Total Payments
$24,543
2024 Payments
$2,790
Companies
44
Transactions
1,388
Medicare Patients
23,009
Medicare Billing
$8.5M
Payment Breakdown by Category
Food & Beverage$23,185 (94.5%)
Other$540.00 (2.2%)
Consulting$510.00 (2.1%)
Education$307.81 (1.3%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $23,185 | 1,360 | 94.5% |
| Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | $540.00 | 14 | 2.2% |
| Consulting Fee | $510.00 | 6 | 2.1% |
| Education | $307.81 | 8 | 1.3% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| ABBVIE INC. | $6,145 | 301 | $0 (2024) |
| Amgen Inc. | $3,296 | 191 | $0 (2024) |
| UCB, Inc. | $1,939 | 180 | $0 (2024) |
| Novartis Pharmaceuticals Corporation | $1,484 | 104 | $0 (2024) |
| Janssen Biotech, Inc. | $1,387 | 96 | $0 (2024) |
| Genentech USA, Inc. | $1,104 | 77 | $0 (2024) |
| GlaxoSmithKline, LLC. | $1,101 | 44 | $0 (2024) |
| PFIZER INC. | $1,099 | 84 | $0 (2024) |
| Celgene Corporation | $738.69 | 22 | $0 (2019) |
| AstraZeneca Pharmaceuticals LP | $690.79 | 34 | $0 (2024) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $2,790 | 147 | ABBVIE INC. ($887.98) |
| 2023 | $3,620 | 181 | AbbVie Inc. ($1,010) |
| 2022 | $3,537 | 182 | ABBVIE INC. ($966.04) |
| 2021 | $3,142 | 181 | AbbVie Inc. ($894.86) |
| 2020 | $1,894 | 115 | AbbVie Inc. ($747.17) |
| 2019 | $3,458 | 180 | AbbVie, Inc. ($712.46) |
| 2018 | $3,071 | 198 | AbbVie, Inc. ($575.67) |
| 2017 | $3,030 | 204 | SANOFI-AVENTIS U.S. LLC ($540.00) |
All Payment Transactions
1,388 individual payment records from CMS Open Payments — Page 1 of 56
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 12/18/2024 | ABBVIE INC. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $11.59 | General |
| Category: IMMUNOLOGY | ||||||
| 12/16/2024 | UCB, Inc. | Bimzelx (Biological) | Food and Beverage | In-kind items and services | $11.96 | General |
| Category: Immunology | ||||||
| 12/13/2024 | Novartis Pharmaceuticals Corporation | COSENTYX (Drug) | Food and Beverage | In-kind items and services | $11.80 | General |
| Category: Dermatology | ||||||
| 12/11/2024 | ABBVIE INC. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $24.45 | General |
| Category: IMMUNOLOGY | ||||||
| 12/09/2024 | GlaxoSmithKline, LLC. | BENLYSTA (Biological) | Food and Beverage | In-kind items and services | $23.15 | General |
| Category: IMMUNOLOGY | ||||||
| 12/06/2024 | UCB, Inc. | Bimzelx (Biological) | Food and Beverage | In-kind items and services | $18.49 | General |
| Category: Immunology | ||||||
| 12/05/2024 | Fresenius Kabi USA, LLC | — | Food and Beverage | In-kind items and services | $18.75 | General |
| 12/04/2024 | AstraZeneca Pharmaceuticals LP | SAPHNELO (Biological) | Food and Beverage | In-kind items and services | $14.63 | General |
| Category: Inflammation and Autoimmunity | ||||||
| 12/04/2024 | AstraZeneca Pharmaceuticals LP | SAPHNELO (Biological) | Food and Beverage | In-kind items and services | $0.55 | General |
| Category: Inflammation and Autoimmunity | ||||||
| 12/03/2024 | Amgen Inc. | EVENITY (Biological), Prolia | Food and Beverage | In-kind items and services | $11.01 | General |
| Category: Bone Health | ||||||
| 11/25/2024 | ABBVIE INC. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $27.37 | General |
| Category: IMMUNOLOGY | ||||||
| 11/22/2024 | ABBVIE INC. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $15.12 | General |
| Category: IMMUNOLOGY | ||||||
