Total Payments
$13,141
2024 Payments
$2,911
Companies
29
Transactions
201
Medicare Patients
17,592
Medicare Billing
$754,463
Payment Breakdown by Category
Food & Beverage$7,753 (59.0%)
Travel$3,312 (25.2%)
Research$1,063 (8.1%)
Consulting$846.42 (6.4%)
Other$165.93 (1.3%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $7,753 | 173 | 59.0% |
| Travel and Lodging | $3,312 | 14 | 25.2% |
| Unspecified | $1,063 | 11 | 8.1% |
| Consulting Fee | $846.42 | 2 | 6.4% |
| Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | $165.93 | 1 | 1.3% |
Payments by Type
General
$12,078
190 transactions
Research
$1,063
11 transactions
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| HEARTFLOW, INC. | $2,785 | 25 | $0 (2024) |
| Siemens Medical Solutions USA, Inc. | $2,512 | 18 | $0 (2024) |
| SANOFI US SERVICES INC. | $1,063 | 11 | $0 (2017) |
| Abbott Laboratories | $962.14 | 19 | $0 (2024) |
| Philips Electronics North America Corporation | $753.77 | 6 | $0 (2022) |
| Medtronic, Inc. | $693.35 | 8 | $0 (2023) |
| E.R. Squibb & Sons, L.L.C. | $617.36 | 2 | $0 (2017) |
| Edwards Lifesciences Corporation | $585.17 | 3 | $0 (2024) |
| Bolton Medical Inc | $573.55 | 7 | $0 (2022) |
| Amgen Inc. | $439.08 | 21 | $0 (2024) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $2,911 | 23 | HEARTFLOW, INC. ($2,084) |
| 2023 | $1,233 | 19 | HeartFlow, Inc. ($308.63) |
| 2022 | $3,858 | 35 | Siemens Medical Solutions USA, Inc. ($1,776) |
| 2021 | $731.10 | 8 | Bolton Medical Inc ($367.94) |
| 2020 | $316.01 | 12 | Siemens Medical Solutions USA, Inc. ($123.38) |
| 2019 | $687.47 | 24 | Abbott Laboratories ($186.98) |
| 2018 | $627.68 | 18 | Abbott Laboratories ($304.11) |
| 2017 | $2,777 | 62 | SANOFI US SERVICES INC. ($1,063) |
All Payment Transactions
201 individual payment records from CMS Open Payments — Page 1 of 9
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 08/29/2024 | HEARTFLOW, INC. | FFRct (Device) | Food and Beverage | Cash or cash equivalent | $173.77 | General |
| Category: Coronary | ||||||
| 07/30/2024 | HEARTFLOW, INC. | FFRct (Device) | Food and Beverage | Cash or cash equivalent | $143.64 | General |
| Category: Coronary | ||||||
| 07/23/2024 | Abbott Laboratories | CARDIOMEMS (Device) | Food and Beverage | In-kind items and services | $23.21 | General |
| Category: Heart Failure | ||||||
| 07/22/2024 | HEARTFLOW, INC. | FFRct (Device) | Food and Beverage | Cash or cash equivalent | $138.18 | General |
| Category: Coronary | ||||||
| 07/10/2024 | Siemens Medical Solutions USA, Inc. | — | Food and Beverage | In-kind items and services | $77.10 | General |
| 06/03/2024 | HEARTFLOW, INC. | FFRct (Device) | 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 | $165.93 | General |
| Category: Coronary | ||||||
| 05/21/2024 | Jenavalve Technology, Inc. | — | Consulting Fee | Cash or cash equivalent | $246.42 | General |
| 05/08/2024 | HEARTFLOW, INC. | FFRct (Device) | Food and Beverage | Cash or cash equivalent | $79.83 | General |
| Category: Coronary | ||||||
| 05/07/2024 | HEARTFLOW, INC. | FFRct (Device) | Travel and Lodging | Cash or cash equivalent | $48.26 | General |
| Category: Coronary | ||||||
| 05/04/2024 | HEARTFLOW, INC. | FFRct (Device) | Travel and Lodging | Cash or cash equivalent | $328.49 | General |
| Category: Coronary | ||||||
| 05/02/2024 | Abbott Laboratories | THORATEC HEARTMATE 3 LVAS IMPLANT KIT (Device) | Food and Beverage | In-kind items and services | $101.74 | General |
| Category: Heart Failure | ||||||
| 05/02/2024 | Tactile Systems Technology Inc | Flexitouch Plus (Device), Entre Plus | Food and Beverage | In-kind items and services | $19.36 | General |
| Category: PNEUMATIC COMPRESSOR | ||||||
| 04/15/2024 | Amgen Inc. | Repatha (Biological) | Food and Beverage | In-kind items and services | $16.79 | General |
| Category: Cardiology | ||||||
| 04/12/2024 | HEARTFLOW, INC. | FFRct (Device) | Travel and Lodging | Cash or cash equivalent | $770.70 | General |
| Category: Coronary | ||||||
