Vassilios James Bezzerides, M.D., PH.D.
NPI 1194992834ActiveIndividual· Internal Medicine, Clinical Cardiac Electrophysiology· Boston, MA
Internal Medicine, Clinical Cardiac Electrophysiology (M.D., PH.D.) in Boston, Massachusetts, trained at Harvard Medical School (class of 2006). Mostly services rather than prescriptions: Medicare paid $2,315 for 38 patients in 2024, with only 38 Part D claims. Biosense Webster, Inc. reported $148.88 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1194992834 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PH.D. |
| Sole proprietor | No |
| NPI issued | May 12, 2008 |
| Last updated in NPPES | Jan 13, 2026 |
| Certified by provider | Jan 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Clinical Cardiac Electrophysiology Primary | 207RC0001X | 239833 | MA |
| Pediatrics | 208000000X | 229151 | 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 - Pediatric Medicine (MA); Practitioner - Pediatric Medicine (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 38 |
|---|---|
| Services billed | 74 across 19 procedure codes |
| Paid by Medicare | $2,315 |
Part D prescriptions in 2024
| Prescriptions (claims) | 38 · 44 30-day fills |
|---|---|
| Total drug cost | $2,997 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | Harvard Medical School |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Pediatric Medicine |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
Medical group
- Boston Childrens Heart Foundation IncBoston, MA · 100 clinicians
Hospital affiliation
- Boston Children's HospitalBoston, MA
Industry payments (Open Payments)
- 2025$148.88 · 3 payments from 1 company
- 2024$44.74 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biosense Webster, Inc. | $148.88 | 3 |
What the 2025 payments were for
- Food and Beverage$148.88 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Clinical Cardiac Electrophysiology providers in Boston
- 1821372228
- 1356791644
- 1326094996
- 1891832499
- 1548434517
- 1528376464
- 1700875507
- 1598786063
- 1497282057
- 1326087131
- 1194106369
- 1881709111
All Internal Medicine, Clinical Cardiac Electrophysiology providers in Massachusetts →