Total Payments
$539.63
2021 Payments
$11.92
Companies
6
Transactions
13
Medicare Patients
18,048
Medicare Billing
$5.3M
Payment Breakdown by Category
Food & Beverage$339.50 (62.9%)
Education$168.88 (31.3%)
Other$31.25 (5.8%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $339.50 | 5 | 62.9% |
| Education | $168.88 | 7 | 31.3% |
| Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | $31.25 | 1 | 5.8% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Seattle Genetics, Inc. | $215.18 | 6 | $0 (2019) |
| Merck Sharp & Dohme Corporation | $115.04 | 2 | $0 (2018) |
| Incyte Corporation | $99.95 | 1 | $0 (2018) |
| E.R. Squibb & Sons, L.L.C. | $66.29 | 2 | $0 (2020) |
| PFIZER INC. | $31.25 | 1 | $0 (2018) |
| Gilead Sciences, Inc. | $11.92 | 1 | $0 (2021) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2021 | $11.92 | 1 | Gilead Sciences, Inc. ($11.92) |
| 2020 | $37.42 | 1 | E.R. Squibb & Sons, L.L.C. ($37.42) |
| 2019 | $12.29 | 1 | Seattle Genetics, Inc. ($12.29) |
| 2018 | $478.00 | 10 | Seattle Genetics, Inc. ($202.89) |
All Payment Transactions
13 individual payment records from CMS Open Payments
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 06/01/2021 | Gilead Sciences, Inc. | — | Education | In-kind items and services | $11.92 | General |
| 01/23/2020 | E.R. Squibb & Sons, L.L.C. | OPDIVO (Biological) | Food and Beverage | Cash or cash equivalent | $37.42 | General |
| Category: Oncology | ||||||
| 03/20/2019 | Seattle Genetics, Inc. | ADCETRIS (Biological) | Education | In-kind items and services | $12.29 | General |
| Category: Oncology | ||||||
| 10/04/2018 | E.R. Squibb & Sons, L.L.C. | OPDIVO (Biological) | Food and Beverage | Cash or cash equivalent | $28.87 | General |
| Category: Oncology | ||||||
| 08/28/2018 | Seattle Genetics, Inc. | ADCETRIS (Biological) | Education | In-kind items and services | $12.29 | General |
| Category: Oncology | ||||||
| 08/09/2018 | Seattle Genetics, Inc. | ADCETRIS (Biological) | Education | In-kind items and services | $12.29 | General |
| Category: Oncology | ||||||
| 08/03/2018 | Seattle Genetics, Inc. | ADCETRIS (Biological) | Food and Beverage | In-kind items and services | $158.17 | General |
| Category: Oncology | ||||||
| 06/30/2018 | PFIZER INC. | BOSULIF (Drug) | 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 | $31.25 | General |
| Category: METABOLIC DISEASE;ONCOLOGY | ||||||
| 06/12/2018 | Merck Sharp & Dohme Corporation | KEYTRUDA (Biological) | Food and Beverage | In-kind items and services | $71.05 | General |
| Category: ONCOLOGY | ||||||
| 06/12/2018 | Merck Sharp & Dohme Corporation | KEYTRUDA (Biological) | Food and Beverage | In-kind items and services | $43.99 | General |
| Category: ONCOLOGY | ||||||
| 04/09/2018 | Seattle Genetics, Inc. | ADCETRIS (Biological) | Education | In-kind items and services | $12.29 | General |
| Category: Oncology | ||||||
| 03/16/2018 | Incyte Corporation | — | Education | Cash or cash equivalent | $99.95 | General |
| 01/11/2018 | Seattle Genetics, Inc. | ADCETRIS (Biological) | Education | In-kind items and services | $7.85 | General |
| Category: Oncology | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 66 | 4,255 | 117,716 | $7.9M | $1.6M |
| 2022 | 72 | 4,551 | 156,945 | $8.4M | $1.6M |
| 2021 | 75 | 4,925 | 92,594 | $5.5M | $1.2M |
| 2020 | 66 | 4,317 | 112,846 | $4.1M | $881,407 |
Total Patients
18,048
Total Services
480,101
Medicare Billing
$5.3M
Procedure Codes
279
All Medicare Procedures & Services
279 procedure records from CMS Medicare Utilization — Page 1 of 12
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| J9271 | Injection, pembrolizumab, 1 mg | Office | 2023 | 22 | 16,600 | $2.4M | $716,027 | 29.5% |
| J9299 | Injection, nivolumab, 1 mg | Office | 2023 | 11 | 12,520 | $1.0M | $275,673 | 26.9% |
| J1568 | Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mg | Office | 2023 | 11 | 5,440 | $1.4M | $183,447 | 13.4% |