| 04/02/2024 | Edwards Lifesciences Corporation | — | Food and Beverage | In-kind items and services | $181.08 | General |
| 03/27/2024 | HEARTFLOW, INC. | FFRct (Device) | Food and Beverage | Cash or cash equivalent | $24.36 | General |
| Category: Coronary | ||||||
| 03/19/2024 | Siemens Medical Solutions USA, Inc. | — | Food and Beverage | In-kind items and services | $107.88 | General |
| 03/19/2024 | LANTHEUS MEDICAL IMAGING, INC. | DEFINITY (Drug) | Food and Beverage | In-kind items and services | $17.17 | General |
| Category: CONTRAST AGENT | ||||||
| 03/06/2024 | Amgen Inc. | Repatha (Biological) | Food and Beverage | In-kind items and services | $13.57 | General |
| Category: Cardiology | ||||||
| 02/27/2024 | PFIZER INC. | VYNDAQEL (Drug) | Food and Beverage | In-kind items and services | $23.06 | General |
| Category: CARDIOVASCULAR | ||||||
| 02/06/2024 | HEARTFLOW, INC. | FFRct (Device) | Food and Beverage | Cash or cash equivalent | $147.86 | General |
| Category: Coronary | ||||||
| 02/06/2024 | HEARTFLOW, INC. | FFRct (Device) | Food and Beverage | Cash or cash equivalent | $35.87 | General |
| Category: Coronary | ||||||
| 01/19/2024 | HEARTFLOW, INC. | FFRct (Device) | Food and Beverage | Cash or cash equivalent | $26.69 | General |
| Category: Coronary | ||||||
| 12/12/2023 | Cleerly, Inc. | Cleerly Labs (Device) | Food and Beverage | In-kind items and services | $135.78 | General |
| 11/29/2023 | Edwards Lifesciences Corporation | THE EDWARDS SAPIEN 3 VALVE WITH ALTERRA ADAPTIVE PRESTENT SYSTEM (Device) | Food and Beverage | In-kind items and services | $192.16 | General |
| Category: Transcatheter Heart Valves | ||||||
Research Studies & Clinical Trials
| Study Name | Company | Amount | Records |
|---|---|---|---|
| A Dose Titration Study to Assess the Effects of SAR407899 in Patients With Microvascular Angina and/or Persistent Stable Angina Despite Angiographically Successful Elective PCI. | SANOFI US SERVICES INC. | $1,063 | 11 |
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 18 | 3,810 | 5,423 | $1.1M | $156,964 |
| 2022 | 16 | 4,111 | 6,256 | $1.3M | $178,699 |
| 2021 | 21 | 4,761 | 8,364 | $1.6M | $218,937 |
| 2020 | 26 | 4,910 | 8,721 | $1.6M | $199,862 |
Total Patients
17,592
Total Services
28,764
Medicare Billing
$754,463
Procedure Codes
91
All Medicare Procedures & Services
91 procedure records from CMS Medicare Utilization — Page 1 of 4
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 75574 | Ct scan of blood vessels and grafts of heart with contrast | Facility | 2023 | 394 | 405 | $239,558 | $34,017 | 14.2% |
| 71275 | Ct scan of blood vessels of chest with contrast | Facility | 2023 | 395 | 407 | $142,857 | $25,892 | 18.1% |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Facility | 2023 | 2,197 | 3,616 | $180,800 | $21,300 | 11.8% |
| 78452 | Nuclear medicine studies of heart muscle at rest and with stress and spect | Office | 2023 | 44 | 44 | $154,396 | $15,136 | 9.8% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 76 | 109 | $34,226 | $9,582 | 28.0% |
| 75635 | Ct scan of abdominal aorta and both leg arteries with contrast | Facility | 2023 | 102 | 103 | $45,835 | $8,479 | 18.5% |
| 78451 | Nuclear medicine study of heart muscle at rest and with stress and spect | Office | 2023 | 30 | 30 | $81,660 | $7,325 | 9.0% |
| J2785 | Injection, regadenoson, 0.1 mg | Office | 2023 | 39 | 156 | $33,072 | $7,310 | 22.1% |
| 70498 | Ct scan of blood vessels of neck with contrast | Facility | 2023 | 104 | 105 | $33,705 | $6,733 | 20.0% |
| 93015 | Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | Office | 2023 | 73 | 73 | $29,638 | $3,598 | 12.1% |
| 0504T | Analysis of data from ct study of heart blood vessels to assess severity of heart artery disease, anatomical data review | Facility | 2023 | 48 | 48 | $19,296 | $2,651 | 13.7% |
| 78451 | Nuclear medicine study of heart muscle at rest and with stress and spect | Facility | 2023 | 58 | 59 | $42,834 | $2,622 | 6.1% |
