Burton Richard Rubin, M.D.
NPI 1134105414ActiveIndividual· Internal Medicine· Old Greenwich, CT
Internal Medicine (M.D.) in Old Greenwich, Connecticut, trained at Albert Einstein College of Medicine of Yeshiva University (class of 1988). Their prescriptions cost Medicare Part D more than their services did: $338,832 for 5,480 claims, against $120,959 paid for services in 2024. Medtronic, Inc. was the largest of 4 companies reporting payments in 2025, $230.10 in all, mostly food and beverage.
Overview
| NPI | 1134105414 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 19, 2005 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 31499 | CT |
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 (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 514 |
|---|---|
| Services billed | 2,649 across 18 procedure codes |
| Paid by Medicare | $120,959 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,480 · 13,787 30-day fills |
|---|---|
| Patients | 587 |
| Total drug cost | $338,832 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Albert Einstein College of Medicine of Yeshiva University |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Old Greenwich Medical Group LLCOld Greenwich, CT · 5 clinicians
- Rebecca Warkol MD LLCOld Greenwich, CT · 4 clinicians
Hospital affiliation
- Greenwich Hospital Association -Greenwich, CT
Other facilities
- Constellation Home CareHome health agency · Norwalk, CT
- Elara CaringHome health agency · Rocky Hill, CT
- Health Care Connectors LLCHome health agency · Greenwich, CT
- Sterling Care LLCHome health agency · Greenwich, CT
- Visiting Nurse & Hospice of Fairfield County, IncHome health agency · Wilton, CT
Industry payments (Open Payments)
- 2025$230.10 · 4 payments from 4 companies
- 2024$48.47 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $156.38 | 1 |
| Pfizer Inc. | $28.21 | 1 |
| Exact Sciences Corporation | $24.20 | 1 |
| Novo Nordisk Inc | $21.31 | 1 |
What the 2025 payments were for
- Food and Beverage$230.10 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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