Total Payments
$4,993
2024 Payments
$44.25
Companies
14
Transactions
50
Medicare Patients
960
Medicare Billing
$80,788
Payment Breakdown by Category
Food & Beverage$2,919 (58.5%)
Travel$2,074 (41.5%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $2,919 | 47 | 58.5% |
| Travel and Lodging | $2,074 | 3 | 41.5% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Medical Device Business Services, Inc. | $2,074 | 3 | $0 (2018) |
| W. L. Gore & Associates, Inc. | $738.74 | 8 | $0 (2023) |
| Cook Medical LLC | $707.17 | 15 | $0 (2024) |
| Cook Incorporated | $608.05 | 9 | $0 (2017) |
| Surmodics, Inc. | $222.80 | 1 | $0 (2023) |
| Medtronic Vascular, Inc. | $158.22 | 5 | $0 (2019) |
| Medtronic, Inc. | $107.68 | 2 | $0 (2023) |
| LeMaitre Vascular, Inc. | $95.91 | 1 | $0 (2017) |
| Shockwave Medical, Inc | $86.90 | 1 | $0 (2021) |
| DePuy Synthes Sales Inc. | $73.02 | 1 | $0 (2018) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $44.25 | 1 | Cook Medical LLC ($44.25) |
| 2023 | $387.11 | 3 | Surmodics, Inc. ($222.80) |
| 2022 | $135.92 | 3 | Cook Medical LLC ($135.92) |
| 2021 | $474.77 | 6 | Cook Medical LLC ($204.07) |
| 2020 | $166.56 | 4 | Cook Medical LLC ($94.29) |
| 2019 | $291.73 | 5 | W. L. Gore & Associates, Inc. ($121.49) |
| 2018 | $2,375 | 8 | Medical Device Business Services, Inc. ($2,074) |
| 2017 | $1,118 | 20 | Cook Incorporated ($608.05) |
All Payment Transactions
50 individual payment records from CMS Open Payments — Page 1 of 2
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 07/29/2024 | Cook Medical LLC | ZENITH (Device) | Food and Beverage | Cash or cash equivalent | $44.25 | General |
| Category: Aortic Intervention | ||||||
| 10/30/2023 | Surmodics, Inc. | Sublime 014 Rx PTA Balloon Dilatation Catheter (Device), Sublime Radial Access 018 RX PTA Dilatation Catheter, Sublime Radial Access Guide Sheath | Food and Beverage | Cash or cash equivalent | $222.80 | General |
| Category: Peripheral angioplasty balloon catheter | ||||||
| 02/03/2023 | W. L. Gore & Associates, Inc. | GORE TAG Thoracic Branch Endoprosthesis (Device) | Food and Beverage | In-kind items and services | $141.31 | General |
| Category: Devices | ||||||
| 01/23/2023 | Medtronic, Inc. | ENDURANT IIS (Device) | Food and Beverage | In-kind items and services | $23.00 | General |
| Category: Aortic Stent Grafts | ||||||
| 09/29/2022 | Cook Medical LLC | ZENITH SPIRAL-Z (Device) | Food and Beverage | Cash or cash equivalent | $74.35 | General |
| Category: Aortic Intervention | ||||||
| 09/08/2022 | Cook Medical LLC | ZENITH SPIRAL-Z (Device) | Food and Beverage | Cash or cash equivalent | $25.36 | General |
| Category: Aortic Intervention | ||||||
| 01/17/2022 | Cook Medical LLC | ZENITH SPIRAL-Z (Device) | Food and Beverage | Cash or cash equivalent | $36.21 | General |
| Category: Aortic Intervention | ||||||
| 11/09/2021 | Shockwave Medical, Inc | Vascular Lithotripsy (Device) | Food and Beverage | In-kind items and services | $86.90 | General |
| Category: Lithoplasty | ||||||
| 09/16/2021 | Cook Medical LLC | Zenith Spiral-Z (Device) | Food and Beverage | Cash or cash equivalent | $32.15 | General |
| Category: Aortic Intervention | ||||||
| 09/08/2021 | Medtronic, Inc. | Endurant (Device) | Food and Beverage | In-kind items and services | $84.68 | General |
| Category: Aortic Stent Grafts | ||||||
| 07/13/2021 | Cook Medical LLC | Zenith Spiral-Z (Device) | Food and Beverage | Cash or cash equivalent | $129.87 | General |
| Category: Aortic Intervention | ||||||
| 06/22/2021 | W. L. Gore & Associates, Inc. | EXCLUDER Conformable AAA Endoprosthesis with Active Control (Device) | Food and Beverage | In-kind items and services | $99.12 | General |
| Category: Devices | ||||||
