Vinay Kumar, MD
NPI 1164489118ActiveIndividual· Internal Medicine· Marlborough, MA
Internal Medicine (MD) with Charles River Medical Associates, PC, practicing in Marlborough, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $533,464 for 5,604 claims, against $184,919 paid for services in 2024. Pfizer Inc. was the largest of 3 companies reporting payments in 2025, $149.37 in all, mostly food and beverage. Lists Metrowest Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1164489118 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 26, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 57255 | 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 - Internal Medicine (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 300 |
|---|---|
| Services billed | 3,482 across 53 procedure codes |
| Paid by Medicare | $184,919 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,604 · 11,439 30-day fills |
|---|---|
| Patients | 562 |
| Total drug cost | $533,464 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1979 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Geriatric Medicine |
| Telehealth | Offers telehealth |
Medical group
- Charles River Medical Associates, PCHudson, MA · 119 clinicians
Hospital affiliations
- Metrowest Medical CenterFramingham, MA
- Tufts Medical CenterBoston, MA
- Umass Memorial Medical Center/University CampusWorcester, MA
Other facilities
- Mary Ann More Home Health AgencyHome health agency · Framingham, MA
- Metrowest Homecare and Hospice, An Amedisys CompanyHome health agency · Marlborough, MA
- Pathways HealthcareHome health agency · Westwood, MA
- Preferred Transitions Home Health Care IncHome health agency · Milford, MA
- Vna Care NetworkHome health agency · Worcester, MA
- Faith and Family HospiceHospice · Marlborough, MA
- Spaulding Rehabilitation HospitalInpatient rehabilitation facility · Charlestown, MA
Industry payments (Open Payments)
- 2025$149.37 · 6 payments from 3 companies
- 2024$172.53 · 8 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $97.25 | 4 |
| Astrazeneca Pharmaceuticals LP | $29.96 | 1 |
| Glaxosmithkline, LLC. | $22.16 | 1 |
What the 2025 payments were for
- Food and Beverage$149.37 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 33 internal medicine physicians in Marlborough · All internal medicine physicians in Massachusetts