Rajesh Roy Zacharias, MD
NPI 1952534364ActiveIndividual· Internal Medicine, Critical Care Medicine· Boston, MA
Internal Medicine, Critical Care Medicine (MD) with Pratt Medical Group Inc, practicing in Boston, Massachusetts. Mostly services rather than prescriptions: Medicare paid $46,870 for 206 patients in 2024, with only 15 Part D claims. Inspire Medical Systems, Inc. reported $23.99 in payments in 2025, mostly food and beverage. Lists Lowell General Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1952534364 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 1, 2009 |
| Last updated in NPPES | Oct 27, 2022 |
| Certified by provider | Oct 27, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Critical Care Medicine Primary | 207RC0200X | 283964 | MA |
| Internal Medicine, Pulmonary Disease | 207RP1001X | 283964 | 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 - Critical Care (Intensivists) (MA); Practitioner - Pulmonary Disease (ME) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 206 |
|---|---|
| Services billed | 404 across 33 procedure codes |
| Paid by Medicare | $46,870 |
Part D prescriptions in 2024
| Prescriptions (claims) | 15 · 17 30-day fills |
|---|---|
| Total drug cost | $1,565 |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Critical Care (Intensivists) |
| Secondary specialties | Pulmonary Disease |
Medical group
- Pratt Medical Group IncBoston, MA · 286 clinicians
Hospital affiliations
- Lowell General HospitalLowell, MA
- Melrosewakefield HealthcareMelrose, MA
- Tufts Medical CenterBoston, MA
Industry payments (Open Payments)
- 2025$23.99 · 1 payment from 1 company
- 2024$125.00 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Inspire Medical Systems, Inc. | $23.99 | 1 |
What the 2025 payments were for
- Food and Beverage$23.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 60 critical care physicians in Boston · All critical care physicians in Massachusetts