Ravi S. Ainapudi
NPI 1477551091ActiveIndividual· Internal Medicine, Gastroenterology· Smithtown, NY
Internal Medicine, Gastroenterology with Chs Physician Partners PC, practicing in Smithtown, New York. Their prescriptions cost Medicare Part D more than their services did: $521,542 for 1,466 claims, against $186,841 paid for services in 2024. Abbvie Inc. was the largest of 18 companies reporting payments in 2025, $3,082 in all, mostly food and beverage. Lists St Catherine of Siena Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1477551091 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jul 8, 2005 |
| Last updated in NPPES | Dec 10, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 234383 | NY |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 858 |
|---|---|
| Services billed | 1,796 across 48 procedure codes |
| Paid by Medicare | $186,841 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,466 · 3,158 30-day fills |
|---|---|
| Patients | 543 |
| Total drug cost | $521,542 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Gastroenterology |
Medical group
- Chs Physician Partners PCRoslyn, NY · 743 clinicians
Hospital affiliations
- St Catherine of Siena HospitalSmithtown, NY
- Suny/Stony Brook University HospitalStony Brook, NY
Industry payments (Open Payments)
- 2025$3,082 · 121 payments from 18 companies
- 2024$2,316 · 89 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $723.67 | 35 |
| Madrigal Pharmaceuticals | $361.58 | 9 |
| Pfizer Inc. | $340.79 | 14 |
| Janssen Biotech, Inc. | $263.39 | 6 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $212.40 | 12 |
What the 2025 payments were for
- Food and Beverage$3,013 · 120 payments
- Education$68.49 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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