Gastroenterologists in Montana
Data updated monthly · Last refresh October 2026
43 Gastroenterology providers practice in Montana, including 9 (21%) offering telehealth. The largest concentration is in Bozeman. 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.
43providers
9telehealth
Bozemantop city
Gastroenterology by city in Montana
Choose a city to see providers there.
Where Gastroenterologists in Montana practice
From CMS Medicare enrollment records covering 25 of the 43 providers listed here (58%). Providers who do not bill Medicare are not included in these figures.
0%solo or small practice (under 10 clinicians)
40%mid-size group (10 to 99)
60%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Gastroenterologists | All clinicians in group | Main city |
| Montana Gastroenterology, PLLC | 8 | 23 | Missoula |
| Bozeman Health Deaconess Hospital | 5 | 309 | Bozeman |
| Billings Clinic | 4 | 814 | Billings |
| Scl Health Medical Group - Billings LLC | 3 | 291 | Billings |
| Kalispell Regional Medical Center Inc. | 2 | 422 | Kalispell |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Gastroenterologists affiliated |
| St. Patrick Hospital | Missoula | Nonprofit | 5 of 5 | 7 |
| Community Medical Center | Missoula | Nonprofit | 3 of 5 | 7 |
| Bozeman Health Deaconess Hospital | Bozeman | Nonprofit | 4 of 5 | 7 |
| Billings Clinic Hospital | Billings | Nonprofit | 4 of 5 | 5 |
| Bitterroot Health - Daly Hospital | Hamilton | Nonprofit | 4 of 5 | 5 |
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.
Gastroenterology 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. William Cobell, MDAnaconda, MT · $19 in drug and device payments (2025) ·
(406) 563-8571 Dr. Christopher Mcneill, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-6380 Dr. Keri Hill, MDBillings, MT · $149 in drug and device payments (2025) · Telehealth ·
(406) 238-2500 Dr. Mark Rumans, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Michael Fischer, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Stephen Baum, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-6380 Dr. Steven Hammond, MDBillings, MT · No drug or device payments recorded (2025) ·
(406) 238-2500 Dr. Thomas Korb, M.D.Billings, MT · No drug or device payments recorded (2025) ·
(406) 238-6380 Dr. Andrew Gentry, M.D.Bozeman, MT · $613 in drug and device payments (2025) · Telehealth ·
(406) 414-5336 Dr. Andrew Herman, M.D.Bozeman, MT · $1,443 in drug and device payments (2025) · Telehealth ·
(406) 414-5336 Dr. Kathryn Lynch, MDBozeman, MT · $578 in drug and device payments (2025) · Telehealth ·
(406) 414-5336 Dr. Kleanthis Dendrinos, M.D.Bozeman, MT · $177 in drug and device payments (2025) · Telehealth ·
(406) 414-5336 Dr. Michael Lindner, M.D.Bozeman, MT · $667 in drug and device payments (2025) · Telehealth ·
(406) 898-1200 Dr. Nathaniel Spezia-lindner, MDBozeman, MT · $336 in drug and device payments (2025) · Telehealth ·
(406) 898-1550 Dr. Peter Walsh, DOBozeman, MT · $658 in drug and device payments (2025) ·
(406) 414-5336 Dr. Steven Shaneyfelt, MDBozeman, MT · No drug or device payments recorded (2025) ·
(406) 586-3309 Dr. Timothy Johnson, MDBozeman, MT · No drug or device payments recorded (2025) ·
(406) 586-3309 Dr. Waring Trible, M.D.Bozeman, MT · $1,106 in drug and device payments (2025) · Telehealth ·
(406) 414-1826 Dr. Craig Brayko, MDGreat Falls, MT · No drug or device payments recorded (2025) ·
(406) 727-2121 Dr. Gerald Spencer, MDGreat Falls, MT · No drug or device payments recorded (2025) ·
(406) 455-5870 Dr. Steven Ayres, M.D.Great Falls, MT · $47 in drug and device payments (2025) ·
(406) 731-8888 Dr. Thomas Attaway, MDGreat Falls, MT · No drug or device payments recorded (2025) ·
