Total Payments
$532.35
2023 Payments
$138.82
Companies
12
Transactions
17
Medicare Patients
4,035
Medicare Billing
$519,654
Payment Breakdown by Category
Food & Beverage$479.03 (90.0%)
Gifts$53.32 (10.0%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $479.03 | 16 | 90.0% |
| Gift | $53.32 | 1 | 10.0% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| CONMED Corporation | $138.82 | 1 | $0 (2023) |
| Intuitive Surgical, Inc. | $113.90 | 2 | $0 (2022) |
| Braintree Laboratories, Inc. | $71.19 | 2 | $0 (2019) |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | $55.71 | 3 | $0 (2020) |
| Covidien LP | $25.97 | 2 | $0 (2018) |
| DAVOL INC. | $23.01 | 1 | $0 (2018) |
| Ferring Pharmaceuticals Inc. | $21.53 | 1 | $0 (2019) |
| ACELL, INC. | $18.75 | 1 | $0 (2019) |
| Merck Sharp & Dohme Corporation | $17.92 | 1 | $0 (2018) |
| Ethicon US, LLC | $17.31 | 1 | $0 (2018) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2023 | $138.82 | 1 | CONMED Corporation ($138.82) |
| 2022 | $32.20 | 1 | Intuitive Surgical, Inc. ($32.20) |
| 2020 | $26.32 | 2 | AbbVie Inc. ($14.41) |
| 2019 | $236.97 | 7 | Intuitive Surgical, Inc. ($81.70) |
| 2018 | $71.88 | 4 | DAVOL INC. ($23.01) |
| 2017 | $26.16 | 2 | Medtronic Vascular, Inc. ($13.83) |
All Payment Transactions
17 individual payment records from CMS Open Payments
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 09/28/2023 | CONMED Corporation | VCARE (Device), AIRSEAL | Food and Beverage | In-kind items and services | $138.82 | General |
| Category: GENERAL SURGERY | ||||||
| 06/28/2022 | Intuitive Surgical, Inc. | Da Vinci Surgical System (Device) | Food and Beverage | In-kind items and services | $32.20 | General |
| Category: SURGERY | ||||||
| 03/17/2020 | Salix Pharmaceuticals, a division of Bausch Health US, LLC | XIFAXAN (Drug) | Food and Beverage | In-kind items and services | $11.91 | General |
| Category: GASTROENTEROLOGY | ||||||
| 01/07/2020 | AbbVie Inc. | HUMIRA (Biological) | Food and Beverage | In-kind items and services | $14.41 | General |
| Category: IMMUNOLOGY | ||||||
| 08/15/2019 | Intuitive Surgical, Inc. | Da Vinci Surgical System (Device) | Food and Beverage | In-kind items and services | $81.70 | General |
| Category: SURGERY | ||||||
| 07/25/2019 | Salix Pharmaceuticals, a division of Bausch Health US, LLC | XIFAXAN (Drug) | Food and Beverage | In-kind items and services | $19.44 | General |
| Category: GASTROENTEROLOGY | ||||||
| 05/23/2019 | Braintree Laboratories, Inc. | MOTOFEN (Drug), SUPREP BOWEL PREP | Food and Beverage | In-kind items and services | $17.87 | General |
| Category: GASTROENTEROLOGY - DIARRHEA | ||||||
| 04/17/2019 | Salix Pharmaceuticals, a division of Bausch Health US, LLC | MOVIPREP (Drug) | Food and Beverage | In-kind items and services | $24.36 | General |
| Category: GASTROENTEROLOGY | ||||||
| 04/03/2019 | Braintree Laboratories, Inc. | SUPREP BOWEL PREP (Drug) | Gift | In-kind items and services | $53.32 | General |
| Category: GI COLON PREP | ||||||
| 03/19/2019 | ACELL, INC. | — | Food and Beverage | Cash or cash equivalent | $18.75 | General |
| 01/24/2019 | Ferring Pharmaceuticals Inc. | CLENPIQ (Drug) | Food and Beverage | In-kind items and services | $21.53 | General |
| Category: GASTROENTEROLOGY | ||||||
| 11/27/2018 | Covidien LP | Endo GIA (Device) | Food and Beverage | In-kind items and services | $13.64 | General |
| Category: Devices | ||||||
| 08/22/2018 | DAVOL INC. | PHASIX (Device) | Food and Beverage | In-kind items and services | $23.01 | General |
| Category: SURGERY | ||||||
| 05/08/2018 | Merck Sharp & Dohme Corporation | BRIDION (Drug), ENTEREG | Food and Beverage | In-kind items and services | $17.92 | General |
| Category: NEUROSCIENCE | ||||||
| 01/09/2018 | Ethicon US, LLC | ENSEAL Product Family (Device) | Food and Beverage | In-kind items and services | $17.31 | General |
| Category: Energy | ||||||
| 10/25/2017 | Medtronic Vascular, Inc. | ClosureFast (Device), Closure RFS, VenaSeal | Food and Beverage | In-kind items and services | $13.83 | General |
| Category: EndoVenous Therapies | ||||||
| 02/24/2017 | Covidien LP | LigaSure (Device) | Food and Beverage | In-kind items and services | $12.33 | General |
| Category: Hardware | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 28 | 1,010 | 1,075 | $937,874 | $151,891 |
| 2022 | 21 | 900 | 940 | $518,183 | $94,258 |
| 2021 | 29 | 1,265 | 1,352 | $938,839 | $173,980 |
| 2020 | 27 | 860 | 910 | $573,073 | $99,525 |
Total Patients
4,035
Total Services
4,277
Medicare Billing
$519,654
