Company lists · Data refreshed September 2026

Top 19 Gastroenterology surgery centers based in Australia

RevenueBase identified 83 gastroenterology surgery centers headquartered in Australia as of September 2026 and tracks 337 professional contacts across them, including 62 with verified work emails. Sydney is the largest hub.

This list covers gastroenterology surgery centers headquartered in Australia, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
83Companies
337Contacts tracked
62Verified emails
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The 19 largest gastroenterology surgery centers based in Australia

Ranked by team size
Top 19 of 83 gastroenterology surgery centers based in Australia, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to gastroenterology surgery centers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceFrankston, AustraliaHQ checked Sep 19, 202651-20017 contacts →

Indirect evidence

“We have been providing quality endoscopy services and specialist treatment in the area of digestive health for over twenty years.”

Source: RevenueBase Database · checked Sep 19, 2026
2Indirect evidenceBundoora, AustraliaHQ checked Sep 19, 202611-5014 contacts →

Indirect evidence

“The Victorian Gut Centre (formerly Bundoora Endoscopy) is dedicated to your digestive health and well being.”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceLutwyche, AustraliaHQ checked Sep 19, 202611-5012 contacts →

Indirect evidence

“Colonoscopy Clinic specialises in all digestive healthcare and gastrointestinal disease.”

Source: RevenueBase Database · checked Sep 19, 2026
4Partial evidenceNorth Adelaide, AustraliaHQ checked Sep 19, 202611-5012 contacts →

Partial evidence

“Colorectal Surgery is South Australia’s leading colorectal surgery who provides high quality clinical outcomes in the treatment of colon and rectal cancer and other issues related…”

Source: RevenueBase Database · checked Sep 19, 2026
5Partial evidenceVermont South, AustraliaHQ checked Sep 19, 202611-507 contacts →

Partial evidence

“Independent Gastroenterologists provide comprehensive consultation and inpatient endoscopic procedures.”

Source: RevenueBase Database · checked Sep 19, 2026
6Partial evidenceEast Melbourne, AustraliaHQ checked Sep 19, 202611-506 contacts →

Partial evidence

“Whether you've decided to undergo weight-loss surgery or you've been informed that abdominal surgery is your only path to health, it's essential that you have complete confidence…”

Source: RevenueBase Database · checked Sep 19, 2026
7Partial evidencePennant Hills, AustraliaHQ checked Sep 19, 202611-506 contacts →

Partial evidence

“Pennant Hills Gastroenterology with 10 Gastroenterologists.”

Source: RevenueBase Database · checked Sep 19, 2026
8Partial evidenceBerwick, AustraliaHQ checked Sep 19, 202611-504 contacts →

Partial evidence

“As a leading specialist gastroenterology practice in the south eastern suburbs of Melbourne, we aim to provide quality care and compassion to all our patients.”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceKogarah, AustraliaHQ checked Sep 19, 202611-504 contacts →

Indirect evidence

“We have been established over 20 years in Sydney with our main practice located in Kogarah, and additional clinics in Wollongong, the Eastern Suburbs of Sydney & Orange NSW.”

Source: RevenueBase Database · checked Sep 19, 2026
10Partial evidenceAuchenflower, AustraliaHQ checked Sep 19, 20261-103 contacts →

Partial evidence

“At Gastroenterology Clinics Queensland we aim to provide exceptional care for all areas of Gastroenterology.”

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidenceDandenong, AustraliaHQ checked Sep 19, 202611-503 contacts →

Indirect evidence

“The Digestive Health Centre is a day endoscopy hospital specializing in the diagnosis, treatment and ongoing management of all digestive health disorders.”

Source: RevenueBase Database · checked Sep 19, 2026
12Partial evidenceBox Hill, AustraliaHQ checked Sep 19, 20261-103 contacts →

Partial evidence

“Melbourne Surgical group is comprised of Melbourne HPB Specialists and Yarra Colorectal Surgeons.”

Source: RevenueBase Database · checked Sep 19, 2026
13Partial evidenceEssendon, AustraliaHQ checked Sep 19, 20261-103 contacts →

Partial evidence

“Dr Paul Froomes - Consultant Gastroenterologist, Melbourne - Gastric balloon procedure, Faecal Microbial Transplant, colonoscopy, gastroscopy, hepatology.”

Source: RevenueBase Database · checked Sep 19, 2026
14Indirect evidenceBirtinya, AustraliaHQ checked Sep 19, 20261-102 contacts →

Indirect evidence

“Dr Aymen Al-Timimi consults from his practice in Birtinya and operates at Cotton Tree, Buderim, Nambour and Birtinya.”

Source: RevenueBase Database · checked Sep 19, 2026
15Partial evidenceEssendon, AustraliaHQ checked Sep 19, 20261-102 contacts →

Partial evidence

“Moonee Valley Specialist Centre specialises in providing the highest level of Gastroenterological and Related Health Care possible.”

Source: RevenueBase Database · checked Sep 19, 2026
16Partial evidenceBundoora, AustraliaHQ checked Sep 19, 202611-502 contacts →

Partial evidence

“We are a team of 11 gastroenterologists and endoscopists providing specialist care across Melbourne’s northern and eastern suburbs.”

Source: RevenueBase Database · checked Sep 19, 2026
17Indirect evidenceBenowa, AustraliaHQ checked Sep 19, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
18Partial evidencePort Macquarie, AustraliaHQ checked Sep 19, 20261-101 contacts →

Partial evidence

“Dr Kostalas is a medical specialist in both Gastroenterology (the whole gastrointestinal tract and digestive system), Hepatology (the study of the liver) and interventional…”

Source: RevenueBase Database · checked Sep 19, 2026
19Partial evidenceWagga Wagga, AustraliaHQ checked Sep 19, 20261-101 contacts →

Partial evidence

“Welcome to Riverina General Surgeons.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 19 of 83 gastroenterology surgery centers based in Australia

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Gastroenterology surgery centers based in Australia at a glance

As of Sep 19, 2026
18.4%Verified-email coverage
4.1Average contacts per company
1-10Median size (employees)
3.6%Largest-city concentration · Sydney
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
55
11-50
20
51-200
4
201-500
2

Email recency for this list is measured worldwide rather than for Australia, so it is reported there. Company counts and contact totals on this page are exact for Australia, over 83 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among gastroenterology surgery centers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Australia whose own description of what they do matches “gastroenterology surgery centers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names gastroenterology surgery centers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among gastroenterology surgery centers, and records with no verified work email. Companies headquartered outside Australia are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 62 across the full list. 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 19, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names gastroenterology surgery centers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many gastroenterology surgery centers are there based in Australia?

RevenueBase identified 83 gastroenterology surgery centers headquartered in Australia as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Direct Endoscopy, headquartered in Frankston, tops this list with the largest team on record.

Which city has the most gastroenterology surgery centers?

Sydney leads with 3 headquartered companies, followed by Benowa (2) and Box Hill (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 62 verified decision-maker contacts tracked across these 83 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 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 Smart Search, 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.