Total Payments
$11,167
2024 Payments
$807.72
Companies
19
Transactions
40
Medicare Patients
983
Medicare Billing
$89,844
Payment Breakdown by Category
Consulting$7,525 (67.4%)
Food & Beverage$1,542 (13.8%)
Other$1,275 (11.4%)
Travel$690.04 (6.2%)
Education$135.00 (1.2%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Consulting Fee | $7,525 | 3 | 67.4% |
| Food and Beverage | $1,542 | 30 | 13.8% |
| Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | $1,275 | 3 | 11.4% |
| Travel and Lodging | $690.04 | 2 | 6.2% |
| Education | $135.00 | 2 | 1.2% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $7,740 | 8 | $0 (2023) |
| Pharmacyclics LLC, An AbbVie Company | $860.68 | 5 | $0 (2023) |
| BeiGene USA, Inc. | $675.00 | 1 | $0 (2024) |
| AstraZeneca Pharmaceuticals LP | $525.00 | 2 | $0 (2017) |
| GENZYME CORPORATION | $208.80 | 3 | $0 (2024) |
| Seagen Inc. | $150.82 | 2 | $0 (2023) |
| Biocompatibles, Inc. | $141.59 | 1 | $0 (2017) |
| Blueprint Medicines Corporation | $124.99 | 1 | $0 (2022) |
| EISAI INC. | $124.99 | 1 | $0 (2022) |
| Janssen Biotech, Inc. | $114.98 | 2 | $0 (2023) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $807.72 | 5 | BeiGene USA, Inc. ($675.00) |
| 2023 | $1,721 | 13 | Bayer Healthcare Pharmaceuticals Inc. ($1,370) |
| 2022 | $6,745 | 10 | Bayer HealthCare Pharmaceuticals Inc. ($6,370) |
| 2021 | $135.00 | 2 | Janssen Biotech, Inc. ($90.00) |
| 2020 | $319.52 | 5 | Seagen Inc. ($125.00) |
| 2019 | $22.78 | 1 | Novartis Pharmaceuticals Corporation ($22.78) |
| 2017 | $1,417 | 4 | Pharmacyclics LLC, An AbbVie Company ($750.00) |
All Payment Transactions
40 individual payment records from CMS Open Payments — Page 1 of 2
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 11/26/2024 | BeiGene USA, Inc. | BRUKINSA (Drug) | Consulting Fee | Cash or cash equivalent | $675.00 | General |
| Category: Oncology | ||||||
| 10/28/2024 | Lilly USA, LLC | VERZENIO (Drug), JAYPIRCA | Food and Beverage | In-kind items and services | $19.30 | General |
| Category: Oncology | ||||||
| 06/12/2024 | GENZYME CORPORATION | ENJAYMO (Biological), CABLIVI | Food and Beverage | In-kind items and services | $57.21 | General |
| Category: Hematology | ||||||
| 02/09/2024 | Merck Sharp & Dohme LLC | KEYTRUDA (Biological), WELIREG | Food and Beverage | In-kind items and services | $24.11 | General |
| Category: ONCOLOGY | ||||||
| 01/16/2024 | Novartis Pharmaceuticals Corporation | Fabhalta (Drug) | Food and Beverage | In-kind items and services | $32.10 | General |
| Category: Immunology | ||||||
| 10/25/2023 | Merck Sharp & Dohme LLC | KEYTRUDA (Biological) | Food and Beverage | In-kind items and services | $33.67 | General |
| Category: ONCOLOGY | ||||||
| 10/13/2023 | Astellas Pharma US Inc | Xospata (Drug) | Food and Beverage | In-kind items and services | $19.46 | General |
| Category: Oncology | ||||||
| 09/28/2023 | GENZYME CORPORATION | SARCLISA (Biological) | Food and Beverage | In-kind items and services | $26.59 | General |
| Category: Oncology | ||||||
| 09/26/2023 | Janssen Biotech, Inc. | IMBRUVICA (Drug), DARZALEX | Food and Beverage | In-kind items and services | $24.98 | General |
| Category: Oncology | ||||||
| 08/31/2023 | Merck Sharp & Dohme LLC | KEYTRUDA (Biological), LYNPARZA | Food and Beverage | In-kind items and services | $11.85 | General |
| Category: ONCOLOGY | ||||||
| 08/25/2023 | Novartis Pharmaceuticals Corporation | — | Food and Beverage | In-kind items and services | $27.02 | General |
| 08/17/2023 | Merck Sharp & Dohme LLC | KEYTRUDA (Biological), LYNPARZA | Food and Beverage | In-kind items and services | $18.16 | General |
| Category: ONCOLOGY | ||||||
