Mary Meena Thomas, DO
NPI 1861505281ActiveIndividual· Internal Medicine, Gastroenterology· Bay Shore, NY
Internal Medicine, Gastroenterology (DO) with North Shore-Lij Medical PC, practicing in Bay Shore, New York. 566 Medicare patients in 2024, $119,035 paid; nearly all of their 851 Part D prescriptions were generic (92%). Braintree Laboratories, Inc. reported $35.66 in payments in 2025, mostly food and beverage. Lists North Shore University Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1861505281 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Aug 17, 2006 |
| Last updated in NPPES | Mar 10, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 216878 | NY |
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 - Gastroenterology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 566 |
|---|---|
| Services billed | 1,504 across 42 procedure codes |
| Paid by Medicare | $119,035 |
Part D prescriptions in 2024
| Prescriptions (claims) | 851 · 2,159 30-day fills |
|---|---|
| Patients | 272 |
| Total drug cost | $140,253 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- North Shore-Lij Medical PCStaten Island, NY · 6,440 clinicians
Hospital affiliations
- North Shore University HospitalManhasset, NY
- Ns/Lij Hs Southside HospitalBay Shore, NY
Industry payments (Open Payments)
- 2025$35.66 · 1 payment from 1 company
- 2024$285.82 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Braintree Laboratories, Inc. | $35.66 | 1 |
What the 2025 payments were for
- Food and Beverage$35.66 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other gastroenterologists in Bay Shore
- 1043323462
- 1134232556
- 1598726077
- 1629562335
- 1770696197
- 1902862907
- 1073626495
- 1972619823
- 1487767802