(406) 455-5000 Dr. Kenneth Eden, MDHelena, MT · No drug or device payments recorded (2025) ·
(406) 457-4343 Dr. Michael Lee, M.D.Helena, MT · No drug or device payments recorded (2025) ·
(406) 457-4180 Dr. Annie Heermans, MDKalispell, MT · No drug or device payments recorded (2025) · Telehealth ·
(406) 752-7441 Dr. Craig Harrison, MDKalispell, MT · No drug or device payments recorded (2025) ·
(406) 752-7441 Dr. Howard Tice, MDKalispell, MT · No drug or device payments recorded (2025) ·
(406) 752-7441 Dr. Juergen Mueller, M.D.Kalispell, MT · $749 in drug and device payments (2025) ·
(406) 752-7441 Dr. Philip Jaffe, MDKalispell, MT · $199 in drug and device payments (2025) ·
(406) 752-7441 Dr. Ramon Generoso, MDKalispell, MT · $76 in drug and device payments (2025) ·
(406) 752-7441 Dr. William Simpson, M.D.Kalispell, MT · $121 in drug and device payments (2025) ·
(406) 752-7441 Dr. Casey Kolendich, M.D.Missoula, MT · $236 in drug and device payments (2025) ·
(406) 541-6844 Dr. Daniel Selvig, M.D.Missoula, MT · $164 in drug and device payments (2025) ·
(406) 541-6844 Dr. Edwin Levine, M.D.Missoula, MT · $201 in drug and device payments (2025) ·
(406) 721-5600 Dr. Eric Stone, MDMissoula, MT · $123 in drug and device payments (2025) ·
(406) 541-6844 Dr. Eric Trevelline, MDMissoula, MT · No drug or device payments recorded (2025) ·
(406) 327-4685 Dr. Jeff Willis, M.D.Missoula, MT · $36 in drug and device payments (2025) ·
(406) 541-6844 Dr. Kevin Kolendich, MDMissoula, MT · $508 in drug and device payments (2025) ·
(406) 541-6844 Dr. Kimberly Curtis, M.D.Missoula, MT · No drug or device payments recorded (2025) ·
(406) 728-4160 Dr. Richard Murney, M.D.Missoula, MT · No drug or device payments recorded (2025) ·
(406) 327-0913 Dr. Scott Cooper, M.D.Missoula, MT · $42 in drug and device payments (2025) ·
(406) 541-6844 Conditions Gastroenterology providers in Montana commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Gastroenterology providers. Individual practices vary, so confirm with the provider before booking.
- Acid reflux
- IBS
- Crohn disease
- Ulcerative colitis
- Celiac disease
- Colon cancer screening
Common questions
How many Gastroenterology providers are in Montana?There are 43 Gastroenterology providers with active NPI records practicing in Montana, according to federal NPPES data refreshed monthly.
Do Gastroenterology providers in Montana offer telehealth?Yes. 9 of the 43 Gastroenterology providers in Montana (about 21%) report offering telehealth services in CMS data.
Which cities in Montana have the most Gastroenterology providers?Bozeman (11), Missoula (10), Billings (7) have the highest concentration of Gastroenterology providers in Montana.
How many Gastroenterology providers in Montana received drug or device company payments?24 of 43 Gastroenterology providers in Montana (56%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Gastroenterology providers in Montana treat?Gastroenterology providers commonly treat acid reflux, IBS, Crohn disease, ulcerative colitis, celiac disease 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 Gastroenterologists in Montana work in independent practices or large health systems?Among 25 Gastroenterologists in Montana enrolled in Medicare, 0% bill through a solo or small practice with fewer than 10 clinicians, 40% through a mid-size group of 10 to 99, and 60% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Gastroenterologists in Montana work at?According to CMS facility affiliation records, the Montana hospitals where the most Gastroenterologists hold privileges are St. Patrick Hospital in Missoula; Community Medical Center in Missoula; Bozeman Health Deaconess Hospital in Bozeman.
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