Lori C. Hemrock, M.D.
NPI 1073517835ActiveIndividual· Internal Medicine, Hematology & Oncology· Warren, OH
Internal Medicine, Hematology & Oncology (M.D.) in Warren, Ohio, trained at Wright State University Boonshoft School of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $9,149,704 for 3,268 claims, against $4,089,098 paid for services in 2024. Abbvie Inc. was the largest of 30 companies reporting payments in 2025, $1,328 in all, mostly food and beverage.
Overview
| NPI | 1073517835 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 9, 2005 |
| Last updated in NPPES | Nov 15, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 35-08-4208-H | OH |
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 - Hematology/Oncology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 375 |
|---|---|
| Services billed | 196,655 across 100 procedure codes |
| Paid by Medicare | $4,089,098 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,268 · 4,688 30-day fills |
|---|---|
| Patients | 412 |
| Total drug cost | $9,149,704 |
| Generic share | 72% of claims |
Education and affiliations
| Medical school | Wright State University Boonshoft School of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- Mahoning Valley Hematology Oncology Assoc. Inc.Youngstown, OH · 8 clinicians
Hospital affiliations
- Hmhp St Elizabeth Boardman Health CenterBoardman, OH
- Mh St Elizabeth Youngstown HospitalYoungstown, OH
- Mh St Joseph Warren HospitalWarren, OH
- Sharon Regional Medical CenterSharon, PA
- Surgical Hospital at SouthwoodsYoungstown, OH
Industry payments (Open Payments)
- 2025$1,328 · 58 payments from 30 companies
- 2024$2,116 · 97 payments from 31 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $130.01 | 5 |
| Astrazeneca Pharmaceuticals LP | $120.91 | 5 |
| Pfizer Inc. | $101.96 | 5 |
| Janssen Biotech, Inc. | $90.89 | 4 |
| Asd Specialty Healthcare, LLC | $81.63 | 1 |
What the 2025 payments were for
- Food and Beverage$1,328 · 58 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Hematology & Oncology providers in Warren
- 1467693895
- 1467487397
All Internal Medicine, Hematology & Oncology providers in Ohio →