Procedure Codes
105
All Medicare Procedures & Services
105 procedure records from CMS Medicare Utilization — Page 1 of 5
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 36482 | Chemical destruction of first incompetent vein of arm or leg using imaging guidance | Office | 2023 | 16 | 24 | $169,728 | $31,665 | 18.7% |
| 93880 | Ultrasound of both sides of head and neck blood flow | Office | 2023 | 166 | 166 | $107,402 | $22,493 | 20.9% |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Facility | 2023 | 71 | 71 | $107,565 | $14,630 | 13.6% |
| 49505 | Repair of groin hernia (5 years or older) | Facility | 2023 | 28 | 28 | $53,926 | $11,791 | 21.9% |
| G0121 | Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Facility | 2023 | 48 | 48 | $53,904 | $8,297 | 15.4% |
| 93971 | Ultrasound study of one arm or leg veins with compression and maneuvers | Office | 2023 | 80 | 94 | $36,566 | $8,229 | 22.5% |
| 45380 | Biopsy of large bowel using a flexible endoscope | Facility | 2023 | 70 | 71 | $102,382 | $7,520 | 7.3% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 72 | 80 | $28,080 | $7,269 | 25.9% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 62 | 62 | $32,860 | $6,719 | 20.4% |
| 47562 | Removal of gallbladder using an endoscope | Facility | 2023 | 11 | 11 | $25,443 | $5,488 | 21.6% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2023 | 60 | 60 | $20,880 | $4,560 | 21.8% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 46 | 53 | $12,667 | $3,387 | 26.7% |
| 36561 | Insertion of central venous tube with port (5 years or older) | Facility | 2023 | 13 | 13 | $48,568 | $3,294 | 6.8% |
| 93970 | Ultrasound study of arm or leg veins with compression and maneuvers | Office | 2023 | 16 | 17 | $10,659 | $2,516 | 23.6% |
| 76706 | Ultrasound scan of abdominal aorta | Office | 2023 | 21 | 21 | $7,644 | $2,213 | 29.0% |
| 93975 | Complete ultrasound of abdomen and pelvis artery and vein blood flow | Office | 2023 | 11 | 11 | $9,845 | $2,120 | 21.5% |
| 46600 | Diagnostic exam of anus using an endoscope | Office | 2023 | 16 | 17 | $5,644 | $1,556 | 27.6% |
| 93978 | Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts | Office | 2023 | 11 | 11 | $6,666 | $1,392 | 20.9% |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Facility | 2023 | 18 | 36 | $4,608 | $1,386 | 30.1% |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Facility | 2023 | 19 | 19 | $23,674 | $1,184 | 5.0% |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Facility | 2023 | 11 | 11 | $4,873 | $1,114 | 22.9% |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | Office | 2023 | 22 | 22 | $3,190 | $927.15 | 29.1% |
| 93923 | Complete ultrasound study of arm and leg arteries | Office | 2023 | 11 | 11 | $4,719 | $862.13 | 18.3% |
| 37799 | Other procedure on blood vessel | Office | 2023 | 11 | 12 | $53,988 | $342.45 | 0.6% |
| 80053 | Blood test, comprehensive group of blood chemicals | Office | 2023 | 27 | 29 | $783.00 | $300.15 | 38.3% |
About Dr. Darren Kowalski, M.D
Dr. Darren Kowalski, M.D is a Surgery healthcare provider based in Bend, Oregon. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 10/02/2006. The National Provider Identifier (NPI) number assigned to this provider is 1598859076.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Darren Kowalski, M.D has received a total of $532.35 in payments from pharmaceutical and medical device companies, with $138.82 received in 2023. These payments were reported across 17 transactions from 12 companies. The most common payment nature is "Food and Beverage" ($479.03).
As a Medicare-enrolled provider, Kowalski has provided services to 4,035 Medicare beneficiaries, totaling 4,277 services with total Medicare billing of $519,654. Data is available for 4 years (2020–2023), covering 105 distinct procedure/service records.
Ad
Practice Information
- Specialty Surgery
- Location Bend, OR
- Active Since 10/02/2006
- Last Updated 04/06/2021
- Taxonomy Code 208600000X
- Entity Type Individual
- NPI Number 1598859076
Products in Payments
- VCARE (Device) $138.82
- Da Vinci Surgical System (Device) $113.90
- SUPREP BOWEL PREP (Drug) $53.32
- XIFAXAN (Drug) $31.35
- MOVIPREP (Drug) $24.36
- PHASIX (Device) $23.01
- CLENPIQ (Drug) $21.53
- BRIDION (Drug) $17.92
- MOTOFEN (Drug) $17.87
- ENSEAL Product Family (Device) $17.31
- HUMIRA (Biological) $14.41
- ClosureFast (Device) $13.83
- Endo GIA (Device) $13.64
- LigaSure (Device) $12.33
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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