| 04/08/2021 | Cook Medical LLC | Zenith Spiral-Z (Device) | Food and Beverage | Cash or cash equivalent | $42.05 | General |
| Category: Aortic Intervention | ||||||
| 10/01/2020 | Cook Medical LLC | Cook Medical AAA (Device) | Food and Beverage | Cash or cash equivalent | $33.13 | General |
| Category: Aortic Intervention | ||||||
| 03/16/2020 | Cook Medical LLC | Cook Medical AAA (Device) | Food and Beverage | Cash or cash equivalent | $26.11 | General |
| Category: Aortic Intervention | ||||||
| 02/12/2020 | W. L. Gore & Associates, Inc. | VIABAHN Endoprosthesis with PROPATEN Bioactive Surface (Device) | Food and Beverage | In-kind items and services | $72.27 | General |
| Category: Devices | ||||||
| 01/15/2020 | Cook Medical LLC | Cook Medical AAA (Device) | Food and Beverage | Cash or cash equivalent | $35.05 | General |
| Category: Aortic Intervention | ||||||
| 10/28/2019 | Cook Medical LLC | Cook Medical AAA (Device) | Food and Beverage | Cash or cash equivalent | $29.50 | General |
| Category: Aortic Intervention | ||||||
| 09/17/2019 | Cook Medical LLC | Cook Medical AAA (Device) | Food and Beverage | Cash or cash equivalent | $41.13 | General |
| Category: Aortic Intervention | ||||||
| 04/10/2019 | Medtronic Vascular, Inc. | IN.PACT Admiral (Device) | Food and Beverage | In-kind items and services | $17.33 | General |
| Category: Drug-Coated Balloons | ||||||
| 03/26/2019 | Medtronic Vascular, Inc. | Endurant (Device) | Food and Beverage | In-kind items and services | $82.28 | General |
| Category: Aortic Stent Grafts | ||||||
| 02/20/2019 | W. L. Gore & Associates, Inc. | EXCLUDER AAA Endoprosthesis (Device) | Food and Beverage | In-kind items and services | $121.49 | General |
| Category: Devices | ||||||
| 12/14/2018 | Medical Device Business Services, Inc. | SYNFIX (Device) | Travel and Lodging | In-kind items and services | $1,047.70 | General |
| Category: Spine | ||||||
| 12/14/2018 | Medical Device Business Services, Inc. | SYNFIX (Device) | Travel and Lodging | In-kind items and services | $703.20 | General |
| Category: Spine | ||||||
| 12/14/2018 | Medical Device Business Services, Inc. | SYNFIX (Device) | Travel and Lodging | In-kind items and services | $323.56 | General |
| Category: Spine | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 9 | 256 | 272 | $238,195 | $25,915 |
| 2022 | 8 | 223 | 231 | $212,062 | $20,903 |
| 2021 | 9 | 227 | 243 | $100,530 | $13,505 |
| 2020 | 9 | 254 | 267 | $214,826 | $20,464 |
Total Patients
960
Total Services
1,013
Medicare Billing
$80,788
Procedure Codes
38
All Medicare Procedures & Services
38 procedure records from CMS Medicare Utilization — Page 1 of 2
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 35301 | Removal of blood clot and portion of chest, neck, or brain artery | Facility | 2023 | 11 | 11 | $115,500 | $7,913 | 6.9% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 93 | 101 | $33,330 | $5,948 | 17.8% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 49 | 49 | $35,280 | $5,525 | 15.7% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 30 | 33 | $16,170 | $2,516 | 15.6% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2023 | 22 | 22 | $10,670 | $1,792 | 16.8% |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Facility | 2023 | 14 | 14 | $8,505 | $1,389 | 16.3% |
| 75710 | Review by radiologist of arm or leg artery image | Facility | 2023 | 11 | 13 | $12,870 | $613.40 | 4.8% |
| 76937 | Ultrasonic guidance for blood vessel access | Facility | 2023 | 15 | 16 | $2,880 | $137.41 | 4.8% |
| 99152 | Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | Facility | 2023 | 11 | 13 | $2,990 | $82.80 | 2.8% |
