Alan Sloyer, MD
NPI 1073535050ActiveIndividual· Internal Medicine, Gastroenterology· Great Neck, NY
Internal Medicine, Gastroenterology (MD) in Great Neck, New York, trained at State University of New York Downstate Medical Center (class of 1982). Their prescriptions cost Medicare Part D more than their services did: $637,716 for 1,208 claims, against $339,345 paid for services in 2024. Abbvie Inc. was the largest of 19 companies reporting payments in 2025, $2,453 in all, mostly food and beverage.
Overview
| NPI | 1073535050 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 25, 2006 |
| Last updated in NPPES | Mar 7, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 154657 | 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 | 571 |
|---|---|
| Services billed | 3,772 across 26 procedure codes |
| Paid by Medicare | $339,345 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,208 · 2,103 30-day fills |
|---|---|
| Patients | 428 |
| Total drug cost | $637,716 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 1982 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Gastrointestinal Care of Long Island PLLCAlbany, NY · 183 clinicians
Hospital affiliations
- Long Island Jewish Medical CenterNew Hyde Park, NY
- North Shore University HospitalManhasset, NY
- Northwell Hospital Glen CoveGlen Cove, NY
Industry payments (Open Payments)
- 2025$2,453 · 174 payments from 19 companies
- 2024$1,841 · 137 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $632.91 | 47 |
| Janssen Biotech, Inc. | $370.41 | 31 |
| Lilly USA, LLC | $308.06 | 25 |
| Takeda Pharmaceuticals U.S.A., Inc. | $238.00 | 15 |
| Pfizer Inc. | $169.54 | 12 |
What the 2025 payments were for
- Food and Beverage$2,433 · 173 payments
- Grant$20.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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