Neil Anjan Basumallik, MD
NPI 1922636588ActiveIndividual· Internal Medicine· Salisbury, MD
Internal Medicine (MD) in Salisbury, Maryland, trained at State University of New York at Buffalo School of Medicine (class of 2020). Their prescriptions cost Medicare Part D more than their services did: $171,401 for 1,744 claims, against $58,936 paid for services in 2024. Dexcom, Inc. was the largest of 8 companies reporting payments in 2025, $173.39 in all, mostly food and beverage.
Overview
| NPI | 1922636588 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 30, 2020 |
| Last updated in NPPES | Oct 19, 2023 |
| Certified by provider | Oct 19, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | D0097335 | MD |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 291 |
|---|---|
| Services billed | 756 across 33 procedure codes |
| Paid by Medicare | $58,936 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,744 · 3,299 30-day fills |
|---|---|
| Patients | 327 |
| Total drug cost | $171,401 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | State University of New York at Buffalo School of Medicine |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Internal Medicine |
Medical group
- Tidalhealth Primary Care LLCMillsboro, DE · 65 clinicians
Hospital affiliations
- Tidalhealth Nanticoke, Inc.Seaford, DE
- Tidalhealth Peninsula Regional, IncSalisbury, MD
Other facilities
- Enhabit Home HealthHome health agency · Salisbury, MD
- Tidalhealth Home CareHome health agency · Salisbury, MD
- Coastal Hospice IncHospice · Salisbury, MD
Industry payments (Open Payments)
- 2025$173.39 · 9 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $35.67 | 2 |
| Abbvie Inc. | $23.32 | 1 |
| Glaxosmithkline, LLC. | $22.33 | 1 |
| Pfizer Inc. | $20.46 | 1 |
| Bayer Healthcare Pharmaceuticals Inc. | $19.04 | 1 |
What the 2025 payments were for
- Food and Beverage$173.39 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 105 internal medicine physicians in Salisbury · All internal medicine physicians in Maryland