HealthcareDiscovery.AI / Doctors / Oregon / Springfield / Internal Medicine

Internal Medicine in Springfield, Oregon

Data updated monthly · Last refresh September 2026

35 Internal Medicine providers practice in Springfield, and 23% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Springfield

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. Arjun Khunger, MD
Springfield, OR · No drug or device payments recorded (2025) · (541) 222-6389
Dr. Brian Fields, D.O.
Springfield, OR · No drug or device payments recorded (2025) · (541) 726-4400
Dr. Colleen Kersh, M.D.
Springfield, OR · No drug or device payments recorded (2025) · (541) 242-5245
Dr. Craig Winkler, MD
Springfield, OR · $42 in drug and device payments (2025) · (541) 744-8555
Dr. Dawn Mehlhaff, M.D.
Springfield, OR · No drug or device payments recorded (2025) · (541) 222-2700
Dr. Frank Littell, M.D.
Springfield, OR · No drug or device payments recorded (2025) · (541) 242-5203
Dr. Graeme Marquez, MBBS
Springfield, OR · $491 in drug and device payments (2025) · (541) 746-1166
Dr. Harold Lim, MD
Springfield, OR · No drug or device payments recorded (2025) · (541) 222-6389
Dr. Hassan Ghandour, MD
Springfield, OR · $47 in drug and device payments (2025) · (541) 726-4406
Dr. Joanna Marie Aquino-laban, M.D.
Springfield, OR · No drug or device payments recorded (2025) · (541) 222-6389
Dr. Julie Hughes, MD
Springfield, OR · No drug or device payments recorded (2025) · (541) 521-7427
Dr. Kathleen Jackson, M.D.
Springfield, OR · No drug or device payments recorded (2025) · (541) 746-1166
Dr. Kellie Sprangel, MD
Springfield, OR · No drug or device payments recorded (2025) · (541) 744-8555
Dr. Kevin Brown, M.D.
Springfield, OR · $299 in drug and device payments (2025) · (541) 682-3550
Dr. Linda Oppenheimer, MD
Springfield, OR · No drug or device payments recorded (2025) · (541) 746-6816
Dr. Lois Garner, M.D.
Springfield, OR · No drug or device payments recorded (2025) · (541) 682-3550
Dr. Magha Dissanayake, MD
Springfield, OR · $1,635 in drug and device payments (2025) · (541) 746-1166
Dr. Marat Gadzhiev, M.D.
Springfield, OR · No drug or device payments recorded (2025) · (541) 687-4900
Dr. Marion Diermayer
Springfield, OR · No drug or device payments recorded (2025) · (541) 685-1800
Dr. Mohammad Khan, M.D.
Springfield, OR · No drug or device payments recorded (2025) · (541) 242-5203
Dr. Navdeep Riar, MD
Springfield, OR · No drug or device payments recorded (2025) · (541) 744-8555
Dr. Nita Vellody, DO
Springfield, OR · No drug or device payments recorded (2025) · (458) 544-0400
Dr. Paula Ciesielski, MD
Springfield, OR · No drug or device payments recorded (2025) · (541) 746-6815
Dr. Perry Nelson, MD
Springfield, OR · No drug or device payments recorded (2025) · (412) 226-3893
Dr. Peter Fox, DO
Springfield, OR · $22 in drug and device payments (2025) · (541) 726-4400
Dr. Precious Roda Ramirez-arao, M.D.
Springfield, OR · No drug or device payments recorded (2025) · (541) 222-6389
Dr. Priya Carden, MD
Springfield, OR · $15 in drug and device payments (2025) · (541) 682-3550
Dr. Richard Lari, M.D.
Springfield, OR · No drug or device payments recorded (2025) · (541) 242-5245
Dr. Sarbmeet Mann
Springfield, OR · No drug or device payments recorded (2025) · Telehealth · (541) 222-6565
Dr. Shashank Varakantam, M.D.
Springfield, OR · No drug or device payments recorded (2025) · (541) 222-7300
Dr. Shugi Zheng, M.D.
Springfield, OR · No drug or device payments recorded (2025) · Telehealth · (541) 746-5437
Dr. Suleiman Omar, M.D.
Springfield, OR · No drug or device payments recorded (2025) · (541) 222-6389
Dr. Swati Gobhil, M.D.
Springfield, OR · No drug or device payments recorded (2025) · (541) 222-6389
Dr. Tsewang Tuladhar, MD
Springfield, OR · No drug or device payments recorded (2025) · (541) 222-7300
Dr. Zahia Esber, MD
Springfield, OR · $299 in drug and device payments (2025) · (541) 222-6389

Conditions Internal Medicine providers in Springfield, Oregon 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 Springfield, Oregon?

There are 35 Internal Medicine providers with active NPI records practicing in Springfield, according to federal NPPES data refreshed monthly.

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

8 of 35 (23%) 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 Springfield treat?

Internal Medicine providers in Springfield 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 Springfield Internal Medicine across Oregon

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.