| 36821 | Relocation of arm vein with connection to arm artery for hemodialysis | Facility | 2022 | 13 | 15 | $115,350 | $6,260 | 5.4% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2022 | 53 | 54 | $16,902 | $3,437 | 20.3% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2022 | 26 | 26 | $17,862 | $3,194 | 17.9% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2022 | 20 | 22 | $10,230 | $2,074 | 20.3% |
| 99222 | Initial hospital inpatient care per day, typically 50 minutes | Facility | 2022 | 13 | 14 | $7,910 | $1,439 | 18.2% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Facility | 2022 | 18 | 18 | $12,366 | $1,431 | 11.6% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2022 | 15 | 15 | $6,900 | $1,005 | 14.6% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Facility | 2022 | 22 | 24 | $7,512 | $862.78 | 11.5% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Facility | 2022 | 14 | 14 | $6,440 | $720.70 | 11.2% |
| 93880 | Ultrasound of both sides of head and neck blood flow | Facility | 2022 | 17 | 17 | $8,670 | $416.14 | 4.8% |
| 93922 | Ultrasound study of arm and leg arteries | Facility | 2022 | 12 | 12 | $1,920 | $63.71 | 3.3% |
| 99204 | New patient outpatient visit, total time 45-59 minutes | Facility | 2021 | 48 | 48 | $30,960 | $4,364 | 14.1% |
| 99213 | Established patient outpatient visit, total time 20-29 minutes | Facility | 2021 | 56 | 65 | $19,175 | $2,847 | 14.8% |
| 99214 | Established patient outpatient visit, total time 30-39 minutes | Facility | 2021 | 35 | 38 | $16,530 | $2,597 | 15.7% |
| 99203 | New patient outpatient visit, total time 30-44 minutes | Facility | 2021 | 24 | 24 | $10,320 | $1,356 | 13.1% |
| 99222 | Initial hospital inpatient care, typically 50 minutes per day | Facility | 2021 | 12 | 13 | $6,955 | $1,047 | 15.1% |
About Dr. Gregory Thom, M.D
Dr. Gregory Thom, M.D is a Surgery healthcare provider based in Green Bay, Wisconsin. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 06/25/2009. The National Provider Identifier (NPI) number assigned to this provider is 1689802977.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Gregory Thom, M.D has received a total of $4,993 in payments from pharmaceutical and medical device companies, with $44.25 received in 2024. These payments were reported across 50 transactions from 14 companies. The most common payment nature is "Food and Beverage" ($2,919).
As a Medicare-enrolled provider, Thom has provided services to 960 Medicare beneficiaries, totaling 1,013 services with total Medicare billing of $80,788. Data is available for 4 years (2020–2023), covering 38 distinct procedure/service records.
Ad
Practice Information
- Specialty Surgery
- Other Specialties Vascular Surgery
- Location Green Bay, WI
- Active Since 06/25/2009
- Last Updated 08/15/2025
- Taxonomy Code 208600000X
- Entity Type Individual
- NPI Number 1689802977
Products in Payments
- SYNFIX (Device) $2,074
- Cook Medical Zenith (Device) $365.01
- Cook Medical AAA (Device) $325.56
- Sublime 014 Rx PTA Balloon Dilatation Catheter (Device) $222.80
- Zenith Spiral-Z (Device) $204.07
- Endurant (Device) $166.96
- VIABAHN Endoprosthesis (Device) $142.86
- GORE TAG Thoracic Branch Endoprosthesis (Device) $141.31
- EXCLUDER Iliac Branch Endoprosthesis (Device) $136.59
- ZENITH SPIRAL-Z (Device) $135.92
- EXCLUDER AAA Endoprosthesis (Device) $121.49
- EXCLUDER Conformable AAA Endoprosthesis with Active Control (Device) $99.12
- COOK MEDICAL ZENITH (Device) $97.64
- SHUNTS (Device) $95.91
- Vascular Lithotripsy (Device) $86.90
- Cook Medical Custom Made Device (Device) $82.40
- VIPER (Device) $73.02
- VIABAHN Endoprosthesis with PROPATEN Bioactive Surface (Device) $72.27
- Ovation (Device) $69.27
- COOK MEDICAL THORACIC (Device) $60.37
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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