Total Payments
$7,818
2024 Payments
$1,870
Companies
16
Transactions
100
Medicare Patients
3,223
Medicare Billing
$69,453
Payment Breakdown by Category
Food & Beverage$7,368 (94.2%)
Consulting$450.00 (5.8%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $7,368 | 99 | 94.2% |
| Consulting Fee | $450.00 | 1 | 5.8% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Inari Medical, Inc. | $3,636 | 35 | $0 (2024) |
| Boston Scientific Corporation | $1,115 | 21 | $0 (2024) |
| ARGON MEDICAL DEVICES, INC. | $450.00 | 1 | $0 (2023) |
| Sirtex Medical Inc | $347.04 | 3 | $0 (2023) |
| Terumo Medical Corporation | $307.07 | 4 | $0 (2023) |
| Biocompatibles, Inc. | $299.61 | 3 | $0 (2019) |
| Penumbra, Inc. | $270.92 | 3 | $0 (2023) |
| Bard Peripheral Vascular, Inc. | $246.46 | 17 | $0 (2023) |
| AngioDynamics, Inc. | $236.37 | 2 | $0 (2022) |
| Veryan Medical Incorporated | $221.03 | 2 | $0 (2024) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $1,870 | 20 | Inari Medical, Inc. ($1,226) |
| 2023 | $2,251 | 23 | Inari Medical, Inc. ($911.14) |
| 2022 | $1,885 | 38 | Inari Medical, Inc. ($630.67) |
| 2021 | $995.65 | 10 | Inari Medical, Inc. ($643.58) |
| 2020 | $181.75 | 2 | AngioDynamics, Inc. ($100.01) |
| 2019 | $294.02 | 4 | Biocompatibles, Inc. ($151.14) |
| 2018 | $340.81 | 3 | Sirtex Medical Inc ($192.34) |
All Payment Transactions
100 individual payment records from CMS Open Payments — Page 1 of 4
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 11/19/2024 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $51.94 | General |
| Category: VTE | ||||||
| 11/15/2024 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $181.35 | General |
| Category: VTE | ||||||
| 11/13/2024 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $188.21 | General |
| Category: VTE | ||||||
| 08/03/2024 | Boston Scientific Corporation | TheraSphere Administration Set (Device) | Food and Beverage | In-kind items and services | $33.46 | General |
| Category: TheraSphere Administration Set_PI | ||||||
| 06/18/2024 | Boston Scientific Corporation | TheraSphere Y90 Glass Microspheres 10 GBq (Device) | Food and Beverage | In-kind items and services | $114.85 | General |
| Category: TheraSphere_PI | ||||||
| 05/23/2024 | Boston Scientific Corporation | TheraSphere Administration Set (Device) | Food and Beverage | In-kind items and services | $34.20 | General |
| Category: TheraSphere Administration Set_PI | ||||||
| 05/20/2024 | Boston Scientific Corporation | TheraSphere Administration Set (Device) | Food and Beverage | In-kind items and services | $25.41 | General |
| Category: TheraSphere Administration Set_PI | ||||||
| 05/07/2024 | W. L. Gore & Associates, Inc. | GORE VIABAHN Endoprosthesis with Heparin (Device) | Food and Beverage | In-kind items and services | $169.79 | General |
| Category: Devices | ||||||
| 04/17/2024 | Veryan Medical Incorporated | BioMimics 3D Vascular Stent System (Device) | Food and Beverage | In-kind items and services | $168.48 | General |
| Category: Vascular Stent | ||||||
| 03/14/2024 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $191.99 | General |
| Category: VTE | ||||||
| 02/16/2024 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $25.93 | General |
| Category: VTE | ||||||
| 01/28/2024 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $95.44 | General |
| Category: VTE | ||||||
| 01/24/2024 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $66.33 | General |
| Category: VTE | ||||||
