HealthcareDiscovery.AI / Doctors / Colorado / Gastroenterology

Gastroenterologists in Colorado

Data updated monthly · Last refresh October 2026

339 Gastroenterology providers practice in Colorado, including 96 (28%) offering telehealth. The largest concentration is in Denver. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

339providers
96telehealth
Denvertop city

Gastroenterology by city in Colorado

Choose a city to see providers there.

Gastroenterology in Denver58 providers
Gastroenterology in Aurora46 providers
Gastroenterology in Colorado Springs34 providers
Gastroenterology in Lone Tree25 providers
Gastroenterology in Lafayette17 providers
Gastroenterology in Fort Collins13 providers
Gastroenterology in Lakewood12 providers
Gastroenterology in Pueblo11 providers
Gastroenterology in Englewood11 providers
Gastroenterology in Greeley10 providers
Gastroenterology in Longmont10 providers
Gastroenterology in Boulder10 providers
Gastroenterology in Durango8 providers
Gastroenterology in Grand Junction8 providers
Gastroenterology in Littleton8 providers
Gastroenterology in Thornton8 providers
Gastroenterology in Loveland7 providers
Gastroenterology in Castle Rock7 providers
Gastroenterology in Parker5 providers
Gastroenterology in Centennial4 providers
Gastroenterology in Louisville3 providers
Gastroenterology in Glenwood Springs3 providers
Gastroenterology in Avon2 providers
Gastroenterology in Montrose2 providers

Gastroenterology providers in Colorado

Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Robert Simril, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 436-4949
Dr. Sarah Safadi, M.D.
Denver, CO · $81 in drug and device payments (2025) · Telehealth · (720) 516-9408
Dr. Stephen New, M.D.
Denver, CO · $2,231 in drug and device payments (2025) · Telehealth · (303) 355-3525
Dr. Thomas Mcgonagle, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 436-6000
Dr. Thomas Queen, M.D.
Denver, CO · $21 in drug and device payments (2025) · (303) 338-4545
Dr. Thomas Reed, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 388-4461
Dr. Thomas Trouillot, M.D.
Denver, CO · $1,173 in drug and device payments (2025) · Telehealth · (303) 861-0808
Dr. Vihang Patel, M.D.
Denver, CO · $935 in drug and device payments (2025) · (303) 260-2740
Dr. Vivian Ussui, MD
Denver, CO · $649 in drug and device payments (2025) · Telehealth · (303) 388-4461
Dr. William Brown, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 436-6000
Dr. William Farrar, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 861-3655
Dr. William Rector, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Erik Van Os, M.D.
Durango, CO · No drug or device payments recorded (2025) · (970) 764-3800
Dr. Gregory Churchill, DO
Durango, CO · $1,186 in drug and device payments (2025) · Telehealth · (970) 385-4022
Dr. Kevin Ashby, M.D.
Durango, CO · $763 in drug and device payments (2025) · (970) 764-3800
Dr. Patrick Gerstenberger, M.D.
Durango, CO · No drug or device payments recorded (2025) · (970) 385-4022
Dr. Steven Christensen, M.D.
Durango, CO · $55 in drug and device payments (2025) · (970) 385-4022
Dr. Stuart Saslow, M.D.
Durango, CO · $1,034 in drug and device payments (2025) · Telehealth · (970) 385-4022
Dr. Thomas Morley, MD, PHD
Durango, CO · No drug or device payments recorded (2025) · (970) 764-3800
Dr. Todd Sheer, M.D.
Durango, CO · No drug or device payments recorded (2025) · (970) 764-3800
Dr. Alexander Ende, MD
Englewood, CO · $1,301 in drug and device payments (2025) · Telehealth · (303) 788-8888
Dr. Dan Hruza, M.D
Englewood, CO · No drug or device payments recorded (2025) · (303) 788-8888
Dr. Fernando Carreira, M.D
Englewood, CO · $1,891 in drug and device payments (2025) · Telehealth · (303) 788-8888
Dr. Frederick Lewis, M.D.
Englewood, CO · $407 in drug and device payments (2025) · Telehealth · (303) 788-8888
Dr. John Sabel, M.D
Englewood, CO · No drug or device payments recorded (2025) · (303) 788-8888
Dr. Kyrsten Fairbanks, M.D.
Englewood, CO · $542 in drug and device payments (2025) · Telehealth · (303) 788-8888
Dr. Lisa Swize, MD
Englewood, CO · $1,222 in drug and device payments (2025) · Telehealth · (303) 788-8888
Dr. Marcelo Kugelmas, M.D
Englewood, CO · $221,227 in drug and device payments (2025) · Telehealth · (303) 788-8888
Dr. Mary Kovalak, MD
Englewood, CO · $332 in drug and device payments (2025) · Telehealth · (303) 788-8888
Dr. Richard Roman, M.D
Englewood, CO · $1,200 in drug and device payments (2025) · Telehealth · (303) 788-8888
Dr. Seymour Katz, M.D.
Englewood, CO · No drug or device payments recorded (2025) · (303) 789-5268
Dr. Kendell Mann, MD
Fort Carson, CO · $2,033 in drug and device payments (2025) · (719) 526-7453
Dr. Muhammad Mansoor, M.D.
Fort Carson, CO · No drug or device payments recorded (2025) · (719) 526-7453
Dr. Abraham Brass, M.D.
Fort Collins, CO · $170 in drug and device payments (2025) · (970) 207-9773
Dr. Amir Kalani, MD PHD
Fort Collins, CO · $1,720 in drug and device payments (2025) · (970) 315-1870
Dr. Daniel Hampton
Fort Collins, CO · $242 in drug and device payments (2025) · (970) 307-9773
Dr. Jaclyn Fackler
Fort Collins, CO · $62 in drug and device payments (2025) · (970) 207-9773
Dr. Joseph Jenkins, MD
Fort Collins, CO · $143 in drug and device payments (2025) · (970) 207-9773
Dr. Mark Durkan, MD
Fort Collins, CO · $154 in drug and device payments (2025) · (970) 207-9773
Dr. Michael Nosler, MD
Fort Collins, CO · $127 in drug and device payments (2025) · (970) 495-7420
Dr. Nicole Kershner, M.D.
Fort Collins, CO · $243 in drug and device payments (2025) · (970) 207-9773
Dr. Patrick Webb, M.D.
Fort Collins, CO · $293 in drug and device payments (2025) · (970) 207-9773
Dr. Rand Compton, MD
Fort Collins, CO · No drug or device payments recorded (2025) · (970) 207-9773
Dr. Rebecca Dunphy, MD
Fort Collins, CO · $73 in drug and device payments (2025) · (970) 207-9773
Dr. Robert Simmons, MD
Fort Collins, CO · No drug or device payments recorded (2025) · (970) 207-9773
Dr. Rodney Holland, M.D.
Fort Collins, CO · No drug or device payments recorded (2025) · (970) 207-9773
Dr. Peter Mcnally, DO
Ft Carson, CO · $219,462 in drug and device payments (2025) · (719) 526-7453
Dr. Alton Hughes, MD
Glenwood Springs, CO · No drug or device payments recorded (2025) · (970) 945-8503
Dr. Eric Gochanour, MD
Glenwood Springs, CO · $48 in drug and device payments (2025) · Telehealth · (970) 384-7510
Dr. Gerard Tomasso, MD
Glenwood Springs, CO · No drug or device payments recorded (2025) · (970) 945-8503

