Total Payments
$33,694
2024 Payments
$2,000
Companies
8
Transactions
31
Medicare Patients
1,850
Medicare Billing
$122,686
Payment Breakdown by Category
Travel$14,787 (43.9%)
Consulting$14,780 (43.9%)
Other$2,923 (8.7%)
Food & Beverage$1,203 (3.6%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Travel and Lodging | $14,787 | 11 | 43.9% |
| Consulting Fee | $14,780 | 2 | 43.9% |
| Honoraria | $2,850 | 2 | 8.5% |
| Food and Beverage | $1,203 | 15 | 3.6% |
| Grant | $73.15 | 1 | 0.2% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Bayer Healthcare LLC | $14,527 | 16 | $0 (2023) |
| Olea Medical | $12,720 | 2 | $0 (2019) |
| Canon Medical Systems USA, Inc. | $4,677 | 3 | $0 (2024) |
| Canon Medical Systems Corporation | $850.00 | 1 | $0 (2020) |
| AtriCure, Inc. | $460.60 | 3 | $0 (2019) |
| Novocure Inc. | $338.41 | 4 | $0 (2022) |
| Boston Scientific Corporation | $73.15 | 1 | $0 (2019) |
| Mentor Worldwide LLC | $46.89 | 1 | $0 (2022) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $2,000 | 1 | Canon Medical Systems USA, Inc. ($2,000) |
| 2023 | $14,704 | 17 | Bayer Healthcare LLC ($14,527) |
| 2022 | $2,697 | 3 | Canon Medical Systems USA, Inc. ($2,500) |
| 2021 | $71.63 | 1 | Novocure Inc. ($71.63) |
| 2020 | $947.60 | 2 | Canon Medical Systems Corporation ($850.00) |
| 2019 | $7,503 | 6 | Olea Medical ($6,950) |
| 2018 | $5,770 | 1 | Olea Medical ($5,770) |
All Payment Transactions
31 individual payment records from CMS Open Payments — Page 1 of 2
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 02/02/2024 | Canon Medical Systems USA, Inc. | Vantage Orian (Device) | Honoraria | Cash or cash equivalent | $2,000.00 | General |
| Category: MRT-1550 | ||||||
| 11/28/2023 | Canon Medical Systems USA, Inc. | CT SCANNER (Device) | Food and Beverage | Cash or cash equivalent | $176.82 | General |
| Category: TSX-306A | ||||||
| 11/28/2023 | Bayer Healthcare LLC | — | Food and Beverage | In-kind items and services | $65.04 | General |
| 10/25/2023 | Bayer Healthcare LLC | — | Travel and Lodging | In-kind items and services | $214.10 | General |
| 10/25/2023 | Bayer Healthcare LLC | — | Food and Beverage | In-kind items and services | $90.49 | General |
| 10/25/2023 | Bayer Healthcare LLC | — | Food and Beverage | In-kind items and services | $70.23 | General |
| 10/25/2023 | Bayer Healthcare LLC | — | Food and Beverage | In-kind items and services | $33.77 | General |
| 10/24/2023 | Bayer Healthcare LLC | — | Consulting Fee | Cash or cash equivalent | $12,280.00 | General |
| 10/24/2023 | Bayer Healthcare LLC | — | Travel and Lodging | In-kind items and services | $392.81 | General |
| 10/24/2023 | Bayer Healthcare LLC | — | Travel and Lodging | In-kind items and services | $336.36 | General |
| 10/24/2023 | Bayer Healthcare LLC | — | Food and Beverage | In-kind items and services | $149.19 | General |
| 10/24/2023 | Bayer Healthcare LLC | — | Travel and Lodging | In-kind items and services | $112.63 | General |
| 10/24/2023 | Bayer Healthcare LLC | — | Food and Beverage | In-kind items and services | $94.54 | General |
| 10/24/2023 | Bayer Healthcare LLC | — | Food and Beverage | In-kind items and services | $70.23 | General |
| 10/24/2023 | Bayer Healthcare LLC | — | Food and Beverage | In-kind items and services | $33.77 | General |
