Payment Breakdown by Category
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Grant | $82,500 | 1 | 100.0% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| CSL Behring | $82,500 | 1 | $0 (2024) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $82,500 | 1 | CSL Behring ($82,500) |
All Payment Transactions
1 individual payment records from CMS Open Payments
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 07/03/2024 | CSL Behring | — | Grant | Cash or cash equivalent | $82,500.00 | General |
About Kelsey Sack, MD/PHD
Kelsey Sack, MD/PHD is a Pulmonary Disease healthcare provider based in Boston, Massachusetts. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 05/26/2017. The National Provider Identifier (NPI) number assigned to this provider is 1710415344.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Kelsey Sack, MD/PHD has received a total of $82,500 in payments from pharmaceutical and medical device companies, with $82,500 received in 2024. These payments were reported across 1 transactions from 1 company. The most common payment nature is "Grant" ($82,500).
Practice Information
- Specialty Pulmonary Disease
- Location Boston, MA
- Active Since 05/26/2017
- Last Updated 11/13/2025
- Taxonomy Code 207RP1001X
- Entity Type Individual
- NPI Number 1710415344
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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.
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