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.
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. James Loeffelholz, MDBozeman, MT · No drug or device payments recorded (2025) ·
(406) 522-2400 Dr. John Griffiths, MDBozeman, MT · No drug or device payments recorded (2025) ·
(903) 574-5617 Dr. John Hunt, MDBozeman, MT · No drug or device payments recorded (2025) ·
(406) 556-0738 Dr. John Robbins, MDBozeman, MT · No drug or device payments recorded (2025) ·
(406) 414-2400 Dr. Jonathan Newman, M.DBozeman, MT · No drug or device payments recorded (2025) ·
(406) 414-5000 Dr. Karli Edholm, M.D.Bozeman, MT · No drug or device payments recorded (2025) ·
(406) 414-5000 Dr. Maria Michael, MDBozeman, MT · $163 in drug and device payments (2025) ·
(406) 414-5512 Dr. Mary O'rourke, MDBozeman, MT · No drug or device payments recorded (2025) ·
(406) 414-5000 Dr. Meghan JohnstonBozeman, MT · $24 in drug and device payments (2025) · Telehealth ·
(406) 414-2400 Dr. Michael Herring, MDBozeman, MT · No drug or device payments recorded (2025) ·
(406) 414-2400 Dr. Michael Spinelli, M.D.Bozeman, MT · No drug or device payments recorded (2025) ·
(406) 556-5533 Dr. Pamela Hiebert, MDBozeman, MT · No drug or device payments recorded (2025) · Telehealth ·
(406) 414-2400 Dr. Robert Hathaway, MDBozeman, MT · No drug or device payments recorded (2025) ·
(406) 414-2400 Dr. Shalina Lingley, MDBozeman, MT · $36 in drug and device payments (2025) · Telehealth ·
(406) 414-2400 Dr. Steffan May, M.D.Bozeman, MT · $24 in drug and device payments (2025) · Telehealth ·
(406) 522-2400 Dr. Thomas Kelly, MDBozeman, MT · No drug or device payments recorded (2025) ·
(406) 522-2400 Dr. Timothy Adams, MDBozeman, MT · No drug or device payments recorded (2025) ·
(406) 587-9087 Dr. Tyler Weaver, M.D.Bozeman, MT · No drug or device payments recorded (2025) ·
(406) 414-5000 Dr. Umberto Orazi, M.D.Bozeman, MT · No drug or device payments recorded (2025) · Telehealth ·
(406) 414-2400 Dr. William Schoderbek, MDBozeman, MT · No drug or device payments recorded (2025) ·
(406) 414-5000 Dr. Harry Etter, M.D.Browning, MT · No drug or device payments recorded (2025) ·
(406) 338-6164 Dr. Bryan Webb, MDButte, MT · No drug or device payments recorded (2025) ·
(406) 496-3600 Dr. Charles Watson, PH.D., D.O.Butte, MT · No drug or device payments recorded (2025) ·
(406) 723-2781 Dr. David Chamberlain, M.D.Butte, MT · $1,150 in drug and device payments (2025) ·
(406) 723-1300 Dr. Florian Cortese, M.D.Butte, MT · No drug or device payments recorded (2025) ·
(406) 723-1300 Dr. Ian Macdonald, DOButte, MT · No drug or device payments recorded (2025) ·
(406) 723-2500 Dr. Jacob Taverna, MDButte, MT · No drug or device payments recorded (2025) ·
(406) 496-3600 Dr. James Drynan, MDButte, MT · No drug or device payments recorded (2025) ·
(406) 782-0794 Dr. John Pullman, MDButte, MT · $2,135 in drug and device payments (2025) ·
(406) 723-1300 Dr. Jonathan Bodine, D.O.Butte, MT · No drug or device payments recorded (2025) ·
(406) 723-4312 Dr. Kyler KingstonButte, MT · No drug or device payments recorded (2025) · Telehealth ·
(406) 496-3600 Dr. Michael Rhodes, M.D.Butte, MT · No drug or device payments recorded (2025) ·
(406) 723-2500 Dr. Oleg Yakymovych, MDButte, MT · No drug or device payments recorded (2025) ·
(406) 723-2500 Dr. Robert Webster, D.O.Clancy, MT · No drug or device payments recorded (2025) ·
(406) 204-4407 Dr. Aster Berhane, M.DCrow Agency, MT · $282 in drug and device payments (2025) ·
(406) 638-3500 Dr. Anna Loge, MDDillon, MT · No drug or device payments recorded (2025) ·
(406) 683-1188 Dr. Catherine Hawkins, MDDillon, MT · No drug or device payments recorded (2025) ·
(406) 683-3000 Dr. Karen Weed, M.D.Dillon, MT · No drug or device payments recorded (2025) ·
(406) 683-1188 Dr. Meghan Combs, MDDillon, MT · No drug or device payments recorded (2025) ·
(406) 683-3000 Dr. Rachel Heuer, MDDillon, MT · No drug or device payments recorded (2025) ·
(406) 683-3000 Dr. Sandra Mcintyre, M.D.Dillon, MT · No drug or device payments recorded (2025) ·
(406) 683-1188 Dr. Scott MckeeDillon, MT · No drug or device payments recorded (2025) ·
(406) 683-3078 Dr. Dana Nehring, M.D.Fort Harrison, MT · No drug or device payments recorded (2025) ·
(406) 447-7476 Dr. James Marlen, M.D.Fort Harrison, MT · No drug or device payments recorded (2025) ·
(406) 442-4377 Dr. John Sims, M.D.Fort Harrison, MT · No drug or device payments recorded (2025) ·
(406) 442-6410 Dr. Nicholas Mills, DOFort Harrison, MT · $36 in drug and device payments (2025) ·
(406) 442-6410 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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