Total Payments
$3,614
2024 Payments
$197.37
Companies
8
Transactions
36
Medicare Patients
889
Medicare Billing
$72,928
Payment Breakdown by Category
Food & Beverage$1,898 (52.5%)
Education$1,370 (37.9%)
Travel$346.86 (9.6%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $1,898 | 31 | 52.5% |
| Education | $1,370 | 3 | 37.9% |
| Travel and Lodging | $346.86 | 2 | 9.6% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Intuitive Surgical, Inc. | $1,526 | 9 | $0 (2022) |
| W. L. Gore & Associates, Inc. | $1,490 | 14 | $0 (2024) |
| Inari Medical, Inc. | $236.05 | 2 | $0 (2019) |
| Silk Road Medical, Inc. | $137.61 | 1 | $0 (2022) |
| Cook Medical LLC | $94.42 | 2 | $0 (2024) |
| Medtronic, Inc. | $64.48 | 4 | $0 (2024) |
| PFIZER INC. | $47.48 | 3 | $0 (2021) |
| Abbott Laboratories | $17.72 | 1 | $0 (2024) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $197.37 | 4 | W. L. Gore & Associates, Inc. ($149.99) |
| 2023 | $387.52 | 4 | W. L. Gore & Associates, Inc. ($387.52) |
| 2022 | $1,852 | 9 | Intuitive Surgical, Inc. ($1,347) |
| 2021 | $667.71 | 9 | W. L. Gore & Associates, Inc. ($585.18) |
| 2020 | $27.42 | 2 | Intuitive Surgical, Inc. ($13.81) |
| 2019 | $236.05 | 2 | Inari Medical, Inc. ($236.05) |
| 2018 | $179.30 | 3 | Intuitive Surgical, Inc. ($98.72) |
| 2017 | $66.91 | 3 | Intuitive Surgical, Inc. ($66.91) |
All Payment Transactions
36 individual payment records from CMS Open Payments — Page 1 of 2
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 11/15/2024 | Cook Medical LLC | ROSEN (Device) | Food and Beverage | Cash or cash equivalent | $13.84 | General |
| Category: Peripheral Intervention | ||||||
| 10/30/2024 | Abbott Laboratories | MITRACLIP (Device) | Food and Beverage | In-kind items and services | $17.72 | General |
| Category: Vascular | ||||||
| 10/18/2024 | Medtronic, Inc. | VENASEAL (Device) | Food and Beverage | In-kind items and services | $15.82 | General |
| Category: EndoVenous Therapies | ||||||
| 06/04/2024 | W. L. Gore & Associates, Inc. | GORE TAG Thoracic Branch Endoprosthesis (Device) | Food and Beverage | In-kind items and services | $149.99 | General |
| Category: Devices | ||||||
| 07/27/2023 | W. L. Gore & Associates, Inc. | EXCLUDER Conformable AAA Endoprosthesis with Active Control (Device) | Food and Beverage | In-kind items and services | $127.71 | General |
| Category: Devices | ||||||
| 06/12/2023 | W. L. Gore & Associates, Inc. | EXCLUDER Conformable AAA Endoprosthesis with Active Control (Device) | Food and Beverage | In-kind items and services | $115.61 | General |
| Category: Devices | ||||||
| 01/17/2023 | W. L. Gore & Associates, Inc. | GORE TAG Conformable Thoracic Endoprosthesis (Device) | Food and Beverage | In-kind items and services | $139.58 | General |
| Category: Devices | ||||||
| 01/06/2023 | W. L. Gore & Associates, Inc. | EXCLUDER Conformable AAA Endoprosthesis with Active Control (Device) | Food and Beverage | In-kind items and services | $4.62 | General |
| Category: Devices | ||||||
| 10/03/2022 | Intuitive Surgical, Inc. | DAVINCI XI (Device) | Education | In-kind items and services | $1,000.00 | General |
| Category: SURGERY | ||||||
| 10/03/2022 | Intuitive Surgical, Inc. | Da Vinci Surgical System (Device) | Travel and Lodging | In-kind items and services | $340.86 | General |
| Category: SURGERY | ||||||
| 09/30/2022 | W. L. Gore & Associates, Inc. | GORE VIABAHN Endoprosthesis with Heparin (Device) | Food and Beverage | In-kind items and services | $192.13 | General |
| Category: Devices | ||||||
| 09/30/2022 | Intuitive Surgical, Inc. | Da Vinci Surgical System (Device) | Travel and Lodging | In-kind items and services | $6.00 | General |
| Category: SURGERY | ||||||
| 09/28/2022 | W. L. Gore & Associates, Inc. | GORE TAG Conformable Thoracic Endoprosthesis (Device) | Food and Beverage | In-kind items and services | $15.47 | General |
| Category: Devices | ||||||
