Internal Medicine Doctors in Montana
Data updated monthly · Last refresh October 2026
320 Internal Medicine providers practice in Montana, including 47 (15%) offering telehealth. The largest concentration is in Billings. 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.
320providers
47telehealth
Billingstop city
Internal Medicine by city in Montana
Choose a city to see providers there.
Where Internal Medicine Doctors in Montana practice
From CMS Medicare enrollment records covering 171 of the 320 providers listed here (53%). Providers who do not bill Medicare are not included in these figures.
8%solo or small practice (under 10 clinicians)
28%mid-size group (10 to 99)
64%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Internal Medicine Doctors | All clinicians in group | Main city |
| Bozeman Health Deaconess Hospital | 25 | 309 | Bozeman |
| Providence Health and Services Mt | 21 | 358 | Missoula |
| Billings Clinic | 18 | 814 | Billings |
| Kalispell Regional Medical Center Inc. | 16 | 422 | Kalispell |
| Cogent Healthcare of Montana P C | 14 | 82 | Great Falls |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Internal Medicine Doctors affiliated |
| Billings Clinic Hospital | Billings | Nonprofit | 4 of 5 | 39 |
| St. Patrick Hospital | Missoula | Nonprofit | 5 of 5 | 34 |
| Intermountain Health St Vincent Regional Hospital | Billings | Nonprofit | 4 of 5 | 30 |
| Bozeman Health Deaconess Hospital | Bozeman | Nonprofit | 4 of 5 | 30 |
| Logan Health Medical Center | Kalispell | Nonprofit | 3 of 5 | 22 |
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.
Internal Medicine providers in Montana
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. Elizabeth Schiedermayer, MDAnaconda, MT · $18 in drug and device payments (2025) ·
(406) 563-8689 Dr. Emily Owen, MDAnaconda, MT · $18 in drug and device payments (2025) ·
(406) 583-8689 Dr. Nathan Cook, M.D.Anaconda, MT · No drug or device payments recorded (2025) ·
(406) 563-8500 Dr. William Reiter, MDAnaconda, MT · No drug or device payments recorded (2025) · Telehealth ·
(406) 563-7962 Dr. David Stern, M.D.Belgrade, MT · No drug or device payments recorded (2025) ·
(406) 388-8708 Dr. Marina SpragueBelgrade, MT · No drug or device payments recorded (2025) · Telehealth ·
(406) 414-3334 Dr. Philip Bain, MDBelgrade, MT · No drug or device payments recorded (2025) ·
(406) 414-3334 Dr. Eugene Strayhorn, MDBigfork, MT · No drug or device payments recorded (2025) ·
(406) 837-4357 Dr. Alice Bremner, M.D.Big Sky, MT · No drug or device payments recorded (2025) ·
(406) 414-5000 Dr. Abdulmajeed Kadri, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 237-8500 Dr. Alden Dykstra, M.D.Billings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Alyssa Burkhart, M.D.Billings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Amy Fishburn, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 237-3850 Dr. Anthony Taylor, DOBillings, MT · No drug or device payments recorded (2025) · Telehealth ·
(440) 915-2199 Dr. Baskar Duval, MDBillings, MT · No drug or device payments recorded (2025) · Telehealth ·
(406) 238-2500 Dr. Bradley Fuller, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-6900 Dr. Brandon Weeden, DOBillings, MT · No drug or device payments recorded (2025) ·
(406) 247-3350 Dr. Brian Fullerton, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Brian Hess, MDBillings, MT · $7,388 in drug and device payments (2025) ·
(406) 238-2500 Dr. Cadis ChaseBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Caitlin Neal, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Charles Mcclave, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 237-8500 Dr. Charles Wittnam, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Cheryl Cook, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 237-7999 Dr. Colin Fitterer, MDBillings, MT · $19 in drug and device payments (2025) · Telehealth ·
(406) 238-6900 Dr. Dale Emery, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2575 Dr. Dale Stapler, M.D.Billings, MT · No drug or device payments recorded (2025) ·
(406) 237-3850 Dr. Daniel Gomez Tobias, M.D.Billings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. David Drill, M.D.Billings, MT · No drug or device payments recorded (2025) ·
(406) 655-5376 Dr. David KareraBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2850 Dr. Denise Mehia, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 259-2582 Dr. Djordje Janic, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Douglas Swift, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 237-8989 Dr. Edward Ferman, D.O.Billings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Edward Malters, MDBillings, MT · No drug or device payments recorded (2025) · Telehealth ·
(406) 238-6900 Dr. Emily Pearlman, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Erica Bruen, M.D.Billings, MT · No drug or device payments recorded (2025) · Telehealth ·
(406) 238-6900 Dr. Erica Seas, M.DBillings, MT · No drug or device payments recorded (2025) ·
(406) 237-5200 Dr. Eric Saberhagen, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2900 Dr. Erin Earll-woehlertBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Ethan PauleyBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-5046 Dr. Evan RomrellBillings, MT · No drug or device payments recorded (2025) ·
(406) 237-3850 Dr. Faranak Argani, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. F. Carr, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Gay Canaris, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Gregory Samano, D.O.Billings, MT · $56 in drug and device payments (2025) ·
(406) 247-3350 Dr. Howard Knapp, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 255-8470 Dr. Jacob Lagrone, DOBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2475 Dr. Jeffrey Johnson, MDBillings, MT · $19 in drug and device payments (2025) ·
(406) 238-6900 Dr. Jessica Hoge, M.D.Billings, MT · $820 in drug and device payments (2025) · Telehealth ·
(724) 312-8520 Conditions Internal Medicine providers in Montana 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.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Montana?There are 320 Internal Medicine providers with active NPI records practicing in Montana, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Montana offer telehealth?Yes. 47 of the 320 Internal Medicine providers in Montana (about 15%) report offering telehealth services in CMS data.
Which cities in Montana have the most Internal Medicine providers?Billings (78), Missoula (46), Bozeman (35) have the highest concentration of Internal Medicine providers in Montana.
How many Internal Medicine providers in Montana received drug or device company payments?61 of 320 Internal Medicine providers in Montana (19%) 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 Montana treat?Internal Medicine providers 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 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 Internal Medicine Doctors in Montana work in independent practices or large health systems?Among 171 Internal Medicine Doctors in Montana enrolled in Medicare, 8% bill through a solo or small practice with fewer than 10 clinicians, 28% through a mid-size group of 10 to 99, and 64% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in Montana work at?According to CMS facility affiliation records, the Montana hospitals where the most Internal Medicine Doctors hold privileges are Billings Clinic Hospital in Billings; St. Patrick Hospital in Missoula; Intermountain Health St Vincent Regional Hospital in Billings.
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