| 74174 | Ct scan of blood vessels of abdomen and pelvis with contrast | Facility | 2023 | 26 | 31 | $61,163 | $2,545 | 4.2% |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Facility | 2023 | 20 | 32 | $6,752 | $1,981 | 29.3% |
| A9502 | Technetium tc-99m tetrofosmin, diagnostic, per study dose | Office | 2023 | 52 | 52 | $2,625 | $1,962 | 74.7% |
| A9500 | Technetium tc-99m sestamibi, diagnostic, per study dose | Office | 2023 | 25 | 25 | $2,289 | $1,758 | 76.8% |
| 78452 | Nuclear medicine studies of heart muscle at rest and with stress and spect | Facility | 2023 | 23 | 23 | $22,931 | $1,295 | 5.6% |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Facility | 2023 | 11 | 11 | $4,411 | $1,157 | 26.2% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2023 | 12 | 12 | $3,804 | $817.29 | 21.5% |
| 93018 | Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | Facility | 2023 | 81 | 82 | $5,412 | $803.74 | 14.9% |
| 75574 | Ct scan of blood vessels and grafts of heart with contrast | Facility | 2022 | 402 | 406 | $240,149 | $35,634 | 14.8% |
| 71275 | Ct scan of blood vessels of chest with contrast | Facility | 2022 | 414 | 421 | $147,771 | $27,742 | 18.8% |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Facility | 2022 | 2,342 | 4,193 | $209,650 | $24,552 | 11.7% |
| 78452 | Nuclear medicine studies of heart muscle at rest and with stress and spect | Office | 2022 | 54 | 54 | $189,486 | $19,453 | 10.3% |
| J2785 | Injection, regadenoson, 0.1 mg | Office | 2022 | 60 | 240 | $50,880 | $11,617 | 22.8% |
About Dr. Su Chang, MD
Dr. Su Chang, MD is a Cardiovascular Disease healthcare provider based in Houston, Texas. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 03/07/2006. The National Provider Identifier (NPI) number assigned to this provider is 1164499240.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Su Chang, MD has received a total of $13,141 in payments from pharmaceutical and medical device companies, with $2,911 received in 2024. These payments were reported across 201 transactions from 29 companies. The most common payment nature is "Food and Beverage" ($7,753).
As a Medicare-enrolled provider, Chang has provided services to 17,592 Medicare beneficiaries, totaling 28,764 services with total Medicare billing of $754,463. Data is available for 4 years (2020–2023), covering 91 distinct procedure/service records.
Ad
Practice Information
- Specialty Cardiovascular Disease
- Other Specialties Cardiovascular Disease
- Location Houston, TX
- Active Since 03/07/2006
- Last Updated 12/08/2017
- Taxonomy Code 207RC0000X
- Entity Type Individual
- NPI Number 1164499240
Products in Payments
- FFRct (Device) $2,706
- NAEOTOM Alpha (Device) $1,710
- SAR407899 (Drug) $1,063
- (6479) Spectral CT 7500 (Device) $753.77
- ELIQUIS (Drug) $644.59
- COREVALVE EVOLUT R (Device) $419.04
- XARELTO (Drug) $381.20
- Relay Grafts (Device) $367.94
- Repatha (Biological) $345.62
- CoreValve Evolut (Device) $291.20
- Somatom Force (Device) $236.89
- Grafts (Device) $205.61
- THE EDWARDS SAPIEN 3 VALVE WITH ALTERRA ADAPTIVE PRESTENT SYSTEM (Device) $192.16
- SYNERGY (Device) $169.07
- Trifecta GT Tissue Heart Valve (Device) $167.90
- AVALUS (Device) $149.41
- Aortic and Mitral Tissue Stented Valves (Device) $136.21
- Cleerly Labs (Device) $135.78
- HeartMate 3 Left Ventricular Assist Device (Device) $118.40
- CHANTIX (Drug) $116.27
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.
Cardiovascular Disease Doctors in Houston
Reynolds Delgado, M.d, M.D
Cardiovascular Disease — Payments: $600,466
Cardiovascular Disease $600,466
Dr. Miguel Valderrabano, Md, MD
Cardiovascular Disease — Payments: $471,736
Cardiovascular Disease $471,736
Asif Ali, Md, MD
Cardiovascular Disease — Payments: $461,190
Cardiovascular Disease $461,190
Mr. Mehdi Razavi, Md, MD
Cardiovascular Disease — Payments: $433,792
Cardiovascular Disease $433,792
Dr. Michele Sartori, M.d, M.D
Cardiovascular Disease — Payments: $278,682
Cardiovascular Disease $278,682
Barry Trachtenberg, Md, MD
Cardiovascular Disease — Payments: $273,547
Cardiovascular Disease $273,547