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

Internal Medicine in Littleton, Colorado

Data updated monthly · Last refresh September 2026

60 Internal Medicine providers practice in Littleton, and 25% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Littleton

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. Roger Bowles, MD
Littleton, CO · $704 in drug and device payments (2025) · (303) 399-8240
Dr. Ronald Miller, MD
Littleton, CO · $21 in drug and device payments (2025) · (303) 507-7604
Dr. Sami Mitri, D.O.
Littleton, CO · $24 in drug and device payments (2025) · (303) 730-8900
Dr. Sheanna Barclay
Littleton, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Sophia Ambruso, D.O.
Littleton, CO · $24,653 in drug and device payments (2025) · (208) 422-1314
Dr. Stephanus Tjan, M.D.
Littleton, CO · No drug or device payments recorded (2025) · (303) 459-2150
Dr. Teng Chang, M.D.
Littleton, CO · $105 in drug and device payments (2025) · Telehealth · (303) 730-3332
Dr. Teri Dunn, RN
Littleton, CO · No drug or device payments recorded (2025) · (303) 743-5855
Dr. William Gipson, M.D.
Littleton, CO · $30 in drug and device payments (2025) · (303) 791-7540
Dr. Yvonne Shell
Littleton, CO · No drug or device payments recorded (2025) · (720) 922-5229

Conditions Internal Medicine providers in Littleton, 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 Littleton, Colorado?

There are 60 Internal Medicine providers with active NPI records practicing in Littleton, according to federal NPPES data refreshed monthly.

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

15 of 60 (25%) 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 Littleton treat?

Internal Medicine providers in Littleton 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 Littleton Internal Medicine across Colorado

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.