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Adult Medicine Doctors in Colorado

Data updated monthly · Last refresh October 2026

36 Adult Medicine providers practice in Colorado, including 7 (19%) offering telehealth. The largest concentration is in Colorado Springs. 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.

36providers
7telehealth
Colorado Springstop city

Adult Medicine by city in Colorado

Choose a city to see providers there.

Adult Medicine in Colorado Springs6 providers
Adult Medicine in Boulder3 providers
Adult Medicine in Englewood3 providers
Adult Medicine in Pueblo3 providers
Adult Medicine in Denver2 providers
Adult Medicine in Aurora2 providers
Adult Medicine in Grand Junction2 providers
Adult Medicine in Greeley2 providers
Adult Medicine in Collbran1 providers
Adult Medicine in Sterling1 providers
Adult Medicine in Peterson Afb1 providers
Adult Medicine in Broomfield1 providers
Adult Medicine in Steamboat Springs1 providers
Adult Medicine in Florence1 providers
Adult Medicine in Parker1 providers
Adult Medicine in Highlands Ranch1 providers
Adult Medicine in Lakewood1 providers
Adult Medicine in Littleton1 providers
Adult Medicine in Centennial1 providers
Adult Medicine in Fort Collins1 providers
Adult Medicine in Arvada1 providers

Where Adult Medicine Doctors in Colorado practice

From CMS Medicare enrollment records covering 15 of the 36 providers listed here (42%). Providers who do not bill Medicare are not included in these figures.

33%solo or small practice (under 10 clinicians)
27%mid-size group (10 to 99)
40%large group or health system (100+)

Largest practice groups

Group (as registered with Medicare)Adult Medicine DoctorsAll clinicians in groupMain city
Poudre Valley Medical Group LLC22,425Greeley
Intermountain Medical Group Grand Junction, LLC2297Grand Junction

Hospitals where they hold privileges

HospitalCityOwnershipCMS star ratingAdult Medicine Doctors affiliated
Poudre Valley HospitalFort CollinsNonprofit5 of 52
Intermountain Health St. Mary's Regional HospitalGrand JunctionNonprofit4 of 52
Uchealth Greeley HospitalGreeleyNonprofit4 of 52
Banner North Colorado Medical CenterGreeleyNonprofit4 of 52
Medical Center of the RockiesLovelandNonprofit5 of 52

Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.