| 10/24/2023 | Bayer Healthcare LLC | — | Food and Beverage | In-kind items and services | $33.77 | General |
| 10/23/2023 | Bayer Healthcare LLC | — | Travel and Lodging | In-kind items and services | $336.36 | General |
| 10/23/2023 | Bayer Healthcare LLC | — | Travel and Lodging | In-kind items and services | $214.10 | General |
| 04/08/2022 | Canon Medical Systems USA, Inc. | Vitrea Software Toshiba Package (Device) | Consulting Fee | Cash or cash equivalent | $2,500.00 | General |
| Category: VSTP-001A | ||||||
| 03/30/2022 | Novocure Inc. | — | Food and Beverage | Cash or cash equivalent | $149.75 | General |
| 02/26/2022 | Mentor Worldwide LLC | MENTOR MemoryGel Resterilizable Gel Sizer (Device) | Food and Beverage | In-kind items and services | $46.89 | General |
| Category: Plastic Surgery | ||||||
| 07/14/2021 | Novocure Inc. | Optune (Device) | Food and Beverage | Cash or cash equivalent | $71.63 | General |
| Category: Oncology | ||||||
| 02/20/2020 | Canon Medical Systems Corporation | Automation Platform (Device) | Honoraria | Cash or cash equivalent | $850.00 | General |
| Category: Automated AI Solution | ||||||
| 01/31/2020 | Novocure Inc. | Oncology (Device) | Food and Beverage | Cash or cash equivalent | $97.60 | General |
| Category: Optune | ||||||
| 09/06/2019 | AtriCure, Inc. | — | Travel and Lodging | Cash or cash equivalent | $410.60 | General |
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 12 | 423 | 699 | $226,027 | $28,482 |
| 2022 | 9 | 507 | 863 | $269,295 | $32,263 |
| 2021 | 10 | 558 | 858 | $273,524 | $37,494 |
| 2020 | 8 | 362 | 391 | $161,481 | $24,446 |
Total Patients
1,850
Total Services
2,811
Medicare Billing
$122,686
Procedure Codes
45
All Medicare Procedures & Services
45 procedure records from CMS Medicare Utilization — Page 1 of 2
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 70553 | Mri scan of brain before and after contrast | Facility | 2023 | 80 | 84 | $42,252 | $7,655 | 18.1% |
| 70553 | Mri scan of brain before and after contrast | Office | 2023 | 20 | 20 | $89,660 | $5,532 | 6.2% |
| 70450 | Ct scan head or brain without contrast | Facility | 2023 | 108 | 123 | $23,124 | $4,013 | 17.4% |
| 70498 | Ct scan of blood vessels of neck with contrast | Facility | 2023 | 38 | 38 | $14,630 | $2,606 | 17.8% |
| 70496 | Ct scan of blood vessels of head with contrast | Facility | 2023 | 29 | 29 | $11,165 | $2,014 | 18.0% |
| 70551 | Mri scan of brain without contrast | Facility | 2023 | 33 | 33 | $10,725 | $1,827 | 17.0% |
| 72125 | Ct scan of upper spine without contrast | Facility | 2023 | 34 | 34 | $9,350 | $1,353 | 14.5% |
| 72156 | Mri scan of upper spinal canal before and after contrast | Facility | 2023 | 12 | 12 | $6,228 | $1,088 | 17.5% |
| 72141 | Mri scan of upper spinal canal without contrast | Facility | 2023 | 17 | 17 | $5,542 | $1,025 | 18.5% |
| 70491 | Ct scan of soft tissue of neck with contrast | Facility | 2023 | 14 | 14 | $4,270 | $725.66 | 17.0% |
| 70486 | Ct scan of face without contrast | Facility | 2023 | 14 | 14 | $3,234 | $408.88 | 12.6% |
| A9576 | Injection, gadoteridol, (prohance multipack), per ml | Office | 2023 | 13 | 200 | $4,800 | $213.57 | 4.4% |
| A9585 | Injection, gadobutrol, 0.1 ml | Office | 2023 | 11 | 81 | $1,047 | $21.02 | 2.0% |
| 70450 | Ct scan head or brain without contrast | Facility | 2022 | 182 | 208 | $39,104 | $6,738 | 17.2% |
