William G. Kantar, M.D.
NPI 1336233642ActiveIndividual· Psychiatry & Neurology, Psychiatry· Newton, MA
Psychiatry & Neurology, Psychiatry (M.D.) in Newton, Massachusetts, trained at Tufts University School of Medicine (class of 1962). 28 Medicare patients in 2024, $46,384 paid; nearly all of their 744 Part D prescriptions were generic (96%).
Overview
| NPI | 1336233642 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 3, 2006 |
| Last updated in NPPES | Jul 25, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | 27796 | 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 - Psychiatry (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 28 |
|---|---|
| Services billed | 629 across 3 procedure codes |
| Paid by Medicare | $46,384 |
Part D prescriptions in 2024
| Prescriptions (claims) | 744 · 1,153 30-day fills |
|---|---|
| Patients | 48 |
| Total drug cost | $44,183 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 1962 |
| Medicare specialty | Psychiatry |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 55 psychiatrists in Newton · All psychiatrists in Massachusetts