Emergency Medicine Doctors in Colorado
Data updated monthly · Last refresh October 2026
1,434 Emergency Medicine providers practice in Colorado, including 8 (1%) 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.
1,434providers
8telehealth
Denvertop city
Emergency Medicine by city in Colorado
Choose a city to see providers there.
Emergency Medicine 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. Samantha Mauck, M.D.Englewood, CO · No drug or device payments recorded (2025) ·
(720) 283-6700 Dr. Samuel KillianEnglewood, CO · No drug or device payments recorded (2025) ·
(303) 788-6911 Dr. Stanley Siefer, M.D.Englewood, CO · No drug or device payments recorded (2025) ·
(303) 761-1699 Dr. Susan BrionEnglewood, CO · $468 in drug and device payments (2025) ·
(303) 788-6911 Dr. Suzanne ChiltonEnglewood, CO · No drug or device payments recorded (2025) ·
(303) 788-6911 Dr. Thomas Church, MDEnglewood, CO · $338 in drug and device payments (2025) ·
(202) 788-5000 Dr. Travis BarlockEnglewood, CO · No drug or device payments recorded (2025) ·
(303) 788-5000 Dr. William ScottEnglewood, CO · No drug or device payments recorded (2025) ·
(303) 788-6911 Dr. Dean Williams, M.D.Erie, CO · No drug or device payments recorded (2025) ·
(720) 505-1753 Dr. Christopher Daley, MDEstes Park, CO · No drug or device payments recorded (2025) ·
(970) 586-2317 Dr. Scott Chew, MDEstes Park, CO · No drug or device payments recorded (2025) ·
(970) 586-2317 Dr. Shanda Gomes, M.D.Estes Park, CO · No drug or device payments recorded (2025) ·
(303) 333-4069 Dr. Zachary Blea, MDEstes Park, CO · No drug or device payments recorded (2025) ·
(248) 849-3015 Dr. Brandon MaloneEvergreen, CO · No drug or device payments recorded (2025) ·
(720) 666-0970 Dr. Lawrence Drury, M.D.Evergreen, CO · No drug or device payments recorded (2025) ·
(303) 674-2273 Dr. Natasha Allison, MDFirestone, CO · No drug or device payments recorded (2025) ·
(303) 678-4340 Dr. Sarah Goss, MDFort Carrson, CO · $99 in drug and device payments (2025) ·
(719) 526-5231 Dr. A. Jonathan Mihok, DOFort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-4531 Dr. Alicia Cox, DOFort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-7000 Dr. Alysa Edwards, MDFort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-7000 Dr. Cameron Labban, DOFort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-7000 Dr. Cara LeonardFort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-7000 Dr. Charlotte Todd, MDFort Carson, CO · $122 in drug and device payments (2025) ·
(917) 543-2424 Dr. Dallin Mitchell, D.O.Fort Carson, CO · No drug or device payments recorded (2025) ·
(435) 215-9047 Dr. Daniel OconorFort Carson, CO · No drug or device payments recorded (2025) ·
(719) 524-4142 Dr. David Baumgartner, M.D.Fort Carson, CO · No drug or device payments recorded (2025) ·
(719) 524-4111 Dr. David Holland, MDFort Carson, CO · No drug or device payments recorded (2025) ·
(417) 598-0838 Dr. Gregory Stiller, M.D.Fort Carson, CO · No drug or device payments recorded (2025) ·
(210) 358-2078 Dr. Joseph Zaremba, M.D.Fort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-4531 Dr. Joshua Krieger, MDFort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-7000 Dr. Kristie Nelson, M.D.Fort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-7526 Dr. Matthew Nilan, D.O.Fort Carson, CO · No drug or device payments recorded (2025) ·
(719) 728-0869 Dr. Matthew Robinett, MDFort Carson, CO · No drug or device payments recorded (2025) ·
(913) 680-8439 Dr. Parisa Javedani, MDFort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-7000 Dr. Ryan Gifford-hollingsworth, DOFort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-7000 Dr. Sam Blair, MDFort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-7000 Dr. Skylar Dehaan, MDFort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-7000 Dr. Taylor Reffett, MDFort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-7000 Dr. Todd Mcarthur, M.D.Fort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-7000 Dr. Tracy Maceachern, MDFort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-5231 Dr. William Black, M.D.Fort Carson, CO · No drug or device payments recorded (2025) ·
(719) 526-7844 Dr. Anne Newbold, D.O.Fort Collins, CO · No drug or device payments recorded (2025) ·
(970) 495-7000 Dr. Ashley Barash, DOFort Collins, CO · $2,500 in drug and device payments (2025) ·
(970) 495-8006 Dr. Brandon Farmer, M.D.Fort Collins, CO · No drug or device payments recorded (2025) ·
(970) 495-8006 Dr. Bryan Beck, DOFort Collins, CO · No drug or device payments recorded (2025) ·
(970) 297-6250 Dr. Carlos ArguellesFort Collins, CO · No drug or device payments recorded (2025) ·
(303) 306-7783 Dr. Casey Herrforth, MDFort Collins, CO · No drug or device payments recorded (2025) ·
(970) 495-8006 Dr. Cole O'hara, M.D.Fort Collins, CO · No drug or device payments recorded (2025) ·
(970) 495-7000 Dr. Daniel ArguelloFort Collins, CO · No drug or device payments recorded (2025) ·
(970) 495-7000 Dr. Danielle MianzoFort Collins, CO · No drug or device payments recorded (2025) ·
(970) 495-7000 Common questions
How many Emergency Medicine providers are in Colorado?There are 1,434 Emergency Medicine providers with active NPI records practicing in Colorado, according to federal NPPES data refreshed monthly.
Do Emergency Medicine providers in Colorado offer telehealth?Yes. 8 of the 1,434 Emergency Medicine providers in Colorado (about 1%) report offering telehealth services in CMS data.
Which cities in Colorado have the most Emergency Medicine providers?Denver (286), Aurora (245), Colorado Springs (147) have the highest concentration of Emergency Medicine providers in Colorado.
How many Emergency Medicine providers in Colorado received drug or device company payments?132 of 1,434 Emergency Medicine providers in Colorado (9%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
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 Emergency Medicine Doctors in Colorado work in independent practices or large health systems?Among 652 Emergency Medicine Doctors in Colorado enrolled in Medicare, 5% bill through a solo or small practice with fewer than 10 clinicians, 32% through a mid-size group of 10 to 99, and 63% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Emergency Medicine Doctors in Colorado work at?According to CMS facility affiliation records, the Colorado hospitals where the most Emergency Medicine Doctors hold privileges are University of Colorado Hospital Authority in Aurora; Uch-Memorial Health System in Colorado Springs; Denver Health & Hospital Authority in Denver.
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