Conditions Gastroenterology providers in Colorado commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Gastroenterology providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Gastroenterology providers are in Colorado?

There are 339 Gastroenterology providers with active NPI records practicing in Colorado, according to federal NPPES data refreshed monthly.

Do Gastroenterology providers in Colorado offer telehealth?

Yes. 96 of the 339 Gastroenterology providers in Colorado (about 28%) report offering telehealth services in CMS data.

Which cities in Colorado have the most Gastroenterology providers?

Denver (58), Aurora (46), Colorado Springs (34) have the highest concentration of Gastroenterology providers in Colorado.

How many Gastroenterology providers in Colorado received drug or device company payments?

196 of 339 Gastroenterology providers in Colorado (58%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Gastroenterology providers in Colorado treat?

Gastroenterology providers commonly treat acid reflux, IBS, Crohn disease, ulcerative colitis, celiac disease and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

Do most Gastroenterologists in Colorado work in independent practices or large health systems?

Among 240 Gastroenterologists in Colorado enrolled in Medicare, 4% bill through a solo or small practice with fewer than 10 clinicians, 42% through a mid-size group of 10 to 99, and 54% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Gastroenterologists in Colorado work at?

According to CMS facility affiliation records, the Colorado hospitals where the most Gastroenterologists hold privileges are University of Colorado Hospital Authority in Aurora; Uchealth Highlands Ranch Hospital in Highlands Ranch; Uch-Memorial Health System in Colorado Springs.

Related reading on HealthcareDiscovery.AI

Gastroenterology in all 50 states Search all 339 in the directory Ask Zach for help choosing

Related

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Gastroenterology in Colorado? Get featured.