Shamik Bhattacharyya, M.D.
NPI 1023340940ActiveIndividual· Psychiatry & Neurology, Neurology· Boston, MA
Psychiatry & Neurology, Neurology (M.D.) in Boston, Massachusetts, trained at Johns Hopkins University School of Medicine (class of 2011). Their prescriptions cost Medicare Part D more than their services did: $1,490,044 for 692 claims, against $58,525 paid for services in 2024. Alexion Pharmaceuticals, Inc. was the largest of 5 companies reporting payments in 2025, $18,692 in all, mostly consulting fees.
Overview
| NPI | 1023340940 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 2, 2010 |
| Last updated in NPPES | Nov 10, 2025 |
| Certified by provider | Nov 10, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 261761 | MA |
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 - Neurology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 334 |
|---|---|
| Services billed | 689 across 20 procedure codes |
| Paid by Medicare | $58,525 |
Part D prescriptions in 2024
| Prescriptions (claims) | 692 · 991 30-day fills |
|---|---|
| Patients | 106 |
| Total drug cost | $1,490,044 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | Johns Hopkins University School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical groups
- Brigham and Womens Physicians Organization IncBoston, MA · 2,994 clinicians
- The General Hospital CorporationBoston, MA · 1,267 clinicians
Hospital affiliations
- Brigham and Women Faulkner HospitalJamaica Plain, MA
- Brigham and Women's HospitalBoston, MA
- Massachusetts General HospitalBoston, MA
- Newton-Wellesley HospitalNewton, MA
- North Shore Medical Center -Salem, MA
Other facilities
- Spaulding Rehabilitation HospitalInpatient rehabilitation facility · Charlestown, MA
Industry payments (Open Payments)
- 2025$18,692 · 13 payments from 5 companies
- 2024$13,097 · 18 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alexion Pharmaceuticals, Inc. | $10,600 | 6 |
| Amgen Inc. | $6,949 | 3 |
| Tg Therapeutics, Inc. | $1,013 | 1 |
| Roche Products Limited | $84.84 | 1 |
| Eisai Inc. | $45.15 | 2 |
What the 2025 payments were for
- Consulting Fee$18,107 · 6 payments
- Food and Beverage$401.03 · 6 payments
- Travel and Lodging$183.95 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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