Derek Christopher Harshaw, D.O
NPI 1588010649ActiveIndividual· Internal Medicine· East Liverpool, OH
Internal Medicine (D.O) in East Liverpool, Ohio, trained at Lake Erie College of Osteopathic Medicine, Erie (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $268,900 for 3,636 claims, against $64,391 paid for services in 2024.
Overview
| NPI | 1588010649 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O |
| Sole proprietor | Yes |
| NPI issued | May 9, 2016 |
| Last updated in NPPES | Oct 28, 2021 |
| Certified by provider | Oct 28, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 34.013770 | OH |
| Family Medicine | 207Q00000X | 3350 | WV |
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 (OH); Practitioner - Internal Medicine (WV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 238 |
|---|---|
| Services billed | 707 across 21 procedure codes |
| Paid by Medicare | $64,391 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,636 · 4,237 30-day fills |
|---|---|
| Patients | 260 |
| Total drug cost | $268,900 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | Lake Erie College of Osteopathic Medicine, Erie |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Internal Medicine |
Medical group
- River Valley Physicians LLCEast Liverpool, OH · 55 clinicians
Hospital affiliations
- East Liverpool City HospitalEast Liverpool, OH
- Mh St Elizabeth Youngstown HospitalYoungstown, OH
Other facilities
- Ohio Valley Home Health Services, IncHome health agency · East Liverpool, OH
- Ohio Valley Home Health Services, IncHome health agency · Chester, WV
- Buckeye Hospice and Palliative Care ServicesHospice · Zanesville, OH
- Orchards of East Liverpool, theNursing home · East Liverpool, OH
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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