Company lists · Data refreshed September 2026

Top 25 Healthcare appointment reminder services based in the United States

RevenueBase identified 123 company matches for healthcare appointment reminder services associated with the United States as of September 2026 and tracks 2,229 professional contacts across them, including 571 with verified work emails. New York is the largest hub.

This list covers company matches for healthcare appointment reminder services associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 16, 2026 How this list was built
123Companies
2,229Contacts tracked
571Verified emails
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The 25 largest healthcare appointment reminder services based in the United States

Ranked by team size
Top 25 of 123 company matches for healthcare appointment reminder services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchAventura, FL, United StatesHQ recorded Sep 16, 202651-200463 contacts →

Exact match

“OCLINICALS is committed to providing Gastroenterology practices with excellent recall services in order to increase patient visits and the overall performance of the practice.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2Exact matchLehi, UT, United StatesHQ recorded Sep 16, 2026501-1,000357 contacts →

Exact match

“For those looking to do meaningful work that matters, this could be the place for you.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3Exact matchAtlanta, GA, United StatesHQ recorded Sep 16, 2026201-500250 contacts →

Exact match

“At Relatient we’re on a mission to make access to healthcare simpler.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4Exact matchIrvine, CA, United StatesHQ recorded Sep 16, 2026n/a155 contacts →

Exact match

“In 2015, Kareo acquired DoctorBase to develop powerful patient engagement and practice marketing functions for customers.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchAtlanta, GA, United StatesHQ recorded Sep 16, 2026201-500107 contacts →

Exact match

“Sequence Health brings decades of dedicated healthcare expertise, offering full-service medical contact center solutions designed to adapt to the unique needs of any healthcare…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact matchCincinnati, OH, United StatesHQ recorded Sep 16, 2026201-500102 contacts →

Exact match

“Provide personalized care to all of your patients by partnering with our patient contact center, solely focused on serving healthcare.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7Exact matchNewport Beach, CA, United StatesHQ recorded Sep 16, 2026n/a93 contacts →

Exact match

“Curogram's goal is to empower patients with a patient-centric healthcare messaging platform and universal patient portal, solving the many challenges patients face today including…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8Exact matchStamford, CT, United StatesHQ recorded Sep 16, 202651-20056 contacts →

Exact match

“STATLINX’s medical call center services streamline patient communication and practice operations through a HIPAA‑compliant contact center that integrates directly with Epic and…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9Exact matchDover, DE, United StatesHQ recorded Sep 16, 202611-5028 contacts →

Exact match

“Voiceoc helps enterprises automate employee and customer conversations using AI Agents.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10Exact matchAtlanta, GA, United StatesHQ recorded Sep 16, 202611-5024 contacts →

Exact match

“MedTrans Go is a B2B healthcare appointment optimization platform solving the $150B problem of medical appointment cancellations and improving patient throughput.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11Exact matchSanta Monica, CA, United StatesHQ recorded Sep 16, 202611-5022 contacts →

Exact match

“Holly by Nimblr is an AI-powered front desk agent that helps over 180 U.S.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchLos Angeles, CA, United StatesHQ recorded Sep 16, 202611-5021 contacts →

Exact match

“GReminders automates SMS, email, and phone reminders, follow-ups, and online scheduling-built exclusively for Google Calendar, Microsoft Outlook / Office 365, Redtail, and…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact matchChapel Hill, United StatesHQ recorded Sep 16, 202651-20021 contacts →

Exact match

“Keona Health is an AI-powered patient access company.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14Exact matchSun City West, AZ, United StatesHQ recorded Sep 16, 202651-20019 contacts →

Exact match

“Doctoc sets the standard in healthcare communication with a smart, reliable & HIPAA-compliant suite that enhances staff efficiency, deepen patient engagement, and enables…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15Exact matchPhoenix, AZ, United StatesHQ recorded Sep 16, 202611-5014 contacts →

Exact match

“With over 20 years experience, Inphonite is the solution provider of choice.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16Exact matchSan Francisco, United StatesHQ recorded Sep 16, 20261-1014 contacts →

Exact match

“Pype AI delivers ready-to-deploy, specialty-trained voice agents for healthcare.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17Exact matchDallas, United StatesHQ recorded Sep 16, 202611-5012 contacts →

Exact match

“Tavoca provides automated appointment reminders and other patient engagement solutions.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Sep 16, 20261-109 contacts →

Exact match

“Get Talky is an AI-powered healthcare phone service designed to streamline appointment booking and patient intake.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19Exact matchWaveland, MS, United StatesHQ recorded Sep 16, 202611-509 contacts →

Exact match

“Serving physicians and the medical industry for over two decades, Comcepts provides caregivers, clinics, and hospitals the operational support necessary to alleviate…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20Exact matchBend, OR, United StatesHQ recorded Sep 16, 20261-108 contacts →

Exact match

“Businesses have been waging war against no-shows and growing loyal customer bases since 2010 with Apptoto's automated appointment management and messaging software.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21Exact matchBirmingham, AL, United StatesHQ recorded Sep 16, 20261-108 contacts →

Exact match

“Clinekt Health is the AI agent platform for patient activation.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22Exact matchBrooklyn, United StatesHQ recorded Sep 16, 202611-507 contacts →

Exact match

“No-Show Clients are No-Pay Clients • Automated Appointment Reminders for Your Patients, Customers or Clients Quickly schedule client appointments with a smartphone, tablet, or…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
23Exact matchIrvine, CA, United StatesHQ recorded Sep 16, 202611-507 contacts →

Exact match

“Welcome to PracticeDilly!”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
24Exact matchWaxhaw, NC, United StatesHQ recorded Sep 16, 20261-107 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, CA, United StatesHQ recorded Sep 16, 20261-105 contacts →

Exact match

“Automate your communications, and replace hold music, phone trees, and voicemails with intelligent, 24/7 voice and text agents.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase

Showing 25 of 123 healthcare appointment reminder services based in the United States

See the full list, filter by size, metro and specialty, and access 571 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Healthcare appointment reminder services based in the United States at a glance

As of Sep 16, 2026
25.6%Verified-email coverage
18.1Average contacts per company
11-50Median size (employees)
6.5%Largest-city concentration · New York
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
59
11-50
44
51-200
11
201-500
4
501-1,000
2
1,001-5,000
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 123 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “healthcare appointment reminder services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 571 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “healthcare appointment reminder services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many healthcare appointment reminder services are there based in the United States?

RevenueBase identified 123 company matches for healthcare appointment reminder services associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Oclinicals tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most healthcare appointment reminder services?

New York leads with 8 company records, followed by San Francisco (7) and Atlanta (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 571 professional contacts with verified work emails tracked across these 123 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.