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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. Bernard Pacini, M.D.
Grand Junction, CO · No drug or device payments recorded (2025) · (970) 243-2479
Dr. Brent Prosser, M.D.
Grand Junction, CO · $486 in drug and device payments (2025) · (970) 242-6600
Dr. Ellen Dy, M.D.
Grand Junction, CO · $1,195 in drug and device payments (2025) · (970) 242-6600
Dr. Eugene Crafton, M.D
Grand Junction, CO · $86 in drug and device payments (2025) · (970) 683-4802
Dr. Masi Khaja, MD
Grand Junction, CO · $2,835 in drug and device payments (2025) · Telehealth · (970) 245-0990
Dr. Philip Sarges, MD
Grand Junction, CO · $1,741 in drug and device payments (2025) · (970) 242-6600
Dr. Steven Seagren, MD
Grand Junction, CO · No drug or device payments recorded (2025) · (970) 242-6600
Dr. William Shields, D.O.
Grand Junction, CO · $184 in drug and device payments (2025) · (970) 242-6600
Dr. Ana Huerta Alardin, MD
Greeley, CO · $2,163 in drug and device payments (2025) · (970) 207-9773
Dr. Gretchen Evans, MD, MPH
Greeley, CO · $1,240 in drug and device payments (2025) · (970) 810-4475
Dr. Jasmin Deneault, MD
Greeley, CO · No drug or device payments recorded (2025) · (970) 810-4475
Dr. Jimmy Giang, D.O.
Greeley, CO · $2,003 in drug and device payments (2025) · (970) 378-1414
Dr. Maheen Sheikh, M.D.
Greeley, CO · No drug or device payments recorded (2025) · (970) 378-1414
Dr. Noah Settergren, D.O.
Greeley, CO · $1,969 in drug and device payments (2025) · (970) 318-1414
Dr. Ryan Mcwilliams, MD
Greeley, CO · $633 in drug and device payments (2025) · (970) 378-4475
Dr. Steven Kading, MD
Greeley, CO · No drug or device payments recorded (2025) · (970) 350-2740
Dr. Thomas Dowgin, MD
Greeley, CO · No drug or device payments recorded (2025) · (970) 378-1414
Dr. Veronika Panah, M.D.
Greeley, CO · No drug or device payments recorded (2025) · (970) 810-4475
Dr. Brenda Westhoff, D.O.
Highlands Ranch, CO · No drug or device payments recorded (2025) · Telehealth · (720) 516-9089
Dr. Miranda Ku, M.D.
Highlands Ranch, CO · No drug or device payments recorded (2025) · Telehealth · (720) 516-9089
Dr. Andrew Samuelson, M.D.
Lafayette, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Anjali Parekh, MD
Lafayette, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Barbara Piasecki, MD
Lafayette, CO · $46 in drug and device payments (2025) · (303) 338-4545
Dr. Britt Drake, M.D.
Lafayette, CO · No drug or device payments recorded (2025) · (720) 536-6006
Dr. Daus Mahnke, M.D.
Lafayette, CO · $500 in drug and device payments (2025) · (303) 604-5000
Dr. David Nolan, MD
Lafayette, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Elizabeth Nguyen, DO
Lafayette, CO · $196 in drug and device payments (2025) · (303) 604-5000
Dr. Erica Boettcher, MD
Lafayette, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Gregory Toy, MD
Lafayette, CO · $2,482 in drug and device payments (2025) · (303) 604-5000
Dr. John Napierkowski, M.D.
Lafayette, CO · $25 in drug and device payments (2025) · (303) 338-4545
Dr. Joseph Cassara, M.D.
Lafayette, CO · $2,234 in drug and device payments (2025) · (303) 604-5000
Dr. Kerri Glassner, D.O.
Lafayette, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Nathan Susnow, MD
Lafayette, CO · $2,635 in drug and device payments (2025) · (720) 932-7719
Dr. Poorna Ramachandran, D.O.
Lafayette, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Ramu Raju, MD
Lafayette, CO · $1,439 in drug and device payments (2025) · Telehealth · (303) 604-5000
Dr. Wesley Kasen, MD
Lafayette, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. William Berry, MD
Lafayette, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Jesus Carale, MD
La Junta, CO · $169 in drug and device payments (2025) · (719) 383-6480
Dr. Andrew Korson, M.D.
Lakewood, CO · $2,078 in drug and device payments (2025) · (303) 573-9951
Dr. Augustin Attwell, MD
Lakewood, CO · No drug or device payments recorded (2025) · (303) 573-9951
Dr. James Pulju, M.D.
Lakewood, CO · No drug or device payments recorded (2025) · (303) 463-3900
Dr. John Goff, M.D.
Lakewood, CO · $696 in drug and device payments (2025) · Telehealth · (303) 463-3900
Dr. Matthew Seto, D.O.
Lakewood, CO · $1,781 in drug and device payments (2025) · (303) 604-5000
Dr. Rajesh Jain, M.D.
Lakewood, CO · $101,643 in drug and device payments (2025) · (303) 573-9951
Dr. Rohan Clarke, M.D.
Lakewood, CO · $1,648 in drug and device payments (2025) · (303) 604-5000
Dr. Scott Mackenzie, MD
Lakewood, CO · $2,696 in drug and device payments (2025) · Telehealth · (303) 573-9951
Dr. Taimur Khan, M.D.
Lakewood, CO · $1,581 in drug and device payments (2025) · (303) 604-5000
Dr. Timothy Dobin, D.O.
Lakewood, CO · $3,347 in drug and device payments (2025) · (303) 604-5000
Dr. Waymon Lattimore, M.D.
Lakewood, CO · $189 in drug and device payments (2025) · (303) 573-9951
Dr. Wesley Prichard, D.O.
Lakewood, CO · $1,252 in drug and device payments (2025) · (303) 604-5000

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.