| 11/22/2024 | ABBVIE INC. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $4.80 | General |
| Category: IMMUNOLOGY | ||||||
| 11/21/2024 | GlaxoSmithKline, LLC. | BENLYSTA (Biological) | Food and Beverage | In-kind items and services | $15.73 | General |
| Category: IMMUNOLOGY | ||||||
| 11/20/2024 | Novartis Pharmaceuticals Corporation | COSENTYX (Drug) | Food and Beverage | In-kind items and services | $11.42 | General |
| Category: Dermatology | ||||||
| 11/19/2024 | UCB, Inc. | Bimzelx (Biological) | Food and Beverage | In-kind items and services | $15.74 | General |
| Category: Immunology | ||||||
| 11/14/2024 | Kiniksa Pharmaceuticals International, plc | Arcalyst (Drug) | Food and Beverage | In-kind items and services | $22.19 | General |
| Category: Not Applicable | ||||||
| 11/13/2024 | ABBVIE INC. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $20.74 | General |
| Category: IMMUNOLOGY | ||||||
| 11/12/2024 | Janssen Biotech, Inc. | TREMFYA (Drug) | Food and Beverage | In-kind items and services | $13.62 | General |
| Category: Immunology | ||||||
| 11/11/2024 | Novartis Pharmaceuticals Corporation | COSENTYX (Drug) | Food and Beverage | In-kind items and services | $24.92 | General |
| Category: Dermatology | ||||||
| 11/08/2024 | Amgen Inc. | EVENITY (Biological) | Food and Beverage | In-kind items and services | $28.46 | General |
| Category: Bone Health | ||||||
| 11/07/2024 | ABBVIE INC. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $32.71 | General |
| Category: IMMUNOLOGY | ||||||
| 11/05/2024 | Fresenius Kabi USA, LLC | — | Food and Beverage | In-kind items and services | $16.95 | General |
| 10/30/2024 | ABBVIE INC. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $20.00 | General |
| Category: IMMUNOLOGY | ||||||
| 10/28/2024 | Organon Llc | HADLIMA (Drug) | Food and Beverage | In-kind items and services | $17.71 | General |
| Category: ADALIMUMAB-BWWD | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 44 | 5,501 | 151,649 | $4.4M | $2.0M |
| 2022 | 42 | 5,616 | 151,294 | $4.2M | $1.9M |
| 2021 | 43 | 5,551 | 126,689 | $4.5M | $2.2M |
| 2020 | 41 | 6,341 | 115,380 | $4.8M | $2.3M |
Total Patients
23,009
Total Services
545,012
Medicare Billing
$8.5M
Procedure Codes
170
All Medicare Procedures & Services
170 procedure records from CMS Medicare Utilization — Page 1 of 7
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| J0129 | Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | Office | 2023 | 37 | 15,375 | $968,625 | $518,090 | 53.5% |
| J1745 | Injection, infliximab, excludes biosimilar, 10 mg | Office | 2023 | 41 | 10,040 | $753,000 | $254,643 | 33.8% |
| J0717 | Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | Office | 2023 | 16 | 60,800 | $632,320 | $237,112 | 37.5% |
| J0897 | Injection, denosumab, 1 mg | Office | 2023 | 128 | 12,240 | $342,720 | $222,938 | 65.0% |
| J1602 | Injection, golimumab, 1 mg, for intravenous use | Office | 2023 | 28 | 19,024 | $437,552 | $199,713 | 45.6% |
| J3111 | Injection, romosozumab-aqqg, 1 mg | Office | 2023 | 24 | 20,160 | $266,112 | $159,247 | 59.8% |
| J9312 | Injection, rituximab, 10 mg | Office | 2023 | 11 | 2,410 | $277,150 | $153,220 | 55.3% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 499 | 1,208 | $173,952 | $98,656 | 56.7% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 421 | 889 | $85,344 | $53,707 | 62.9% |
| 96413 | Administration of chemotherapy into vein, 1 hour or less | Office | 2023 | 66 | 307 | $69,075 | $27,312 | 39.5% |
