Previn Ganesan, MD
NPI 1912533936ActiveIndividual· Internal Medicine· Chicago, IL
Internal Medicine (MD) in Chicago, Illinois, licensed in IL, with an NPI issued in March 2020. Enrolled in Medicare as order and referring only - internal medicine. 3-D Matrix, Inc. was the largest of 4 companies reporting payments in 2025, $686.54 in all, mostly food and beverage.
Overview
| NPI | 1912533936 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 21, 2020 |
| Last updated in NPPES | Jun 22, 2020 |
| Certified by provider | Jun 22, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 125075978 | IL |
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 Order and Referring Only - Internal Medicine (IL) |
|---|
Industry payments (Open Payments)
- 2025$686.54 · 9 payments from 4 companies
- 2024$165.79 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| 3-D Matrix, Inc. | $388.49 | 3 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $124.55 | 1 |
| Boston Scientific Corporation | $95.79 | 4 |
| Abbvie Inc. | $77.71 | 1 |
What the 2025 payments were for
- Food and Beverage$686.54 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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