HealthcareDiscovery.AI / Doctors / Colorado / Boulder / Internal Medicine

Internal Medicine in Boulder, Colorado

Data updated monthly · Last refresh September 2026

74 Internal Medicine providers practice in Boulder, and 20% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Boulder

Listed alphabetically. 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. Mark Shusterman, M.D.
Boulder, CO · $18 in drug and device payments (2025) · (303) 478-4797
Dr. Martha Montour, RN
Boulder, CO · No drug or device payments recorded (2025) · (303) 440-2690
Dr. Mary Langlois, MD
Boulder, CO · No drug or device payments recorded (2025) · (303) 449-3594
Dr. Maurieke Shyelle, M.D.
Boulder, CO · No drug or device payments recorded (2025) · (303) 919-9963
Dr. Meighan Elder, MD
Boulder, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Melanie Ryan, M.D.
Boulder, CO · No drug or device payments recorded (2025) · Telehealth · (303) 415-4250
Dr. Michael Kahn, M.D.
Boulder, CO · No drug or device payments recorded (2025) · (303) 324-2829
Dr. Michael Perlman
Boulder, CO · No drug or device payments recorded (2025) · (303) 743-5855
Dr. Mihaela Stefan, MD
Boulder, CO · No drug or device payments recorded (2025) · (516) 581-3013
Dr. Nicole Silver, MD
Boulder, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Nisreen Khazaal, MD
Boulder, CO · No drug or device payments recorded (2025) · (303) 492-5101
Dr. Pamela Ingram, MSN
Boulder, CO · No drug or device payments recorded (2025) · (303) 554-5164
Dr. Santiago De La Garza, M.D.
Boulder, CO · No drug or device payments recorded (2025) · (303) 415-7610
Dr. Sheila Ling, MD
Boulder, CO · $14 in drug and device payments (2025) · Telehealth · (303) 415-3875
Dr. Simsimran Grover, M.D.
Boulder, CO · No drug or device payments recorded (2025) · (888) 926-9385
Dr. Stefanie Krenz, MD
Boulder, CO · No drug or device payments recorded (2025) · (303) 415-7610
Dr. Stephen Hoerler, M.D.
Boulder, CO · No drug or device payments recorded (2025) · (303) 415-4250
Dr. Steven Brasch, M.D.
Boulder, CO · No drug or device payments recorded (2025) · (720) 938-1978
Dr. Steven Schlosser, M.D.
Boulder, CO · No drug or device payments recorded (2025) · (310) 948-4433
Dr. Valerie Lipetz, MD
Boulder, CO · No drug or device payments recorded (2025) · (303) 415-4250
Dr. Wael Garas, MD
Boulder, CO · No drug or device payments recorded (2025) · (303) 415-4250
Dr. William Blanchet, MD
Boulder, CO · $310 in drug and device payments (2025) · Telehealth · (303) 327-7047
Dr. William Brubaker, M.D.
Boulder, CO · No drug or device payments recorded (2025) · (303) 442-8840
Dr. William Gladney
Boulder, CO · $251 in drug and device payments (2025) · Telehealth · (303) 440-3082

Conditions Internal Medicine providers in Boulder, Colorado commonly treat

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

Common questions

How many Internal Medicine providers are in Boulder, Colorado?

There are 74 Internal Medicine providers with active NPI records practicing in Boulder, according to federal NPPES data refreshed monthly.

How many Internal Medicine providers in Boulder received drug or device company payments?

15 of 74 (20%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Internal Medicine providers in Boulder treat?

Internal Medicine providers in Boulder commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider records 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.

All specialties in Boulder Internal Medicine across Colorado

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.