Viyada Sarabanchong, MD
NPI 1679646343ActiveIndividual· Internal Medicine, Gastroenterology· Pomona, NY
Internal Medicine, Gastroenterology (MD) in Pomona, New York, trained at Columbia University College of Physicians and Surgeons (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $366,421 for 1,504 claims, against $228,509 paid for services in 2024. Madrigal Pharmaceuticals was the largest of 14 companies reporting payments in 2025, $1,591 in all, mostly food and beverage.
Overview
| NPI | 1679646343 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 17, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 195951 | 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 - Gastroenterology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 581 |
|---|---|
| Services billed | 3,854 across 48 procedure codes |
| Paid by Medicare | $228,509 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,504 · 3,485 30-day fills |
|---|---|
| Patients | 367 |
| Total drug cost | $366,421 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Columbia University College of Physicians and Surgeons |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Gastrointestinal Care of Long Island PLLCAlbany, NY · 183 clinicians
- Bon Secours Charity Health System Medical Group, P.C.Suffern, NY · 157 clinicians
- Highland Medical P.C.Nyack, NY · 21 clinicians
- Montefiore Nyack HospitalNyack, NY · 21 clinicians
Hospital affiliations
- Good Samaritan Hospital of SuffernSuffern, NY
- Nyack HospitalNyack, NY
Industry payments (Open Payments)
- 2025$1,591 · 58 payments from 14 companies
- 2024$1,764 · 82 payments from 24 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $511.38 | 15 |
| Abbvie Inc. | $265.11 | 16 |
| Genzyme Corporation | $253.27 | 5 |
| Janssen Biotech, Inc. | $206.27 | 4 |
| Takeda Pharmaceuticals U.S.A., Inc. | $72.87 | 3 |
What the 2025 payments were for
- Food and Beverage$1,571 · 57 payments
- Grant$20.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Internal Medicine, Gastroenterology providers in New York →