemail, and most callers never left a message. Off-the-shelf IVR menus had already been tried, and patients hated them.

THE BRIEF

Answer every call instantly, in a natural voice. Book real appointments into the EHR. Never touch patient data outside HIPAA boundaries. Escalate to a human the moment it matters.

02 · The Solution

A voice agent that works like your best receptionist

We designed and trained a conversational voice AI on the clinic's real call recordings, then wired it into the systems where the work actually happens.

Natural conversation, not menus

Patients speak normally, interrupt, change their mind mid-sentence. The agent follows, powered by streaming speech recognition and an LLM tuned on real clinic dialogues.

Real bookings, straight into the EHR

Live calendar lookups, provider matching, insurance capture, and instant SMS confirmations, written directly to the scheduling system through an HL7 FHIR integration.

HIPAA boundaries by design

PHI never leaves the compliant boundary: BAA-covered infrastructure, encrypted transcripts, audit logging on every data access, and automatic redaction in analytics.

Human handoff that feels seamless

Clinical questions, distressed callers, or anything ambiguous escalates to staff with a live transcript, so the patient never repeats themselves.

An ops dashboard, not a black box

Every call is searchable: intent, outcome, duration, sentiment. Practice managers see exactly what patients ask for and where the agent hands off.

Outbound too: reminders & recalls

The same agent calls patients for appointment reminders and annual recalls, reducing no-shows and refilling empty calendar slots automatically.

03 · How It Works

From "hello" to a booked appointment in under two minutes

1

Call answered instantly

No hold music, no menu tree. The agent picks up on the first ring, day or night.

2

Intent understood

Streaming speech-to-text plus an LLM classifies what the caller needs in real time.

3

Patient verified

Identity confirmed against the EHR with HIPAA-compliant checks before any PHI is discussed.

4

Action completed

Appointment booked, refill routed, or question answered, written to the live systems, not a notepad.

5

Confirmed & logged

SMS confirmation to the patient, full transcript and outcome logged for the practice team.

Your Practice Next

Want an AI voice agent answering your calls?

Book a demo call, and yes, the AI will answer it. Pilot on your real calls in 4 weeks, fixed-price USD proposal within 48 hours.

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Clinicians reviewing an AI healthcare dashboard

Admin Dashboard

Doctors stay in control of what the agent knows

A web dashboard lets hospital staff manage the agent's knowledge base without calling us. Update visiting hours, add a new provider, change insurance policies, and the agent answers with the new information on the very next call.

  • Knowledge base editor: FAQs, policies, doctor schedules, department info
  • Instant publishing: changes go live on the next call, no retraining cycle
  • Call analytics: every transcript searchable by intent, outcome, and sentiment
  • Role-based access: front desk edits content, admins control escalation rules

Integrations

Plugged into the hospital's ERP, not bolted beside it

Every booking, refill, and update lands in the systems the hospital already runs.

AI Voice Agent
Connected to 6 hospital systems

EHR / EMR

Scheduling and patient records via HL7 FHIR: Epic, Cerner, Athenahealth

Hospital ERP

Billing, departments, resource planning, with custom connectors included

Pharmacy system

Refill requests routed to the right queue automatically

Telephony

Your existing hospital numbers via SIP trunking or Twilio

SMS & email

Instant confirmations, reminders, and follow-up links

CRM & ticketing

Escalations open a ticket with the full call transcript attached

04 · The Build

Twelve weeks from kickoff to live calls

We shipped in phases, with the client's front-desk team listening to test calls every week. Their corrections became training data, and by launch the agent already sounded like the practice.

Engineering an AI healthcare voice platform
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WEEKS 1–2 · DISCOVERY

Listening to 400 real calls

We analyzed recorded call flows, mapped every intent, and defined the escalation rules with clinical staff, before writing a line of code.

WEEKS 3–6 · CORE AGENT

Voice pipeline and conversation design

Streaming telephony, sub-2-second turn latency, interruption handling, and a persona script the client's team co-wrote and approved.

WEEKS 7–9 · INTEGRATION

EHR, SMS and the HIPAA boundary

FHIR scheduling writes, identity verification, BAA-covered infrastructure, encryption, and audit logging on every PHI access. Passed the client's security review first pass.

WEEKS 10–12 · PILOT & LAUNCH

Shadow mode, then the real thing

The agent first ran in shadow mode alongside staff, then took after-hours calls, then the main line. Weekly transcript reviews tuned it before full rollout across all locations.

Tech Stack

What the agent is built on

Every layer chosen for sub-2-second latency and HIPAA-grade data handling.

OpenAI RealtimeConversation brain, streaming LLM
ElevenLabs logo
ElevenLabsNatural text-to-speech voice
Twilio VoiceTelephony and SIP trunking
Python logo
PythonAgent orchestration layer
FastAPI logo
FastAPIRealtime API backend
HL7
HL7 FHIREHR scheduling integration
PostgreSQL logo
PostgreSQLCall logs and knowledge base
Redis logo
RedisLive call state, sub-ms reads
React logo
ReactAdmin dashboard and analytics
aws
AWS (BAA)HIPAA-eligible infrastructure

05 · The Results

Ninety days after launch

Measured across all locations, comparing the quarter before launch with the quarter after.

Calls handled end-to-end70%
No human touch needed, from greeting to confirmation
After-hours bookings3×
BEFORE
AFTER
Evenings and weekends now convert instead of going to voicemail
No-shows−41%
BEFORE
AFTER
Outbound reminder calls and easy voice rescheduling
Average hold time0 min
BEFORE
AFTER
Down from 20-minute peaks on Monday mornings
Clinicians reviewing AI voice agent call results on screen
AGENT LIVE
Across all locations, 24/7
312
Calls handled today
Dr. Mohammad Hajjiri, MD, cardiologist
Our front desk finally does front-desk work. Patients tell us the "new receptionist" is lovely, most never realize they spoke to an AI.
MH
Dr. Mohammad Hajjiri, MD
Cardiologist · Healthcare provider, USA
View LinkedIn profile

FAQ

Questions hospitals ask us

Is the voice agent HIPAA compliant?+

Yes. It runs on BAA-covered infrastructure (AWS HIPAA-eligible services), encrypts all transcripts at rest and in transit, verifies patient identity before discussing any PHI, logs every data access for audit, and redacts PHI from analytics.

What happens when the AI can't handle a call?+

It transfers to your staff with a live transcript, so the patient never repeats themselves. Clinical questions, distressed callers, and anything ambiguous escalate automatically based on rules your team controls from the dashboard.

Can it integrate with our EHR and hospital ERP?+

Yes. We integrate via HL7 FHIR with Epic, Cerner, Athenahealth, and similar systems, and build custom connectors for proprietary hospital ERPs, covering scheduling, patient lookup, billing queries, and pharmacy refill routing.

How do we update what the agent tells patients?+

From the admin dashboard. Staff edit the knowledge base, visiting hours, insurance plans, and provider schedules, and changes go live on the next call. No retraining cycle, no developer needed.

How long does deployment take?+

This project went live in 12 weeks. A typical deployment runs 8 to 14 weeks depending on integrations: 2 weeks of discovery on your real calls, core agent build, EHR and ERP integration, then a shadow-mode pilot before full rollout.

Does it replace our front-desk team?+

No, it removes the repetitive 60 to 70 percent of calls so your team handles the conversations that actually need a human. In this project, staff moved from answering phones to managing exceptions and in-person patients.

Talk to us about your voice agent

Share your call volume and systems, and we'll come back within 24 hours with an approach and a fixed-price estimate.

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