| 01/20/2024 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $111.63 | General |
| Category: VTE | ||||||
| 01/20/2024 | Boston Scientific Corporation | ICEfx Cryoablation System (Device) | Food and Beverage | In-kind items and services | $53.59 | General |
| Category: ICEFX_PI | ||||||
| 01/13/2024 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $67.67 | General |
| Category: VTE | ||||||
| 01/12/2024 | Boston Scientific Corporation | TheraSphere Administration Set (Device) | Food and Beverage | In-kind items and services | $25.75 | General |
| Category: TheraSphere Administration Set_PI | ||||||
| 01/10/2024 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $182.93 | General |
| Category: VTE | ||||||
| 01/04/2024 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $62.50 | General |
| Category: VTE | ||||||
| 01/04/2024 | Boston Scientific Corporation | TheraSphere Administration Set (Device) | Food and Beverage | In-kind items and services | $18.80 | General |
| Category: TheraSphere Administration Set_PI | ||||||
| 12/08/2023 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $142.95 | General |
| Category: VTE | ||||||
| 11/22/2023 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $150.54 | General |
| Category: VTE | ||||||
| 11/16/2023 | Inari Medical, Inc. | FLOWTRIEVER CATHETER, S (Device), CT THROMBECTOMY SYSTEM KIT | Food and Beverage | In-kind items and services | $20.62 | General |
| Category: VTE | ||||||
| 11/13/2023 | Terumo Medical Corporation | HYDROPEARL (Device), AZUR CX DETACHABLE, NAVICROSS | Food and Beverage | In-kind items and services | $146.23 | General |
| Category: VASCULAR EMBOLIZATION | ||||||
| 11/13/2023 | Bard Peripheral Vascular, Inc. | Atlas (Device) | Food and Beverage | In-kind items and services | $39.83 | General |
| Category: Vascular/Oncology | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 17 | 1,233 | 1,303 | $161,990 | $20,468 |
| 2022 | 11 | 491 | 520 | $73,839 | $7,887 |
| 2021 | 16 | 548 | 580 | $150,466 | $17,785 |
| 2020 | 23 | 951 | 1,013 | $180,905 | $23,312 |
Total Patients
3,223
Total Services
3,416
Medicare Billing
$69,453
Procedure Codes
71
All Medicare Procedures & Services
71 procedure records from CMS Medicare Utilization — Page 1 of 3
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 71045 | X-ray of chest, 1 view | Facility | 2023 | 550 | 606 | $27,570 | $3,985 | 14.5% |
| 71275 | Ct scan of blood vessels of chest with contrast | Facility | 2023 | 57 | 57 | $25,430 | $3,511 | 13.8% |
| 74177 | Ct scan of abdomen and pelvis with contrast | Facility | 2023 | 38 | 40 | $21,687 | $2,620 | 12.1% |
| 74174 | Ct scan of blood vessels of abdomen and pelvis with contrast | Facility | 2023 | 32 | 32 | $25,968 | $2,479 | 9.5% |
| 71046 | X-ray of chest, 2 views | Facility | 2023 | 194 | 195 | $10,521 | $1,500 | 14.3% |
| 75574 | Ct scan of blood vessels and grafts of heart with contrast | Facility | 2023 | 11 | 11 | $6,996 | $963.71 | 13.8% |
| 75635 | Ct scan of abdominal aorta and both leg arteries with contrast | Facility | 2023 | 11 | 11 | $6,673 | $946.52 | 14.2% |
| 74176 | Ct scan of abdomen and pelvis without contrast | Facility | 2023 | 15 | 15 | $7,380 | $832.10 | 11.3% |
| 76705 | Limited ultrasound scan of abdomen | Facility | 2023 | 37 | 38 | $5,822 | $785.09 | 13.5% |
| 76770 | Complete ultrasound scan behind abdominal cavity | Facility | 2023 | 23 | 23 | $4,311 | $595.72 | 13.8% |
| 99152 | Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | Facility | 2023 | 54 | 57 | $4,341 | $521.70 | 12.0% |
