Hayman Rambaran, MD
NPI 1639295470ActiveIndividual· Internal Medicine, Addiction Medicine· Paramus, NJ
Internal Medicine, Addiction Medicine (MD) with Bergen County Improvement Authority and 1 other group, practicing in Paramus, New Jersey. Their prescriptions cost Medicare Part D more than their services did: $59,560 for 451 claims, against $5,466 paid for services in 2024. Braeburn Inc. was the largest of 7 companies reporting payments in 2025, $650.03 in all, mostly food and beverage. Lists Bergen New Bridge Medical Center as a hospital affiliation.
Overview
| NPI | 1639295470 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 22, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Addiction Medicine Primary | 207RA0401X | 25MA07140300 | NJ |
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 - Addiction Medicine (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 33 |
|---|---|
| Services billed | 39 across 2 procedure codes |
| Paid by Medicare | $5,466 |
Part D prescriptions in 2024
| Prescriptions (claims) | 451 · 455 30-day fills |
|---|---|
| Patients | 52 |
| Total drug cost | $59,560 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 1985 |
|---|---|
| Medicare specialty | Addiction Medicine |
| Secondary specialties | Internal Medicine |
Medical groups
- Bergen County Improvement AuthorityParamus, NJ · 94 clinicians
- Serv Centers of New Jersey, IncClifton, NJ · 9 clinicians
Hospital affiliation
- Bergen New Bridge Medical CenterParamus, NJ
Industry payments (Open Payments)
- 2025$650.03 · 26 payments from 7 companies
- 2024$731.25 · 18 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Braeburn Inc. | $176.74 | 11 |
| Indivior Inc. | $169.70 | 9 |
| Gilead Sciences, Inc. | $124.98 | 1 |
| Neurocrine Biosciences, Inc. | $108.27 | 1 |
| Alkermes, Inc. | $33.91 | 2 |
What the 2025 payments were for
- Food and Beverage$650.03 · 26 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records