| 06/30/2023 | Pharmacyclics LLC, An AbbVie Company | IMBRUVICA (Drug), EPKINLY | Food and Beverage | In-kind items and services | $21.00 | General |
| Category: ONCOLOGY | ||||||
| 06/22/2023 | Pharmacyclics LLC, An AbbVie Company | IMBRUVICA (Drug) | Food and Beverage | In-kind items and services | $21.79 | General |
| Category: ONCOLOGY | ||||||
| 05/25/2023 | Bayer Healthcare Pharmaceuticals Inc. | Nubeqa (Drug) | Consulting Fee | Cash or cash equivalent | $1,370.00 | General |
| Category: Oncology | ||||||
| 05/23/2023 | Pharmacyclics LLC, An AbbVie Company | IMBRUVICA (Drug) | Food and Beverage | In-kind items and services | $28.31 | General |
| Category: ONCOLOGY | ||||||
| 05/13/2023 | Spark Therapeutics, Inc. | — | Food and Beverage | In-kind items and services | $92.01 | General |
| 03/30/2023 | Seagen Inc. | ADCETRIS (Biological) | Food and Beverage | In-kind items and services | $25.82 | General |
| Category: Oncology | ||||||
| 10/21/2022 | Bayer HealthCare Pharmaceuticals Inc. | Nubeqa (Drug) | Consulting Fee | Cash or cash equivalent | $5,480.00 | General |
| Category: Oncology | ||||||
| 10/21/2022 | Bayer HealthCare Pharmaceuticals Inc. | Nubeqa (Drug) | Travel and Lodging | In-kind items and services | $398.16 | General |
| Category: Oncology | ||||||
| 10/21/2022 | Bayer HealthCare Pharmaceuticals Inc. | Nubeqa (Drug) | Food and Beverage | In-kind items and services | $72.15 | General |
| Category: Oncology | ||||||
| 10/21/2022 | Bayer HealthCare Pharmaceuticals Inc. | Nubeqa (Drug) | Food and Beverage | In-kind items and services | $61.46 | General |
| Category: Oncology | ||||||
| 10/21/2022 | Bayer HealthCare Pharmaceuticals Inc. | Nubeqa (Drug) | Food and Beverage | In-kind items and services | $36.56 | General |
| Category: Oncology | ||||||
| 10/21/2022 | Bayer HealthCare Pharmaceuticals Inc. | Nubeqa (Drug) | Food and Beverage | In-kind items and services | $29.39 | General |
| Category: Oncology | ||||||
| 10/20/2022 | Bayer HealthCare Pharmaceuticals Inc. | Nubeqa (Drug) | Travel and Lodging | In-kind items and services | $291.88 | General |
| Category: Oncology | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 5 | 230 | 357 | $87,105 | $17,040 |
| 2022 | 8 | 289 | 560 | $152,190 | $26,750 |
| 2021 | 8 | 313 | 554 | $153,102 | $30,409 |
| 2020 | 7 | 151 | 254 | $63,317 | $15,645 |
Total Patients
983
Total Services
1,725
Medicare Billing
$89,844
Procedure Codes
28
All Medicare Procedures & Services
28 procedure records from CMS Medicare Utilization — Page 1 of 2
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Facility | 2023 | 73 | 152 | $32,680 | $7,208 | 22.1% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Facility | 2023 | 50 | 62 | $19,840 | $4,534 | 22.9% |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | Facility | 2023 | 58 | 85 | $14,450 | $1,911 | 13.2% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Facility | 2023 | 17 | 17 | $8,245 | $1,836 | 22.3% |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | Facility | 2023 | 32 | 41 | $11,890 | $1,551 | 13.0% |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | Facility | 2022 | 76 | 197 | $57,130 | $9,059 | 15.9% |
| 99443 | Telephone medical discussion with physician, 21-30 minutes | Facility | 2022 | 47 | 92 | $37,720 | $6,385 | 16.9% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Facility | 2022 | 49 | 90 | $19,350 | $4,195 | 21.7% |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | Facility | 2022 | 55 | 115 | $19,550 | $2,960 | 15.1% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Facility | 2022 | 19 | 22 | $7,040 | $1,558 | 22.1% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Facility | 2022 | 13 | 13 | $6,305 | $1,444 | 22.9% |
