Dr. Leonid Topper, MD
Payment Breakdown by Category
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $55.50 | 3 | 96.5% |
| Education | $2.00 | 2 | 3.5% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| GlaxoSmithKline, LLC. | $34.20 | 1 | $0 (2020) |
| Sunovion Pharmaceuticals Inc. | $21.30 | 2 | $0 (2018) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2020 | $34.20 | 1 | GlaxoSmithKline, LLC. ($34.20) |
| 2019 | $2.00 | 2 | Retrophin, Inc. ($2.00) |
| 2018 | $21.30 | 2 | Sunovion Pharmaceuticals Inc. ($21.30) |
All Payment Transactions
5 individual payment records from CMS Open Payments
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 06/24/2020 | GlaxoSmithKline, LLC. | NUCALA (Biological) | Food and Beverage | In-kind items and services | $34.20 | General |
| Category: RESPIRATORY | ||||||
| 06/06/2019 | Retrophin, Inc. | (820) Cholbam (Drug) | Education | In-kind items and services | $1.17 | General |
| Category: Hepatology | ||||||
| 06/06/2019 | Retrophin, Inc. | (820) Cholbam (Drug) | Education | In-kind items and services | $0.83 | General |
| Category: Hepatology | ||||||
| 05/31/2018 | Sunovion Pharmaceuticals Inc. | APTIOM (Drug) | Food and Beverage | In-kind items and services | $11.07 | General |
| Category: CNS | ||||||
| 05/02/2018 | Sunovion Pharmaceuticals Inc. | APTIOM (Drug) | Food and Beverage | In-kind items and services | $10.23 | General |
| Category: CNS | ||||||
About Dr. Leonid Topper, MD
Dr. Leonid Topper, MD is a Neurology with Special Qualifications in Child Neurology healthcare provider based in Warren, New Jersey. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 10/05/2006. The National Provider Identifier (NPI) number assigned to this provider is 1851487193.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Leonid Topper, MD has received a total of $57.50 in payments from pharmaceutical and medical device companies, with $34.20 received in 2020. These payments were reported across 5 transactions from 3 companies. The most common payment nature is "Food and Beverage" ($55.50).
Practice Information
- Specialty Neurology with Special Qualifications in Child Neurology
- Location Warren, NJ
- Active Since 10/05/2006
- Last Updated 10/02/2025
- Taxonomy Code 2084N0402X
- Entity Type Individual
- NPI Number 1851487193
Products in Payments
- NUCALA (Biological) $34.20
- APTIOM (Drug) $21.30
- (820) Cholbam (Drug) $2.00
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Data Sources
Provider data from NPPES. Payment data from CMS Open Payments. Medicare data from CMS Medicare Provider Utilization. All data is public and updated periodically.