Arthur A. Kornbluth, MD
NPI 1104835784ActiveIndividual· Internal Medicine, Gastroenterology· New York, NY
Opted out of Medicare from December 2015 to December 2027. Internal Medicine, Gastroenterology (MD) in New York, New York, licensed in NY, with an NPI issued in August 2006. Part D covered 317 prescriptions written in 2024, 60% of them generic. Janssen Biotech, Inc. was the largest of 18 companies reporting payments in 2025, $292,756 in all, mostly speaking and faculty fees.
Overview
| NPI | 1104835784 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 5, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 165586 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Dec 18, 2015 – Dec 18, 2027 |
| 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.
Part D prescriptions in 2024
| Prescriptions (claims) | 317 · 584 30-day fills |
|---|---|
| Patients | 69 |
| Total drug cost | $1,203,550 |
| Generic share | 60% of claims |
Industry payments (Open Payments)
- 2025$292,756 · 431 payments from 18 companies
- 2024$356,424 · 407 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $98,453 | 106 |
| Lilly USA, LLC | $77,938 | 68 |
| Abbvie Inc. | $69,137 | 122 |
| Takeda Pharmaceuticals U.S.A., Inc. | $21,903 | 51 |
| Pfizer Inc. | $14,397 | 29 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$238,527 · 100 payments
- Travel and Lodging$30,089 · 45 payments
- Food and Beverage$11,506 · 278 payments
- Honoraria$8,456 · 6 payments
- Consulting Fee$4,180 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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