Total Payments
$104,432
2024 Payments
$200.03
Companies
19
Transactions
111
Medicare Patients
280
Medicare Billing
$61,640
Payment Breakdown by Category
Consulting$58,939 (56.4%)
Other$25,912 (24.8%)
Travel$15,634 (15.0%)
Food & Beverage$2,262 (2.2%)
Education$1,686 (1.6%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Consulting Fee | $58,939 | 18 | 56.4% |
| Travel and Lodging | $15,634 | 38 | 15.0% |
| Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | $15,412 | 13 | 14.8% |
| Acquisitions | $10,000 | 1 | 9.6% |
| Food and Beverage | $2,262 | 36 | 2.2% |
| Education | $1,686 | 4 | 1.6% |
| Compensation for serving as faculty or as a speaker for a non-accredited and noncertified continuing education program | $500.00 | 1 | 0.5% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Merck Sharp & Dohme LLC | $21,254 | 22 | $0 (2024) |
| ABBVIE INC. | $17,618 | 10 | $0 (2023) |
| Incyte Corporation | $13,902 | 16 | $0 (2019) |
| PFIZER INC. | $10,000 | 1 | $0 (2021) |
| SANOFI US SERVICES INC. | $7,779 | 6 | $0 (2018) |
| ROCHE MOLECULAR SYSTEMS, INC. | $5,884 | 10 | $0 (2023) |
| Alkermes, Inc. | $5,500 | 1 | $0 (2017) |
| E.R. Squibb & Sons, L.L.C. | $4,111 | 22 | $0 (2023) |
| Bayer HealthCare Pharmaceuticals Inc. | $3,443 | 3 | $0 (2018) |
| Gilead Sciences, Inc. | $3,400 | 1 | $0 (2021) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $200.03 | 2 | Medtronic, Inc. ($116.36) |
| 2023 | $22,660 | 29 | ABBVIE INC. ($14,818) |
| 2022 | $4,856 | 9 | Merck Sharp & Dohme LLC ($2,440) |
| 2021 | $23,380 | 8 | PFIZER INC. ($10,000) |
| 2020 | $3,143 | 4 | Merck Sharp & Dohme Corporation ($3,000) |
| 2019 | $22,470 | 31 | Merck Sharp & Dohme Corporation ($13,291) |
| 2018 | $15,634 | 14 | SANOFI US SERVICES INC. ($7,779) |
| 2017 | $12,089 | 14 | Incyte Corporation ($5,919) |
All Payment Transactions
111 individual payment records from CMS Open Payments — Page 1 of 5
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 10/09/2024 | Medtronic, Inc. | SIGNIA (Device) | Food and Beverage | In-kind items and services | $116.36 | General |
| Category: Surgical Stapling | ||||||
| 05/13/2024 | Merck Sharp & Dohme LLC | — | Food and Beverage | In-kind items and services | $83.67 | General |
| 09/28/2023 | E.R. Squibb & Sons, L.L.C. | — | Travel and Lodging | Cash or cash equivalent | $324.66 | General |
| 09/20/2023 | E.R. Squibb & Sons, L.L.C. | — | Travel and Lodging | Cash or cash equivalent | $546.05 | General |
| 09/20/2023 | E.R. Squibb & Sons, L.L.C. | — | Food and Beverage | Cash or cash equivalent | $129.23 | General |
| 09/20/2023 | E.R. Squibb & Sons, L.L.C. | — | Food and Beverage | Cash or cash equivalent | $60.00 | General |
| 09/20/2023 | E.R. Squibb & Sons, L.L.C. | — | Food and Beverage | Cash or cash equivalent | $51.14 | General |
| 09/20/2023 | E.R. Squibb & Sons, L.L.C. | — | Food and Beverage | Cash or cash equivalent | $30.00 | General |
| 09/20/2023 | E.R. Squibb & Sons, L.L.C. | — | Food and Beverage | Cash or cash equivalent | $28.00 | General |
| 09/20/2023 | E.R. Squibb & Sons, L.L.C. | — | Travel and Lodging | Cash or cash equivalent | $27.21 | General |
| 09/20/2023 | E.R. Squibb & Sons, L.L.C. | — | Food and Beverage | Cash or cash equivalent | $25.62 | General |
| 09/20/2023 | E.R. Squibb & Sons, L.L.C. | — | Food and Beverage | Cash or cash equivalent | $25.00 | General |
| 09/20/2023 | E.R. Squibb & Sons, L.L.C. | — | Food and Beverage | Cash or cash equivalent | $14.00 | General |
| 06/14/2023 | ROCHE MOLECULAR SYSTEMS, INC. | — | Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | Cash or cash equivalent | $1,500.00 | General |
| 06/08/2023 | ABBVIE INC. | — | Consulting Fee | Cash or cash equivalent | $6,429.00 | General |
| 06/08/2023 | ABBVIE INC. | — | Travel and Lodging | In-kind items and services | $129.00 | General |
| 05/05/2023 | ROCHE MOLECULAR SYSTEMS, INC. | — | Travel and Lodging | In-kind items and services | $34.89 | General |
| 05/03/2023 | ROCHE MOLECULAR SYSTEMS, INC. | — | Travel and Lodging | In-kind items and services | $229.70 | General |
| 05/03/2023 | ROCHE MOLECULAR SYSTEMS, INC. | — | Food and Beverage | In-kind items and services | $140.00 | General |
| 05/02/2023 | ROCHE MOLECULAR SYSTEMS, INC. | — | Education | In-kind items and services | $850.00 | General |