| 70553 | Mri scan of brain before and after contrast | Facility | 2022 | 71 | 75 | $37,725 | $6,533 | 17.3% |
| 70553 | Mri scan of brain before and after contrast | Office | 2022 | 18 | 18 | $80,694 | $5,138 | 6.4% |
| 70498 | Ct scan of blood vessels of neck with contrast | Facility | 2022 | 46 | 46 | $17,710 | $3,091 | 17.5% |
| 70551 | Mri scan of brain without contrast | Office | 2022 | 15 | 15 | $39,960 | $2,684 | 6.7% |
| 70496 | Ct scan of blood vessels of head with contrast | Facility | 2022 | 39 | 39 | $15,015 | $2,668 | 17.8% |
| 72125 | Ct scan of upper spine without contrast | Facility | 2022 | 61 | 62 | $17,050 | $2,301 | 13.5% |
| 70551 | Mri scan of brain without contrast | Facility | 2022 | 22 | 22 | $7,150 | $1,229 | 17.2% |
| 70491 | Ct scan of soft tissue of neck with contrast | Facility | 2022 | 19 | 20 | $6,100 | $1,108 | 18.2% |
| A9579 | Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml | Office | 2022 | 23 | 347 | $6,246 | $432.90 | 6.9% |
| 70486 | Ct scan of face without contrast | Facility | 2022 | 11 | 11 | $2,541 | $340.65 | 13.4% |
| 70553 | Mri scan of brain before and after contrast | Facility | 2021 | 86 | 90 | $45,270 | $8,095 | 17.9% |
About Dr. Peter Chang, MD
Dr. Peter Chang, MD is a Diagnostic Radiology healthcare provider based in San Francisco, California. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 02/18/2013. The National Provider Identifier (NPI) number assigned to this provider is 1841530458.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Peter Chang, MD has received a total of $33,694 in payments from pharmaceutical and medical device companies, with $2,000 received in 2024. These payments were reported across 31 transactions from 8 companies. The most common payment nature is "Travel and Lodging" ($14,787).
As a Medicare-enrolled provider, Chang has provided services to 1,850 Medicare beneficiaries, totaling 2,811 services with total Medicare billing of $122,686. Data is available for 4 years (2020–2023), covering 45 distinct procedure/service records.
Ad
Practice Information
- Specialty Diagnostic Radiology
- Other Specialties Neuroradiology
- Location San Francisco, CA
- Active Since 02/18/2013
- Last Updated 03/17/2018
- Taxonomy Code 2085R0202X
- Entity Type Individual
- Practice Solo Practitioner
- NPI Number 1841530458
Products in Payments
- Vitrea Software Toshiba Package (Device) $2,500
- Vantage Orian (Device) $2,000
- Automation Platform (Device) $850.00
- CT SCANNER (Device) $176.82
- Oncology (Device) $117.03
- GENERAL KIDNEY STONE DISEASE (Device) $73.15
- Optune (Device) $71.63
- MENTOR MemoryGel Resterilizable Gel Sizer (Device) $46.89
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.
Diagnostic Radiology Doctors in San Francisco
Dr. Jerome Barakos, M.d, M.D
Diagnostic Radiology — Payments: $2.2M
Diagnostic Radiology $2.2M
Dr. Derk Purcell, M.d, M.D
Diagnostic Radiology — Payments: $2.0M
Diagnostic Radiology $2.0M
Blaise Baxter, Md, MD
Diagnostic Radiology — Payments: $1.1M
Diagnostic Radiology $1.1M
Camilla Lindan, Md, MD
Diagnostic Radiology — Payments: $1.1M
Diagnostic Radiology $1.1M
Hari Trivedi, Md, MD
Diagnostic Radiology — Payments: $107,314
Diagnostic Radiology $107,314
Daniel Cooke, Md, MD
Diagnostic Radiology — Payments: $58,072
Diagnostic Radiology $58,072