| 07/15/2022 | W. L. Gore & Associates, Inc. | GORE TAG Conformable Thoracic Endoprosthesis (Device) | Food and Beverage | In-kind items and services | $4.89 | General |
| Category: Devices | ||||||
| 06/09/2022 | W. L. Gore & Associates, Inc. | EXCLUDER Conformable AAA Endoprosthesis with Active Control (Device) | Food and Beverage | In-kind items and services | $137.80 | General |
| Category: Devices | ||||||
| 06/01/2022 | Silk Road Medical, Inc. | ENROUTE Transcarotid Neuroprotection System (Device), ENROUTE Transcarotid Stent | Food and Beverage | In-kind items and services | $137.61 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 05/09/2022 | W. L. Gore & Associates, Inc. | EXCLUDER Conformable AAA Endoprosthesis with Active Control (Device) | Food and Beverage | In-kind items and services | $16.87 | General |
| Category: Devices | ||||||
| 09/23/2021 | W. L. Gore & Associates, Inc. | EXCLUDER Conformable AAA Endoprosthesis with Active Control (Device) | Food and Beverage | In-kind items and services | $90.50 | General |
| Category: Devices | ||||||
| 07/08/2021 | W. L. Gore & Associates, Inc. | EXCLUDER Conformable AAA Endoprosthesis with Active Control (Device) | Education | In-kind items and services | $165.63 | General |
| Category: Devices | ||||||
| 04/28/2021 | PFIZER INC. | ELIQUIS (Drug) | Food and Beverage | In-kind items and services | $17.98 | General |
| Category: CARDIOVASCULAR;METABOLIC DISEASE | ||||||
| 04/22/2021 | Medtronic, Inc. | IN.PACT Admiral (Device) | Food and Beverage | In-kind items and services | $15.25 | General |
| Category: Drug-Coated Balloons | ||||||
| 03/30/2021 | W. L. Gore & Associates, Inc. | GORE EXCLUDER AAA Endoprosthesis (Device) | Food and Beverage | In-kind items and services | $125.15 | General |
| Category: Devices | ||||||
| 02/17/2021 | W. L. Gore & Associates, Inc. | GORE EXCLUDER AAA Endoprosthesis (Device) | Education | In-kind items and services | $203.90 | General |
| Category: Devices | ||||||
| 02/15/2021 | Medtronic, Inc. | HawkOne (Device) | Food and Beverage | In-kind items and services | $20.44 | General |
| Category: Directional Atherectomy Devices | ||||||
| 01/22/2021 | Medtronic, Inc. | TrailBlazer (Device) | Food and Beverage | In-kind items and services | $12.97 | General |
| Category: Catheters | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 10 | 244 | 278 | $55,916 | $19,554 |
| 2022 | 6 | 165 | 249 | $24,583 | $13,921 |
| 2021 | 10 | 255 | 312 | $35,414 | $20,863 |
| 2020 | 9 | 225 | 300 | $52,277 | $18,590 |
Total Patients
889
Total Services
1,139
Medicare Billing
$72,928
Procedure Codes
35
All Medicare Procedures & Services
35 procedure records from CMS Medicare Utilization — Page 1 of 2
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 37 | 37 | $7,955 | $4,301 | 54.1% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 54 | 62 | $6,060 | $3,455 | 57.0% |
| 36561 | Insertion of central venous tube with port (5 years or older) | Facility | 2023 | 13 | 13 | $25,090 | $3,155 | 12.6% |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | Office | 2023 | 48 | 66 | $4,620 | $2,633 | 57.0% |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Facility | 2023 | 15 | 15 | $2,700 | $1,527 | 56.6% |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Facility | 2023 | 15 | 22 | $2,090 | $1,363 | 65.2% |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Facility | 2023 | 15 | 16 | $2,400 | $1,036 | 43.2% |
| 99202 | New patient office or other outpatient visit, 15-29 minutes | Office | 2023 | 22 | 22 | $2,156 | $983.81 | 45.6% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2023 | 13 | 13 | $1,885 | $931.81 | 49.4% |
| 77001 | Fluoroscopic guidance for insertion or removal of central vein access device | Facility | 2023 | 12 | 12 | $960.00 | $167.76 | 17.5% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2022 | 56 | 71 | $6,745 | $4,057 | 60.1% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2022 | 29 | 29 | $6,235 | $3,414 | 54.8% |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | Office | 2022 | 34 | 57 | $3,990 | $2,253 | 56.5% |
