Periakaruppan Ramanathan, MD
NPI 1235237082ActiveIndividual· Internal Medicine· Sycamore, IL
Opted out of Medicare from February 2016 to February 2028. Internal Medicine (MD) in Sycamore, Illinois, with an NPI issued in September 2006. Medtronic, Inc. reported $1,679 in payments in 2025, mostly travel and lodging.
Overview
| NPI | 1235237082 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 20, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | — | IL |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Feb 19, 2016 – Feb 19, 2028 |
| Can order and refer | Yes |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Industry payments (Open Payments)
- 2025$1,679 · 10 payments from 1 company
- 2024$2,480 · 22 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $1,679 | 10 |
What the 2025 payments were for
- Travel and Lodging$1,608 · 8 payments
- Food and Beverage$70.92 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 18 internal medicine physicians in Sycamore · All internal medicine physicians in Illinois