Dennis Scott Probst, D. O.
Family Medicine (D. O.) in Lock Haven, Pennsylvania, trained at Philadelphia College of Osteopathic Medicine (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $916,285 for 11,856 claims, against $56,556 paid for services in 2024. Dexcom, Inc. reported $20.94 in payments in 2025, mostly food and beverage. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1598791741 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D. O. |
| Sole proprietor | No |
| NPI issued | Jun 22, 2006 |
| Last updated in NPPES | Nov 27, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | OS010065L | PA |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in Pennsylvania, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | Dennis Probst · Pharmacist | 1128b3 | Jun 14, 1990 | Loretto, PA |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | Possible (name) | See above |
| 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 | Possible (name) | Precluded · since Sep 7, 1989 · PA |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 366 |
|---|---|
| Services billed | 1,205 across 71 procedure codes |
| Paid by Medicare | $56,556 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,856 · 24,283 30-day fills |
|---|---|
| Patients | 738 |
| Total drug cost | $916,285 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Philadelphia College of Osteopathic Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Family Practice |
| Secondary specialties | Emergency Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Bucktail Medical CenterRenovo, PA
- Geisinger Jersey Shore HospitalJersey Shore, PA
- Geisinger Medical CenterDanville, PA
- Upmc WilliamsportWilliamsport, PA
Industry payments (Open Payments)
- 2025$20.94 · 1 payment from 1 company
- 2024$69.82 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $20.94 | 1 |
What the 2025 payments were for
- Food and Beverage$20.94 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 27 family medicine physicians in Lock Haven · All family medicine physicians in Pennsylvania