| 99232 | Follow-up hospital inpatient care per day, typically 25 minutes | Facility | 2022 | 14 | 37 | $3,515 | $2,010 | 57.2% |
| 99202 | New patient office or other outpatient visit, 15-29 minutes | Office | 2022 | 21 | 21 | $2,058 | $1,152 | 56.0% |
| 99231 | Follow-up hospital inpatient care per day, typically 15 minutes | Facility | 2022 | 11 | 34 | $2,040 | $1,036 | 50.8% |
| 99204 | New patient outpatient visit, total time 45-59 minutes | Office | 2021 | 43 | 43 | $9,245 | $5,734 | 62.0% |
| 99213 | Established patient outpatient visit, total time 20-29 minutes | Office | 2021 | 58 | 73 | $6,935 | $4,386 | 63.2% |
| 99212 | Established patient outpatient visit, total time 10-19 minutes | Office | 2021 | 50 | 69 | $4,830 | $2,897 | 60.0% |
| 99221 | Initial hospital inpatient care, typically 30 minutes per day | Facility | 2021 | 22 | 24 | $3,600 | $1,908 | 53.0% |
| 99222 | Initial hospital inpatient care, typically 50 minutes per day | Facility | 2021 | 17 | 17 | $3,060 | $1,824 | 59.6% |
| 99203 | New patient outpatient visit, total time 30-44 minutes | Office | 2021 | 15 | 15 | $2,175 | $1,337 | 61.5% |
| 99232 | Subsequent hospital inpatient care, typically 25 minutes per day | Facility | 2021 | 11 | 17 | $1,615 | $965.09 | 59.8% |
| 99231 | Subsequent hospital inpatient care, typically 15 minutes per day | Facility | 2021 | 15 | 30 | $1,800 | $910.50 | 50.6% |
| 99202 | New patient outpatient visit, total time 15-29 minutes | Office | 2021 | 13 | 13 | $1,274 | $736.87 | 57.8% |
About Dr. Matthew Chang, MD
Dr. Matthew Chang, MD is a Surgery healthcare provider based in Jamestown, New York. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 06/13/2006. The National Provider Identifier (NPI) number assigned to this provider is 1902849466.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Matthew Chang, MD has received a total of $3,614 in payments from pharmaceutical and medical device companies, with $197.37 received in 2024. These payments were reported across 36 transactions from 8 companies. The most common payment nature is "Food and Beverage" ($1,898).
As a Medicare-enrolled provider, Chang has provided services to 889 Medicare beneficiaries, totaling 1,139 services with total Medicare billing of $72,928. Data is available for 4 years (2020–2023), covering 35 distinct procedure/service records.
Ad
Practice Information
- Specialty Surgery
- Location Jamestown, NY
- Active Since 06/13/2006
- Last Updated 01/25/2024
- Taxonomy Code 208600000X
- Entity Type Individual
- NPI Number 1902849466
Products in Payments
- DAVINCI XI (Device) $1,000
- EXCLUDER Conformable AAA Endoprosthesis with Active Control (Device) $658.74
- Da Vinci Surgical System (Device) $526.30
- GORE EXCLUDER AAA Endoprosthesis (Device) $329.05
- FlowTriever (Device) $236.05
- GORE VIABAHN Endoprosthesis with Heparin (Device) $192.13
- GORE TAG Conformable Thoracic Endoprosthesis (Device) $159.94
- GORE TAG Thoracic Branch Endoprosthesis (Device) $149.99
- ENROUTE Transcarotid Neuroprotection System (Device) $137.61
- COOK MEDICAL AAA (Device) $80.58
- ELIQUIS (Drug) $47.48
- HawkOne (Device) $20.44
- MITRACLIP (Device) $17.72
- VENASEAL (Device) $15.82
- IN.PACT Admiral (Device) $15.25
- ROSEN (Device) $13.84
- TrailBlazer (Device) $12.97
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.
Surgery Doctors in Jamestown
Dr. Michael Rocchio, M.d, M.D
Surgery — Payments: $593,973
Surgery $593,973
Scott Bedwell, Md, MD
Surgery — Payments: $16,308
Surgery $16,308
Dr. Galo Grijalva, M.d, M.D
Surgery — Payments: $5,773
Surgery $5,773
Timothy Brown
Surgery — Payments: $1,511
Surgery $1,511
Dr. Russell Lee, Md, MD
Surgery — Payments: $99.32
Surgery $99.32
Mr. Muhammad Atif, Md, MD
Surgery — Payments: $97.68
Surgery $97.68