Nina Sara Bandyopadhyay, D.O.
NPI 1720309024ActiveIndividual· Internal Medicine, Gastroenterology· Wyomissing, PA
Internal Medicine, Gastroenterology (D.O.) in Wyomissing, Pennsylvania, trained at Philadelphia College of Osteopathic Medicine (class of 2010). Their prescriptions cost Medicare Part D more than their services did: $1,066,111 for 979 claims, against $135,637 paid for services in 2024. Abbvie Inc. was the largest of 11 companies reporting payments in 2025, $1,343 in all, mostly food and beverage.
Overview
| NPI | 1720309024 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Jun 21, 2010 |
| Last updated in NPPES | Apr 27, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | OS018138 | PA |
| Internal Medicine | 207R00000X | OT013679 | PA |
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 - Gastroenterology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 556 |
|---|---|
| Services billed | 3,571 across 46 procedure codes |
| Paid by Medicare | $135,637 |
Part D prescriptions in 2024
| Prescriptions (claims) | 979 · 2,191 30-day fills |
|---|---|
| Patients | 248 |
| Total drug cost | $1,066,111 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | Philadelphia College of Osteopathic Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Regional Gastroenterology Associates of Lancaster, Ltd.Lancaster, PA · 244 clinicians
Hospital affiliations
- Penn State Health St. JosephReading, PA
- Phoenixville HospitalPhoenixville, PA
- Pottstown HospitalPottstown, PA
- Reading HospitalWest Reading, PA
Industry payments (Open Payments)
- 2025$1,343 · 70 payments from 11 companies
- 2024$940.66 · 50 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $653.53 | 39 |
| Ipsen Biopharmaceuticals, Inc | $177.81 | 7 |
| Pfizer Inc. | $120.29 | 7 |
| Ardelyx, Inc. | $110.05 | 4 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $63.89 | 3 |
What the 2025 payments were for
- Food and Beverage$1,343 · 70 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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