| J0881 | Injection, darbepoetin alfa, 1 microgram (non-esrd use) | Office | 2023 | 20 | 42,800 | $898,800 | $101,121 | 11.3% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 221 | 462 | $139,450 | $44,703 | 32.1% |
| 96413 | Administration of chemotherapy into vein, 1 hour or less | Office | 2023 | 110 | 278 | $231,983 | $28,276 | 12.2% |
| J0897 | Injection, denosumab, 1 mg | Office | 2023 | 13 | 1,260 | $87,360 | $23,211 | 26.6% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 237 | 305 | $55,068 | $20,267 | 36.8% |
| J1750 | Injection, iron dextran, 50 mg | Office | 2023 | 42 | 968 | $75,398 | $12,723 | 16.9% |
| J0185 | Injection, aprepitant, 1 mg | Office | 2023 | 28 | 8,450 | $76,050 | $11,224 | 14.8% |
| 88185 | Flow cytometry technique for dna or cell analysis, each additional marker | Office | 2023 | 21 | 527 | $92,225 | $9,337 | 10.1% |
| 96375 | Injection of additional new drug or substance into vein | Office | 2023 | 129 | 724 | $76,020 | $8,676 | 11.4% |
| 96365 | Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Office | 2023 | 66 | 163 | $49,552 | $7,997 | 16.1% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Office | 2023 | 47 | 47 | $27,261 | $7,921 | 29.1% |
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Office | 2023 | 324 | 1,038 | $36,330 | $7,845 | 21.6% |
| 96417 | Administration of additional new drug or substance into vein, 1 hour or less | Office | 2023 | 48 | 132 | $53,740 | $6,650 | 12.4% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2023 | 39 | 45 | $16,959 | $5,896 | 34.8% |
| 80053 | Blood test, comprehensive group of blood chemicals | Office | 2023 | 229 | 513 | $31,806 | $5,267 | 16.6% |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | Office | 2023 | 66 | 79 | $13,272 | $5,244 | 39.5% |
| G0498 | Chemotherapy administration, intravenous infusion technique; initiation of infusion in the office/clinic setting using office/clinic pump/supplies, with continuation of the infusion in the community setting (e.g., home, domiciliary, rest home or assisted l | Office | 2023 | 12 | 28 | $27,608 | $5,085 | 18.4% |
| 82728 | Ferritin (blood protein) level | Office | 2023 | 187 | 322 | $18,676 | $4,290 | 23.0% |
| 36415 | Insertion of needle into vein for collection of blood sample | Office | 2023 | 215 | 485 | $9,215 | $4,027 | 43.7% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 29 | 29 | $13,358 | $3,537 | 26.5% |
| 96366 | Infusion into a vein for therapy, prevention, or diagnosis, each additional hour | Office | 2023 | 23 | 209 | $20,273 | $3,307 | 16.3% |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Facility | 2023 | 31 | 54 | $10,990 | $3,257 | 29.6% |
About Dr. Boon Cheng Kok, MD
Dr. Boon Cheng Kok, MD is a Hematology & Oncology healthcare provider based in Norfolk, Virginia. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 04/25/2006. The National Provider Identifier (NPI) number assigned to this provider is 1255397477.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Boon Cheng Kok, MD has received a total of $539.63 in payments from pharmaceutical and medical device companies, with $11.92 received in 2021. These payments were reported across 13 transactions from 6 companies. The most common payment nature is "Food and Beverage" ($339.50).
As a Medicare-enrolled provider, Kok has provided services to 18,048 Medicare beneficiaries, totaling 480,101 services with total Medicare billing of $5.3M. Data is available for 4 years (2020–2023), covering 279 distinct procedure/service records.
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Practice Information
- Specialty Hematology & Oncology
- Other Specialties Hematology & Oncology
- Location Norfolk, VA
- Active Since 04/25/2006
- Last Updated 04/12/2011
- Taxonomy Code 207RH0003X
- Entity Type Individual
- NPI Number 1255397477
Products in Payments
- ADCETRIS (Biological) $215.18
- KEYTRUDA (Biological) $115.04
- OPDIVO (Biological) $66.29
- BOSULIF (Drug) $31.25
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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.
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