Dennis Lee Peterson, M.D.
NPI 1205986460ActiveIndividual· Internal Medicine· Kalispell, MT
Internal Medicine (M.D.) in Kalispell, Montana, trained at University of Nebraska College of Medicine (class of 1978). Part D covered 333 prescriptions written in 2024, 84% of them generic.
Overview
| NPI | 1205986460 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 11, 2007 |
| Last updated in NPPES | Apr 8, 2025 |
| Certified by provider | Apr 8, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MED-PHYS-LIC-4557 | MT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (MT) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 333 · 614 30-day fills |
|---|---|
| Patients | 50 |
| Total drug cost | $23,354 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | University of Nebraska College of Medicine |
|---|---|
| Graduation year | 1978 |
| Medicare specialty | Internal Medicine |
Medical group
- Confederated Salish and Kootenai Tribes of the Flathead ReservationSaint Ignatius, MT · 23 clinicians
Hospital affiliations
- Providence St Joseph Medical CenterPolson, MT
- St. Patrick HospitalMissoula, MT
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 32 internal medicine physicians in Kalispell · All internal medicine physicians in Montana