| 05/02/2023 | ROCHE MOLECULAR SYSTEMS, INC. | — | Travel and Lodging | In-kind items and services | $229.70 | General |
| 03/26/2023 | ABBVIE INC. | — | Travel and Lodging | In-kind items and services | $7,665.03 | General |
| 03/25/2023 | ABBVIE INC. | — | Travel and Lodging | In-kind items and services | $236.04 | General |
| 03/25/2023 | ABBVIE INC. | — | Food and Beverage | In-kind items and services | $43.11 | General |
| 03/25/2023 | ABBVIE INC. | — | Food and Beverage | In-kind items and services | $10.77 | General |
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 2 | 60 | 122 | $50,512 | $10,554 |
| 2022 | 1 | 46 | 106 | $35,732 | $8,392 |
| 2021 | 3 | 71 | 184 | $61,083 | $15,551 |
| 2020 | 4 | 103 | 311 | $88,986 | $27,143 |
Total Patients
280
Total Services
723
Medicare Billing
$61,640
Procedure Codes
10
All Medicare Procedures & Services
10 procedure records from CMS Medicare Utilization
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Facility | 2023 | 43 | 105 | $37,175 | $8,077 | 21.7% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Facility | 2023 | 17 | 17 | $13,337 | $2,477 | 18.6% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Facility | 2022 | 46 | 106 | $35,732 | $8,392 | 23.5% |
| 99214 | Established patient outpatient visit, total time 30-39 minutes | Facility | 2021 | 37 | 142 | $46,325 | $12,067 | 26.0% |
| 99213 | Established patient outpatient visit, total time 20-29 minutes | Facility | 2021 | 23 | 31 | $6,869 | $1,777 | 25.9% |
| 99205 | New patient outpatient visit, total time 60-74 minutes | Facility | 2021 | 11 | 11 | $7,889 | $1,706 | 21.6% |
| 99214 | Established patient office or other outpatient, visit typically 25 minutes | Facility | 2020 | 45 | 187 | $58,225 | $11,958 | 20.5% |
| G9678 | Oncology care model (ocm) monthly enhanced oncology services (meos) payment for ocm enhanced services. g9678 payments may only be made to ocm practitioners for ocm beneficiaries for the furnishment of enhanced services as defined in the ocm participation a | Facility | 2020 | 14 | 70 | $11,620 | $11,168 | 96.1% |
| 99205 | New patient office or other outpatient visit, typically 60 minutes | Facility | 2020 | 16 | 16 | $11,123 | $2,340 | 21.0% |
| 99213 | Established patient office or other outpatient visit, typically 15 minutes | Facility | 2020 | 28 | 38 | $8,018 | $1,678 | 20.9% |
About Thomas Gajewski
Thomas Gajewski is a Hematology & Oncology healthcare provider based in Chicago, Illinois. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 12/18/2006. The National Provider Identifier (NPI) number assigned to this provider is 1194888610.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Thomas Gajewski has received a total of $104,432 in payments from pharmaceutical and medical device companies, with $200.03 received in 2024. These payments were reported across 111 transactions from 19 companies. The most common payment nature is "Consulting Fee" ($58,939).
As a Medicare-enrolled provider, Gajewski has provided services to 280 Medicare beneficiaries, totaling 723 services with total Medicare billing of $61,640. Data is available for 4 years (2020–2023), covering 10 distinct procedure/service records.
Ad
Practice Information
- Specialty Hematology & Oncology
- Location Chicago, IL
- Active Since 12/18/2006
- Last Updated 10/24/2022
- Taxonomy Code 207RH0003X
- Entity Type Individual
- NPI Number 1194888610
Products in Payments
- NO PRODUCT DISCUSSED (Drug) $7,779
- VENTANA RESEARCH & DEVELOPMENT (Device) $2,853
- Zelboraf (Biological) $1,929
- KEYTRUDA (Biological) $811.10
- IMLYGIC (Biological) $750.00
- SIGNIA (Device) $116.36
- MEKINIST (Drug) $70.23
Explore
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.
Hematology & Oncology Doctors in Chicago
Michael Bishop
Hematology & Oncology — Payments: $1.1M
Hematology & Oncology $1.1M
Dr. Young Kwang Chae, Md, Mph, Mba, MD, MPH, MBA
Hematology & Oncology — Payments: $682,642
Hematology & Oncology $682,642
Irfan Mirza, Md, MD
Hematology & Oncology — Payments: $644,273
Hematology & Oncology $644,273
Everett Vokes
Hematology & Oncology — Payments: $449,910
Hematology & Oncology $449,910
Peter Riedell
Hematology & Oncology — Payments: $374,919
Hematology & Oncology $374,919
Rita Nanda
Hematology & Oncology — Payments: $374,678
Hematology & Oncology $374,678