Charles Marler, M.D.
NPI 1407847155ActiveIndividual· Family Medicine· Great Falls, MT
Family Medicine (M.D.) in Great Falls, Montana, trained at University of Texas Medical School at San Antonio (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $663,647 for 10,346 claims, against $97,897 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 10 companies reporting payments in 2025, $716.81 in all, mostly food and beverage.
Overview
| NPI | 1407847155 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 2, 2005 |
| Last updated in NPPES | Apr 8, 2024 |
| Certified by provider | Apr 8, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 11305 | 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 - Family Practice (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 336 |
|---|---|
| Services billed | 1,241 across 44 procedure codes |
| Paid by Medicare | $97,897 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,346 · 15,534 30-day fills |
|---|---|
| Patients | 418 |
| Total drug cost | $663,647 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at San Antonio |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Benefis Hospitals IncGreat Falls, MT · 384 clinicians
Hospital affiliations
- Benefis Hospitals IncGreat Falls, MT
- Logan Health - ShelbyShelby, MT
Other facilities
- Benefis Community Care IncHome health agency · Great Falls, MT
- Granite Peak Home HealthHome health agency · Miles City, MT
- Peace Hospice of MontanaHospice · Great Falls, MT
- Benefis Senior Services - GrandviewNursing home · Great Falls, MT
Industry payments (Open Payments)
- 2025$716.81 · 42 payments from 10 companies
- 2024$456.93 · 36 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $313.02 | 25 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $98.69 | 3 |
| Abbvie Inc. | $77.01 | 3 |
| Astellas Pharma US Inc | $67.26 | 2 |
| Amgen Inc. | $62.23 | 3 |
What the 2025 payments were for
- Food and Beverage$716.81 · 42 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 50 family medicine physicians in Great Falls · All family medicine physicians in Montana