How First Orion's SENTRY Call Blocking Protects Healthcare Organizations from Number Spoofing

Published

July 31, 2026

Healthcare fraud remains costly, and voice phishing keeps rising. Spoofed calls can look convincing because attackers often use stolen data, AI voice tools, and familiar caller ID tactics to impersonate healthcare teams.

In this guide, you'll learn:

Spoofed calls put patient data at risk. Scammers impersonate healthcare organizations to steal insurance details, Medicare information, Social Security numbers, and payment data, using AI voice tools and stolen data to make the calls convincing.

SENTRY blocks spoofing before it reaches patients. SENTRY generates a unique, time-limited authentication key for each outbound call. Carriers check for that key and only connect calls that match, stopping spoofed calls before they connect.

Prevention protects more than security. It protects operations. By blocking spoofed calls at the carrier network, SENTRY helps preserve answer rates, reduce spam mislabeling, cut down on staff time spent handling fraud fallout, and protect vulnerable patients like seniors and those managing chronic conditions.

Pairing SENTRY with INFORM strengthens trust further. SENTRY blocks fraudulent calls while INFORM Branded Calling displays the organization's name, logo, and reason for calling, helping patients recognize legitimate calls faster and improving pickup rates and appointment attendance.

Download the guide below.

Download the Guide

First Orion in the News

View All First Orion News

September 30, 2026

First Orion & Vodafone Launch Branded Calling in Ireland

First Orion and Vodafone are expanding INFORM Branded Calling to Ireland, building on launches in the United Kingdom and Germany. Ireland is supported through the same Vodafone CAMARA-based API integration already incorporated into First Orion’s platform, with no additional integration work required.

September 22, 2026

First Orion Releases 40% Faster with Sauce Labs

First Orion replaced its manual, device-heavy testing infrastructure with Sauce Labs’ programmable Real Device Cloud, accelerating telecom and mobile release cycles by up to 40% while freeing up 35% of engineering and QA capacity.

First Orion named a winner of the 2026 TMC Communications Solutions Product of the Year Award for INFORM Branded Calling.

August 25, 2026

First Orion Wins 2026 Communications Solutions Award

First Orion announced that TMC has named INFORM Branded Calling as a winner of the 2026 Communications Solutions Product of the Year Awards, recognizing the solution’s innovation in restoring trust to voice communication through verified business identity.