| 74018 | X-ray of abdomen, 1 view | Facility | 2023 | 64 | 67 | $3,065 | $439.55 | 14.3% |
| 71046 | X-ray of chest, 2 views | Office | 2023 | 51 | 51 | $3,422 | $435.19 | 12.7% |
| 76937 | Ultrasonic guidance for blood vessel access | Facility | 2023 | 24 | 26 | $3,878 | $273.44 | 7.1% |
| 93922 | Ultrasound study of arm and leg arteries | Facility | 2023 | 20 | 20 | $1,520 | $168.91 | 11.1% |
| 73502 | X-ray of hip, 2-3 views | Facility | 2023 | 15 | 15 | $1,145 | $125.40 | 11.0% |
| 73564 | X-ray of knee, 4 or more views | Facility | 2023 | 12 | 14 | $805.00 | $111.97 | 13.9% |
| 74018 | X-ray of abdomen, 1 view | Office | 2023 | 14 | 14 | $890.60 | $97.40 | 10.9% |
| 73030 | X-ray of shoulder, minimum of 2 views | Facility | 2023 | 11 | 11 | $565.00 | $77.08 | 13.6% |
| 74174 | Ct scan of blood vessels of abdomen and pelvis with contrast | Facility | 2022 | 23 | 24 | $21,168 | $1,692 | 8.0% |
| 71275 | Ct scan of blood vessels of chest with contrast | Facility | 2022 | 27 | 27 | $12,258 | $1,590 | 13.0% |
| 71045 | X-ray of chest, 1 view | Facility | 2022 | 200 | 209 | $9,823 | $1,388 | 14.1% |
| 74177 | Ct scan of abdomen and pelvis with contrast | Facility | 2022 | 12 | 12 | $7,800 | $816.12 | 10.5% |
| 99152 | Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | Facility | 2022 | 52 | 61 | $4,697 | $558.88 | 11.9% |
| 76937 | Ultrasonic guidance for blood vessel access | Facility | 2022 | 28 | 36 | $5,760 | $378.69 | 6.6% |
About Dr. Daniel Knapp, D.O
Dr. Daniel Knapp, D.O is a Vascular & Interventional Radiology healthcare provider based in Waukesha, Wisconsin. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 05/01/2013. The National Provider Identifier (NPI) number assigned to this provider is 1629413927.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Daniel Knapp, D.O has received a total of $7,818 in payments from pharmaceutical and medical device companies, with $1,870 received in 2024. These payments were reported across 100 transactions from 16 companies. The most common payment nature is "Food and Beverage" ($7,368).
As a Medicare-enrolled provider, Knapp has provided services to 3,223 Medicare beneficiaries, totaling 3,416 services with total Medicare billing of $69,453. Data is available for 4 years (2020–2023), covering 71 distinct procedure/service records.
Ad
Practice Information
- Specialty Vascular & Interventional Radiology
- Other Specialties Diagnostic Radiology
- Location Waukesha, WI
- Active Since 05/01/2013
- Last Updated 03/31/2025
- Taxonomy Code 2085R0204X
- Entity Type Individual
- NPI Number 1629413927
Products in Payments
- FLOWTRIEVER CATHETER, S (Device) $3,411
- Cleaner (Device) $450.00
- SIR-Spheres Microspheres (Device) $347.04
- TheraSphere Y90 Glass Microspheres 10 GBq (Device) $319.16
- FlowTriever (Device) $224.62
- BioMimics 3D Vascular Stent System (Device) $221.03
- Prestige Coil System (Device) $179.12
- THERASPHERE (Device) $176.47
- GORE VIABAHN Endoprosthesis with Heparin (Device) $169.79
- CONCERTOTM (Device) $161.50
- TheraSphere Administration Set (Device) $160.69
- THERASPHERE-BIO (Device) $151.14
- BEADS - BIO (Device) $148.47
- Vascular Lithotripsy (Device) $148.18
- HYDROPEARL (Device) $146.23
- Penumbra System (Device) $139.26
- ALPHAVAC (Device) $136.36
- Indigo System (Device) $131.66
- R2P MISAGO (Device) $124.99
- ELUVIA (Device) $120.32
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.
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