Mark G. Ochenrider, MD
NPI 1154465839ActiveIndividual· Internal Medicine· Kalispell, MT
Internal Medicine (MD) in Kalispell, Montana, trained at University of Washington School of Medicine (class of 2005). 154 Medicare patients in 2024, $39,823 paid; nearly all of their 249 Part D prescriptions were generic (90%).
Overview
| NPI | 1154465839 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Feb 16, 2007 |
| Last updated in NPPES | Nov 27, 2023 |
| Certified by provider | Jul 31, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MED-PHYS-LIC-48391 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 154 |
|---|---|
| Services billed | 461 across 25 procedure codes |
| Paid by Medicare | $39,823 |
Part D prescriptions in 2024
| Prescriptions (claims) | 249 · 323 30-day fills |
|---|---|
| Patients | 96 |
| Total drug cost | $16,233 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | University of Washington School of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Internal Medicine |
Medical groups
- Community Hospital of AnacondaAnaconda, MT · 44 clinicians
- St Johns Lutheran Hospital IncLibby, MT · 34 clinicians
Hospital affiliations
- Cabinet Peaks Medical CenterLibby, MT
- Community Hospital of AnacondaAnaconda, MT
- Logan Health Medical CenterKalispell, 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