HealthcareDiscovery.AI / Doctors / Arizona / Flagstaff / Internal Medicine

Internal Medicine in Flagstaff, Arizona

Data updated monthly · Last refresh September 2026

29 Internal Medicine providers practice in Flagstaff, and 28% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Flagstaff

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. Alexander Hu, D.O.
Flagstaff, AZ · $2,514 in drug and device payments (2025) · Telehealth · (480) 443-8400
Dr. Anne Newland, MD
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 522-9400
Dr. Bradley Dixon, MD
Flagstaff, AZ · No drug or device payments recorded (2025) · (602) 230-7373
Dr. Bridget Stiegler, D.O.
Flagstaff, AZ · $93 in drug and device payments (2025) · (928) 266-0036
Dr. Christina Veenstra, MD
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 773-2451
Dr. David Grauman, M.D., P.C., M.R.O.
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 686-7858
Dr. Dennis Peat, M.D.
Flagstaff, AZ · No drug or device payments recorded (2025) · (623) 293-8629
Dr. Elizabeth Sauvage, DO
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 773-2451
Dr. Heather Crittenden, MD
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 226-1239
Dr. James Galloway, MD
Flagstaff, AZ · No drug or device payments recorded (2025) · (028) 214-3920
Dr. Jane Bigler, MD
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 913-8800
Dr. Jeffrey Mazique, MD
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 527-4325
Dr. Jennifer Cortes, M.D.
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 522-1300
Dr. John Mougin, M.D.
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 214-2920
Dr. Julia Jacobs, M.D.
Flagstaff, AZ · $15 in drug and device payments (2025) · (928) 214-2920
Dr. Keith Ryan, MD
Flagstaff, AZ · $22 in drug and device payments (2025) · Telehealth · (928) 213-8633
Dr. Kristina Trubey, D.O.
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 214-2920
Dr. Lauren Breihan, M.D.
Flagstaff, AZ · No drug or device payments recorded (2025) · Telehealth · (928) 863-7333
Dr. Lu Pan, MD
Flagstaff, AZ · $16 in drug and device payments (2025) · (928) 779-3366
Dr. Margaret Donnelly, MD
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 913-8800
Dr. Mark Foster, M.D.
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 214-2920
Dr. Mark Pico, MD
Flagstaff, AZ · $245 in drug and device payments (2025) · (928) 913-8800
Dr. Matthew Stuart, DO
Flagstaff, AZ · No drug or device payments recorded (2025) · Telehealth · (928) 214-2920
Dr. Patricia Olm, MD
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 214-3737
Dr. Rafael Fernandez, MD
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 214-2920
Dr. Sharon Drake, D.O.
Flagstaff, AZ · No drug or device payments recorded (2025) · (928) 214-2920
Dr. Sherrill Weller, D.O.
Flagstaff, AZ · No drug or device payments recorded (2025) · Telehealth · (928) 213-5881
Dr. Thomas Ho, M.D.
Flagstaff, AZ · $135 in drug and device payments (2025) · (928) 440-5406
Dr. Wina Yousman, M.D.
Flagstaff, AZ · $392 in drug and device payments (2025) · Telehealth · (480) 610-6100

Conditions Internal Medicine providers in Flagstaff, Arizona 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 Flagstaff, Arizona?

There are 29 Internal Medicine providers with active NPI records practicing in Flagstaff, according to federal NPPES data refreshed monthly.

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

8 of 29 (28%) 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 Flagstaff treat?

Internal Medicine providers in Flagstaff 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 Flagstaff Internal Medicine across Arizona

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.