Adult 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. Carl-philippe Rousseau
Arvada, CO · No drug or device payments recorded (2025) · Telehealth · (303) 970-2334
Dr. Joel Peacock, MD
Aurora, CO · $355 in drug and device payments (2025) · Telehealth · (303) 306-4321
Dr. Madeleine Brown, FNP-C
Aurora, CO · $474 in drug and device payments (2025) · Telehealth · (720) 878-7055
Dr. Joseph Montante, M.D.
Boulder, CO · No drug or device payments recorded (2025) · (720) 304-6539
Dr. Rosemary Greenslade, M.D.
Boulder, CO · No drug or device payments recorded (2025) · (303) 440-3200
Dr. Susan Emerson, PA-C
Boulder, CO · $49 in drug and device payments (2025) · (303) 449-0517
Dr. William Markel, M.D.
Broomfield, CO · No drug or device payments recorded (2025) · (303) 466-1866
Dr. Claire Diamant-yefet, RN, MSN, FNP-BC
Centennial, CO · $1,224 in drug and device payments (2025) · Telehealth · (303) 953-9405
Dr. Lynda Walters, M.D.
Collbran, CO · No drug or device payments recorded (2025) · (970) 487-3565
Dr. Alan Malone, M.D.
Colorado Springs, CO · No drug or device payments recorded (2025) · (719) 667-4400
Dr. Bert Bergland, D.O.
Colorado Springs, CO · No drug or device payments recorded (2025) · (888) 852-6672
Dr. Jonathan Weston, M.D.
Colorado Springs, CO · No drug or device payments recorded (2025) · (719) 632-5700
Dr. Rodney Muhammad, DO
Colorado Springs, CO · $272 in drug and device payments (2025) · (719) 368-6628
Dr. Shelly Joles
Colorado Springs, CO · $107 in drug and device payments (2025) · (719) 262-0852
Dr. You Xu, M.D.
Colorado Springs, CO · No drug or device payments recorded (2025) · (702) 330-6111
Dr. Alexis Parker, M.D.
Denver, CO · $75 in drug and device payments (2025) · (303) 782-5082
Dr. Valerie Gibson, D.O.
Denver, CO · No drug or device payments recorded (2025) · (303) 916-1064
Dr. Erin Hameroff
Englewood, CO · $410 in drug and device payments (2025) · Telehealth · (303) 912-4560
Dr. Milton Hammerly, M.D.
Englewood, CO · No drug or device payments recorded (2025) · (877) 897-3993
Dr. Tara Rechtenbaugh
Englewood, CO · No drug or device payments recorded (2025) · (970) 373-8095
Dr. David Allred, D.O.
Florence, CO · No drug or device payments recorded (2025) · (719) 784-9454
Dr. Shelley Moore, MD
Fort Collins, CO · No drug or device payments recorded (2025) · (970) 204-0300
Dr. Jon-mikel Ogburn, FNP-C
Grand Junction, CO · No drug or device payments recorded (2025) · (970) 298-2273
Dr. Katherine Dugan, MD
Grand Junction, CO · No drug or device payments recorded (2025) · (970) 298-7750
Dr. Catie Anderson
Greeley, CO · No drug or device payments recorded (2025) · Telehealth · (970) 652-2801
Dr. Corey Jones, DO
Greeley, CO · $24 in drug and device payments (2025) · Telehealth · (970) 652-2801
Dr. Brandon Pires, MD
Highlands Ranch, CO · $144 in drug and device payments (2025) · (303) 471-4711
Dr. Kris Johnson, M.D.
Lakewood, CO · No drug or device payments recorded (2025) · (303) 914-2680
Dr. Louise Fullerton, M.D.
Littleton, CO · No drug or device payments recorded (2025) · (303) 972-8835
Dr. John Butchko, NP
Parker, CO · No drug or device payments recorded (2025) · (720) 644-9355
Dr. Calvin Polland, D.O.
Peterson Afb, CO · No drug or device payments recorded (2025) · (719) 556-2273
Dr. Armine Avanesyan, M.D.
Pueblo, CO · No drug or device payments recorded (2025) · (719) 595-7585
Dr. Jay Richter, M.D.
Pueblo, CO · No drug or device payments recorded (2025) · (719) 595-7585
Dr. Saurabh Baghi, M.D.
Pueblo, CO · No drug or device payments recorded (2025) · (719) 595-7585
Dr. Julie Kinkler, NP
Steamboat Springs, CO · $585 in drug and device payments (2025) · (970) 871-1323
Dr. Paula Frantz, MD
Sterling, CO · $21 in drug and device payments (2025) · (970) 526-6131

Common questions

How many Adult Medicine providers are in Colorado?

There are 36 Adult Medicine providers with active NPI records practicing in Colorado, according to federal NPPES data refreshed monthly.

Do Adult Medicine providers in Colorado offer telehealth?

Yes. 7 of the 36 Adult Medicine providers in Colorado (about 19%) report offering telehealth services in CMS data.

Which cities in Colorado have the most Adult Medicine providers?

Colorado Springs (6), Boulder (3), Englewood (3) have the highest concentration of Adult Medicine providers in Colorado.

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

12 of 36 Adult Medicine providers in Colorado (33%) 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 Adult Medicine Doctors in Colorado work in independent practices or large health systems?

Among 15 Adult Medicine Doctors in Colorado enrolled in Medicare, 33% bill through a solo or small practice with fewer than 10 clinicians, 27% through a mid-size group of 10 to 99, and 40% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Adult Medicine Doctors in Colorado work at?

According to CMS facility affiliation records, the Colorado hospitals where the most Adult Medicine Doctors hold privileges are Poudre Valley Hospital in Fort Collins; Intermountain Health St. Mary's Regional Hospital in Grand Junction; Uchealth Greeley Hospital in Greeley.

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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 Adult Medicine in Colorado? Get featured.