Mahnaz Chand Tantawi, MD
NPI 1699823328ActiveIndividual· Internal Medicine· Saddle Brook, NJ
Internal Medicine (MD) in Saddle Brook, New Jersey, trained at Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $253,016 for 2,573 claims, against $59,088 paid for services in 2024. Lilly USA, LLC was the largest of 7 companies reporting payments in 2025, $210.17 in all, mostly food and beverage.
Overview
| NPI | 1699823328 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 8, 2007 |
| Last updated in NPPES | Dec 20, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MA07672700 | 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 - Internal Medicine (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 120 |
|---|---|
| Services billed | 855 across 24 procedure codes |
| Paid by Medicare | $59,088 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,573 · 6,190 30-day fills |
|---|---|
| Patients | 200 |
| Total drug cost | $253,016 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Englewood Hospital and Medical CenterEnglewood, NJ
- Hackensack University Medical CenterHackensack, NJ
Industry payments (Open Payments)
- 2025$210.17 · 11 payments from 7 companies
- 2024$53.05 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $69.75 | 4 |
| Novo Nordisk Inc | $40.85 | 2 |
| Exact Sciences Corporation | $29.02 | 1 |
| Ars Pharmaceuticals Operations, Inc. | $19.63 | 1 |
| Becton, Dickinson and Company | $18.17 | 1 |
What the 2025 payments were for
- Food and Beverage$210.17 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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