Isaac Edward Alwine, M.D.
NPI 1619364668ActiveIndividual· Internal Medicine, Hematology & Oncology· Spartanburg, SC
Internal Medicine, Hematology & Oncology (M.D.) with Spartanburg Medical Center, practicing in Spartanburg, South Carolina. Their prescriptions cost Medicare Part D more than their services did: $2,180,081 for 2,757 claims, against $117,484 paid for services in 2024. Pfizer Inc. was the largest of 15 companies reporting payments in 2025, $871.57 in all, mostly food and beverage. Lists Cherokee Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1619364668 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 16, 2015 |
| Last updated in NPPES | Aug 4, 2021 |
| Certified by provider | Aug 4, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 38531 | SC |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 566 |
|---|---|
| Services billed | 1,620 across 12 procedure codes |
| Paid by Medicare | $117,484 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,757 · 4,267 30-day fills |
|---|---|
| Patients | 467 |
| Total drug cost | $2,180,081 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Hematology |
| Secondary specialties | Medical Oncology |
Medical group
- Spartanburg Medical CenterSpartanburg, SC · 1,078 clinicians
Hospital affiliations
- Cherokee Medical CenterGaffney, SC
- Pelham Medical CenterGreer, SC
- Spartanburg Medical CenterSpartanburg, SC
Industry payments (Open Payments)
- 2025$871.57 · 41 payments from 15 companies
- 2024$622.56 · 27 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $202.59 | 9 |
| Abbvie Inc. | $114.28 | 7 |
| E.R. Squibb & Sons, L.L.C. | $97.92 | 5 |
| Astrazeneca Pharmaceuticals LP | $79.15 | 3 |
| Daiichi Sankyo Inc. | $71.19 | 3 |
What the 2025 payments were for
- Food and Beverage$845.24 · 40 payments
- Education$26.33 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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