Total Payments
$5,353
2024 Payments
$78.61
Companies
4
Transactions
11
Medicare Patients
4,415
Medicare Billing
$452,139
Payment Breakdown by Category
Consulting$4,660 (87.0%)
Food & Beverage$419.49 (7.8%)
Travel$273.96 (5.1%)
Other$0.00 (0.0%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Consulting Fee | $4,660 | 2 | 87.0% |
| Food and Beverage | $419.49 | 8 | 7.8% |
| Travel and Lodging | $273.96 | 1 | 5.1% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Gilead Sciences, Inc. | $5,074 | 7 | $0 (2024) |
| Boston Scientific Corporation | $200.15 | 2 | $0 (2022) |
| GlaxoSmithKline, LLC. | $50.15 | 1 | $0 (2024) |
| Mauna Kea Technologies, Inc. | $28.75 | 1 | $0 (2022) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $78.61 | 2 | GlaxoSmithKline, LLC. ($50.15) |
| 2022 | $112.19 | 2 | Boston Scientific Corporation ($83.44) |
| 2021 | $2,060 | 1 | Gilead Sciences, Inc. ($2,060) |
| 2020 | $116.71 | 1 | Boston Scientific Corporation ($116.71) |
| 2019 | $2,986 | 5 | Gilead Sciences, Inc. ($2,986) |
All Payment Transactions
11 individual payment records from CMS Open Payments
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 11/17/2024 | GlaxoSmithKline, LLC. | — | Food and Beverage | In-kind items and services | $50.15 | General |
| 09/09/2024 | Gilead Sciences, Inc. | — | Food and Beverage | In-kind items and services | $28.46 | General |
| 12/08/2022 | Boston Scientific Corporation | General - Biopsy (Device) | Food and Beverage | In-kind items and services | $83.44 | General |
| Category: General - Biopsy_ENDO | ||||||
| 11/07/2022 | Mauna Kea Technologies, Inc. | — | Food and Beverage | Cash or cash equivalent | $28.75 | General |
| 03/31/2021 | Gilead Sciences, Inc. | Vemlidy (Drug) | Consulting Fee | Cash or cash equivalent | $2,060.00 | General |
| Category: HBV | ||||||
| 03/05/2020 | Boston Scientific Corporation | ROTABLATOR (Device) | Food and Beverage | In-kind items and services | $116.71 | General |
| Category: ATHERECTOMY | ||||||
| 06/05/2019 | Gilead Sciences, Inc. | Vemlidy (Drug) | Consulting Fee | Cash or cash equivalent | $2,600.00 | General |
| Category: HBV | ||||||
| 05/23/2019 | Gilead Sciences, Inc. | Vemlidy (Drug) | Travel and Lodging | In-kind items and services | $273.96 | General |
| Category: HBV | ||||||
| 05/23/2019 | Gilead Sciences, Inc. | Vemlidy (Drug) | Food and Beverage | In-kind items and services | $50.00 | General |
| Category: HBV | ||||||
| 05/23/2019 | Gilead Sciences, Inc. | Vemlidy (Drug) | Food and Beverage | In-kind items and services | $37.50 | General |
| Category: HBV | ||||||
| 05/23/2019 | Gilead Sciences, Inc. | Vemlidy (Drug) | Food and Beverage | In-kind items and services | $24.48 | General |
| Category: HBV | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 15 | 1,185 | 1,237 | $1.2M | $127,488 |
| 2022 | 15 | 1,156 | 1,229 | $1.0M | $117,842 |
| 2021 | 16 | 1,192 | 1,253 | $1.1M | $120,289 |
| 2020 | 14 | 882 | 902 | $824,398 | $86,520 |
Total Patients
4,415
Total Services
4,621
Medicare Billing
$452,139
Procedure Codes
60
All Medicare Procedures & Services
60 procedure records from CMS Medicare Utilization — Page 1 of 3
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Facility | 2023 | 251 | 251 | $595,076 | $56,889 | 9.6% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2023 | 96 | 111 | $54,279 | $18,381 | 33.9% |
| 45390 | Removal of large bowel tissue using a flexible endoscope | Facility | 2023 | 30 | 30 | $51,262 | $9,340 | 18.2% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 67 | 69 | $25,116 | $8,252 | 32.9% |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Facility | 2023 | 104 | 104 | $112,658 | $7,784 | 6.9% |
