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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. Thomas Welton, M.D.
Colorado Springs, CO · $192 in drug and device payments (2025) · (719) 636-1201
Dr. Vanessa Lee, MD
Colorado Springs, CO · $57 in drug and device payments (2025) · (719) 636-1201
Dr. William Lunt, M.D.
Colorado Springs, CO · $646 in drug and device payments (2025) · (719) 635-7321
Dr. William Wooddell, MD
Colorado Springs, CO · No drug or device payments recorded (2025) · (719) 633-3400
Dr. Aaron Burrows, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 320-1111
Dr. Alvaro Martinez-camacho, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 602-5013
Dr. Arash Babaei, M.D.
Denver, CO · $109 in drug and device payments (2025) · Telehealth · (303) 388-4461
Dr. Barry Ross, M.D.
Denver, CO · $104 in drug and device payments (2025) · (303) 260-2740
Dr. Benjamin Cassell, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 399-8020
Dr. Bryan Silon, M.D.
Denver, CO · No drug or device payments recorded (2025) · Telehealth · (303) 318-1540
Dr. Clark Kulig, MD
Denver, CO · $1,245 in drug and device payments (2025) · Telehealth · (303) 778-5797
Dr. Courtney Bhat, M.D.
Denver, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Daniel Siegel, MD
Denver, CO · $594 in drug and device payments (2025) · Telehealth · (303) 355-3525
Dr. David Cristin, M.D.
Denver, CO · $1,268 in drug and device payments (2025) · (303) 604-5000
Dr. Donald Kirkpatrick, M.D.
Denver, CO · $41 in drug and device payments (2025) · (303) 436-4949
Dr. Elizabeth Sofian-conlan, M.D.
Denver, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Heather Laskey, M.D.
Denver, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Irfan Hussain, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Jack Scolaro, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Jeff Frank, M.D.
Denver, CO · No drug or device payments recorded (2025) · (303) 861-0808
Dr. Jeffrey King, M.D.
Denver, CO · No drug or device payments recorded (2025) · Telehealth · (303) 388-4461
Dr. Jennifer Brenner, M.D.
Denver, CO · $662 in drug and device payments (2025) · (303) 355-3525
Dr. Jonathan Fishman, MD
Denver, CO · $32,795 in drug and device payments (2025) · Telehealth · (303) 355-3525
Dr. Jordan Karlitz, MD
Denver, CO · No drug or device payments recorded (2025) · (720) 848-0000
Dr. Jordan Neviackas, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Joseph Chang, MD
Denver, CO · $169 in drug and device payments (2025) · (303) 436-6000
Dr. Joseph Onyiah, M.D.
Denver, CO · No drug or device payments recorded (2025) · (303) 436-4949
Dr. Julie Heller, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Julie Polson, MD
Denver, CO · $729 in drug and device payments (2025) · Telehealth · (303) 355-3525
Dr. Kathleen Yan
Denver, CO · $174 in drug and device payments (2025) · Telehealth · (303) 388-4461
Dr. Keith Garrison, MD
Denver, CO · $1,594 in drug and device payments (2025) · (303) 260-2740
Dr. Kenneth Berman, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Kevin Rufner, MD, MPH
Denver, CO · $940 in drug and device payments (2025) · (303) 861-0808
Dr. Kevin Sieja, M.D.
Denver, CO · $1,357 in drug and device payments (2025) · (303) 355-3525
Dr. Kyley Leroy, DO
Denver, CO · $24 in drug and device payments (2025) · Telehealth · (720) 516-9408
Dr. Laura Wolfe, M.D.
Denver, CO · $331 in drug and device payments (2025) · (303) 355-3525
Dr. Lawrence Miller, M.D.
Denver, CO · $663 in drug and device payments (2025) · Telehealth · (303) 355-3525
Dr. Leslie Stark, M.D.
Denver, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Luette Morton, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 388-4461
Dr. Lyssa Chacko, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 399-8020
Dr. Mark Linkow, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 355-3525
Dr. Mary Ann Huang, M.D.
Denver, CO · $74,804 in drug and device payments (2025) · Telehealth · (720) 754-2155
Dr. Matthew Quallick, M.D.
Denver, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Moonkyung Schubert, M.D.
Denver, CO · $51 in drug and device payments (2025) · (303) 602-6195
Dr. Natalia Zbib, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 604-5000
Dr. Neil Toribara, MD, PHD
Denver, CO · $205 in drug and device payments (2025) · Telehealth · (303) 388-4461
Dr. Nicole Doria, M.D.
Denver, CO · No drug or device payments recorded (2025) · (303) 436-6000
Dr. Philip Guzelian, MD
Denver, CO · No drug or device payments recorded (2025) · (303) 493-7000
Dr. Pranav Periyalwar, M.D.
Denver, CO · $23,137 in drug and device payments (2025) · Telehealth · (303) 388-4461
Dr. Robert Reveille, M.D.
Denver, CO · No drug or device payments recorded (2025) · (720) 848-0000

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.

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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.