| 86235 | Measurement of antibody for assessment of autoimmune disorder, any method | Office | 2023 | 119 | 1,137 | $43,206 | $19,505 | 45.1% |
| 96365 | Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Office | 2023 | 100 | 327 | $33,354 | $14,716 | 44.1% |
| 80053 | Blood test, comprehensive group of blood chemicals | Office | 2023 | 400 | 759 | $30,360 | $7,796 | 25.7% |
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Office | 2023 | 451 | 932 | $18,640 | $7,013 | 37.6% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 62 | 62 | $11,780 | $6,762 | 57.4% |
| 77080 | Dxa bone density measurement of hip, pelvis, spine | Office | 2023 | 186 | 186 | $46,500 | $6,256 | 13.5% |
| 96372 | Injection of drug or substance under skin or into muscle | Office | 2023 | 158 | 607 | $17,603 | $6,194 | 35.2% |
| 96415 | Administration of chemotherapy into vein, each additional hour | Office | 2023 | 48 | 287 | $14,637 | $5,732 | 39.2% |
| 82306 | Vitamin d-3 level | Office | 2023 | 176 | 202 | $33,633 | $5,707 | 17.0% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Office | 2023 | 37 | 37 | $9,472 | $5,590 | 59.0% |
| 82550 | Creatine kinase (cardiac enzyme) level, total | Office | 2023 | 373 | 710 | $12,780 | $4,525 | 35.4% |
| 36415 | Insertion of needle into vein for collection of blood sample | Office | 2023 | 386 | 694 | $4,164 | $4,049 | 97.2% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2023 | 32 | 33 | $6,270 | $3,396 | 54.2% |
| 84550 | Uric acid level, blood | Office | 2023 | 372 | 709 | $12,053 | $3,137 | 26.0% |
| 85651 | Red blood cell sedimentation rate, to detect inflammation, non-automated | Office | 2023 | 398 | 687 | $10,305 | $2,857 | 27.7% |
About Kun Chen, MD, PHD
Kun Chen, MD, PHD is a Internal Medicine healthcare provider based in Huntsville, Alabama. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 05/31/2007. The National Provider Identifier (NPI) number assigned to this provider is 1730380056.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Kun Chen, MD, PHD has received a total of $24,543 in payments from pharmaceutical and medical device companies, with $2,790 received in 2024. These payments were reported across 1,388 transactions from 44 companies. The most common payment nature is "Food and Beverage" ($23,185).
As a Medicare-enrolled provider, Chen has provided services to 23,009 Medicare beneficiaries, totaling 545,012 services with total Medicare billing of $8.5M. Data is available for 4 years (2020–2023), covering 170 distinct procedure/service records.
Ad
Practice Information
- Specialty Internal Medicine
- Other Specialties Rheumatology
- Location Huntsville, AL
- Active Since 05/31/2007
- Last Updated 01/09/2025
- Taxonomy Code 207R00000X
- Entity Type Individual
- NPI Number 1730380056
Products in Payments
- RINVOQ (Biological) $3,007
- Cimzia (Drug) $1,878
- Enbrel (Biological) $1,740
- Humira (Biological) $1,277
- COSENTYX (Biological) $1,068
- BENLYSTA (Biological) $987.06
- XELJANZ (Drug) $945.87
- ACTHAR (Biological) $779.38
- Otezla (Drug) $734.10
- EVENITY (Biological) $694.66
- SAPHNELO (Biological) $690.79
- SKYRIZI (Biological) $649.47
- TREMFYA (Drug) $641.00
- Rituxan (Biological) $640.92
- ORENCIA (Biological) $576.59
- SYNVISC-ONE (Device) $540.00
- RINVOQ (Drug) $524.40
- Actemra (Biological) $463.06
- OFEV (Drug) $425.62
- SIMPONI ARIA (Biological) $406.57
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.
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