Nahida Islam, M.D.
NPI 1568669646ActiveIndividual· Internal Medicine, Hematology & Oncology· Worcester, MA
Internal Medicine, Hematology & Oncology (M.D.) with Reliant Medical Group Inc, practicing in Worcester, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $2,782,370 for 672 claims, against $51,859 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 2 companies reporting payments in 2025, $101.46 in all, mostly education. Lists St Vincent Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1568669646 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 2, 2007 |
| Last updated in NPPES | Jun 3, 2025 |
| Certified by provider | Jun 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 246494 | MA |
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 - Medical Oncology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 236 |
|---|---|
| Services billed | 620 across 12 procedure codes |
| Paid by Medicare | $51,859 |
Part D prescriptions in 2024
| Prescriptions (claims) | 672 · 873 30-day fills |
|---|---|
| Patients | 107 |
| Total drug cost | $2,782,370 |
| Generic share | 62% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Medical Oncology |
| Secondary specialties | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Reliant Medical Group IncWorcesteer, MA · 640 clinicians
Hospital affiliations
- St Vincent HospitalWorcester, MA
- Umass Memorial Medical Center/University CampusWorcester, MA
Industry payments (Open Payments)
- 2025$101.46 · 2 payments from 2 companies
- 2024$292.11 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $68.49 | 1 |
| Sobi, Inc | $32.97 | 1 |
What the 2025 payments were for
- Education$68.49 · 1 payment
- Food and Beverage$32.97 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 45 hematologist-oncologists in Worcester · All hematologist-oncologists in Massachusetts