| 45380 | Biopsy of large bowel using a flexible endoscope | Facility | 2023 | 159 | 159 | $216,729 | $7,690 | 3.5% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Office | 2023 | 23 | 23 | $16,031 | $4,731 | 29.5% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 24 | 24 | $13,296 | $3,440 | 25.9% |
| G0105 | Colorectal cancer screening; colonoscopy on individual at high risk | Facility | 2023 | 14 | 14 | $21,196 | $2,953 | 13.9% |
| 91200 | Measurement of liver stiffness | Office | 2023 | 67 | 69 | $11,040 | $2,131 | 19.3% |
| G2212 | Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Office | 2023 | 25 | 56 | $7,286 | $1,668 | 22.9% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 20 | 20 | $4,940 | $1,573 | 31.8% |
| G0500 | Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | Facility | 2023 | 280 | 282 | $67,116 | $1,339 | 2.0% |
| 43235 | Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Facility | 2023 | 11 | 11 | $14,500 | $1,100 | 7.6% |
| 99211 | Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | Office | 2023 | 14 | 14 | $1,036 | $216.67 | 20.9% |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Facility | 2022 | 207 | 207 | $475,504 | $44,429 | 9.3% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2022 | 95 | 115 | $54,625 | $19,328 | 35.4% |
| 45390 | Removal of large bowel tissue using a flexible endoscope | Facility | 2022 | 31 | 31 | $49,828 | $9,267 | 18.6% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Office | 2022 | 38 | 38 | $25,460 | $7,490 | 29.4% |
| 45380 | Biopsy of large bowel using a flexible endoscope | Facility | 2022 | 129 | 129 | $173,419 | $7,043 | 4.1% |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Facility | 2022 | 94 | 95 | $99,796 | $6,581 | 6.6% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2022 | 47 | 52 | $18,356 | $5,955 | 32.4% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2022 | 25 | 25 | $13,450 | $3,957 | 29.4% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2022 | 38 | 41 | $9,840 | $3,317 | 33.7% |
| G0105 | Colorectal cancer screening; colonoscopy on individual at high risk | Facility | 2022 | 15 | 15 | $21,735 | $3,197 | 14.7% |
About Dr. Erick Chan, MD
Dr. Erick Chan, MD is a Gastroenterology healthcare provider based in Palo Alto, California. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 12/14/2006. The National Provider Identifier (NPI) number assigned to this provider is 1497817746.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Erick Chan, MD has received a total of $5,353 in payments from pharmaceutical and medical device companies, with $78.61 received in 2024. These payments were reported across 11 transactions from 4 companies. The most common payment nature is "Consulting Fee" ($4,660).
As a Medicare-enrolled provider, Chan has provided services to 4,415 Medicare beneficiaries, totaling 4,621 services with total Medicare billing of $452,139. Data is available for 4 years (2020–2023), covering 60 distinct procedure/service records.
Ad
Practice Information
- Specialty Gastroenterology
- Other Specialties Gastroenterology
- Location Palo Alto, CA
- Active Since 12/14/2006
- Last Updated 05/27/2020
- Taxonomy Code 207RG0100X
- Entity Type Individual
- NPI Number 1497817746
Products in Payments
- Vemlidy (Drug) $5,046
- ROTABLATOR (Device) $116.71
- General - Biopsy (Device) $83.44
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.
Gastroenterology Doctors in Palo Alto
Dr. Ryan Mcconnell, Md, MD
Gastroenterology — Payments: $133,556
Gastroenterology $133,556
Harry Greenberg, Md, MD
Gastroenterology — Payments: $100,731
Gastroenterology $100,731
Samer Eldika, M.d, M.D
Gastroenterology — Payments: $21,068
Gastroenterology $21,068
Ms. Joanne Imperial, Md, MD
Gastroenterology — Payments: $15,915
Gastroenterology $15,915
Andrew Roorda, M.d, M.D
Gastroenterology — Payments: $4,894
Gastroenterology $4,894
Dr. Yasser Bhat, M.d, M.D
Gastroenterology — Payments: $4,483
Gastroenterology $4,483