Viswanath Malladi, M.D
NPI 1588845572ActiveIndividual· Hospitalist· Summit, NJ
Hospitalist (M.D) with Practice Associates Medical Group, practicing in Summit, New Jersey. 533 Medicare patients in 2024, $126,470 paid; nearly all of their 396 Part D prescriptions were generic (92%). Pfizer Inc. was the largest of 2 companies reporting payments in 2025, $53.69 in all, mostly food and beverage. Lists Chilton Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1588845572 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Nov 18, 2007 |
| Last updated in NPPES | Mar 17, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 25MA08646400 | NJ |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 533 |
|---|---|
| Services billed | 1,529 across 10 procedure codes |
| Paid by Medicare | $126,470 |
Part D prescriptions in 2024
| Prescriptions (claims) | 396 · 399 30-day fills |
|---|---|
| Patients | 172 |
| Total drug cost | $14,737 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Practice Associates Medical GroupSummit, NJ · 1,408 clinicians
Hospital affiliations
- Chilton Medical CenterPompton Plains, NJ
- Morristown Medical CenterMorristown, NJ
Other facilities
- Atlantic Visiting NurseHospice · Morristown, NJ
Industry payments (Open Payments)
- 2025$53.69 · 3 payments from 2 companies
- 2024$16.34 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $38.00 | 2 |
| E.R. Squibb & Sons, L.L.C. | $15.69 | 1 |
What the 2025 payments were for
- Food and Beverage$53.69 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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