| 99221 | Initial hospital inpatient care per day, typically 30 minutes | Facility | 2022 | 13 | 13 | $3,835 | $1,046 | 27.3% |
| 99211 | Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | Facility | 2022 | 17 | 18 | $1,260 | $102.89 | 8.2% |
| 99443 | Physician telephone patient service, 21-30 minutes of medical discussion | Facility | 2021 | 69 | 142 | $56,015 | $10,755 | 19.2% |
| 99442 | Physician telephone patient service, 11-20 minutes of medical discussion | Facility | 2021 | 68 | 124 | $34,707 | $6,079 | 17.5% |
| 99213 | Established patient outpatient visit, total time 20-29 minutes | Facility | 2021 | 58 | 121 | $26,015 | $6,043 | 23.2% |
| 99212 | Established patient outpatient visit, total time 10-19 minutes | Facility | 2021 | 53 | 87 | $14,790 | $2,464 | 16.7% |
| 99214 | Established patient outpatient visit, total time 30-39 minutes | Facility | 2021 | 22 | 25 | $8,000 | $1,685 | 21.1% |
| 99204 | New patient outpatient visit, total time 45-59 minutes | Facility | 2021 | 12 | 12 | $5,820 | $1,266 | 21.8% |
| 99221 | Initial hospital inpatient care, typically 30 minutes per day | Facility | 2021 | 14 | 14 | $4,130 | $1,184 | 28.7% |
| 99231 | Subsequent hospital inpatient care, typically 15 minutes per day | Facility | 2021 | 17 | 29 | $3,625 | $932.93 | 25.7% |
| 99214 | Established patient office or other outpatient, visit typically 25 minutes | Facility | 2020 | 36 | 89 | $28,480 | $5,637 | 19.8% |
| 99443 | Physician telephone patient service, 21-30 minutes of medical discussion | Facility | 2020 | 35 | 58 | $9,570 | $3,895 | 40.7% |
| 99232 | Subsequent hospital inpatient care, typically 25 minutes per day | Facility | 2020 | 28 | 45 | $9,675 | $2,533 | 26.2% |
| 99205 | New patient office or other outpatient visit, typically 60 minutes | Facility | 2020 | 12 | 12 | $7,260 | $1,566 | 21.6% |
About Dr. Chien-Shing Chen, M.D
Dr. Chien-Shing Chen, M.D is a Medical Oncology healthcare provider based in Loma Linda, California. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 07/03/2006. The National Provider Identifier (NPI) number assigned to this provider is 1073542692.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Chien-Shing Chen, M.D has received a total of $11,167 in payments from pharmaceutical and medical device companies, with $807.72 received in 2024. These payments were reported across 40 transactions from 19 companies. The most common payment nature is "Consulting Fee" ($7,525).
As a Medicare-enrolled provider, Chen has provided services to 983 Medicare beneficiaries, totaling 1,725 services with total Medicare billing of $89,844. Data is available for 4 years (2020–2023), covering 28 distinct procedure/service records.
Ad
Practice Information
- Specialty Medical Oncology
- Location Loma Linda, CA
- Active Since 07/03/2006
- Last Updated 07/16/2008
- Taxonomy Code 207RX0202X
- Entity Type Individual
- NPI Number 1073542692
Products in Payments
- Nubeqa (Drug) $7,740
- Imbruvica (Drug) $789.58
- BRUKINSA (Drug) $675.00
- TAGRISSO (Drug) $525.00
- IMBRUVICA (Drug) $186.08
- ADCETRIS (Biological) $150.82
- THERASPHERE - BIO (Device) $141.59
- CABLIVI (Biological) $125.00
- AYVAKIT (Drug) $124.99
- Lenvima (Drug) $124.99
- KEYTRUDA (Biological) $87.79
- NERLYNX (Drug) $59.68
- ENJAYMO (Biological) $57.21
- TAZVERIK (Drug) $45.00
- Fabhalta (Drug) $32.10
- SARCLISA (Biological) $26.59
- ADAKVEO (Biological) $22.78
- Xospata (Drug) $19.46
- VERZENIO (Drug) $19.30
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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.