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 2 of 7
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 20610 | Aspiration and/or injection of fluid from large joint | Office | 2023 | 25 | 45 | $4,500 | $1,873 | 41.6% |
| 86225 | Measurement of dna antibody, native or double stranded | Office | 2023 | 118 | 142 | $4,260 | $1,869 | 43.9% |
| 77089 | Calculation of trabecular bone score (tbs) using imaging data with interpretation and report on fracture risk | Office | 2023 | 69 | 69 | $4,899 | $1,722 | 35.2% |
| 73120 | X-ray of hand, 2 views | Office | 2023 | 41 | 79 | $4,977 | $1,712 | 34.4% |
| 86039 | Measurement of antibody for assessment of autoimmune disorder, titer | Office | 2023 | 119 | 143 | $3,432 | $1,530 | 44.6% |
| 73620 | X-ray of foot, 2 views | Office | 2023 | 34 | 65 | $4,095 | $1,307 | 31.9% |
| 73560 | X-ray of knee, 1-2 views | Office | 2023 | 25 | 48 | $3,456 | $1,184 | 34.3% |
| 73130 | X-ray of hand, minimum of 3 views | Office | 2023 | 25 | 50 | $4,050 | $1,138 | 28.1% |
| J3489 | Injection, zoledronic acid, 1 mg | Office | 2023 | 35 | 175 | $10,850 | $1,081 | 10.0% |
| 73630 | X-ray of foot, minimum of 3 views | Office | 2023 | 26 | 51 | $4,284 | $966.06 | 22.6% |
| 84443 | Blood test, thyroid stimulating hormone (tsh) | Office | 2023 | 35 | 37 | $2,590 | $592.56 | 22.9% |
| J1030 | Injection, methylprednisolone acetate, 40 mg | Office | 2023 | 44 | 66 | $1,089 | $385.93 | 35.4% |
| 84439 | Thyroxine (thyroid chemical), free | Office | 2023 | 35 | 37 | $1,110 | $318.24 | 28.7% |
| 86431 | Rheumatoid factor level | Office | 2023 | 59 | 59 | $1,003 | $317.38 | 31.6% |
| J7050 | Infusion, normal saline solution, 250 cc | Office | 2023 | 162 | 625 | $10,000 | $312.81 | 3.1% |
| 96375 | Injection of additional new drug or substance into vein | Office | 2023 | 11 | 26 | $1,040 | $264.56 | 25.4% |
| J2930 | Injection, methylprednisolone sodium succinate, up to 125 mg | Office | 2023 | 12 | 34 | $187.00 | $128.29 | 68.6% |
| 82310 | Calcium level, total | Office | 2023 | 15 | 15 | $150.00 | $75.90 | 50.6% |
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | Office | 2023 | 42 | 61 | $1,007 | $5.90 | 0.6% |
| 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 | 2022 | 33 | 15,225 | $960,075 | $527,178 | 54.9% |
| J1745 | Injection, infliximab, excludes biosimilar, 10 mg | Office | 2022 | 47 | 11,350 | $851,250 | $311,191 | 36.6% |
| 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 | 2022 | 18 | 53,600 | $557,440 | $240,359 | 43.1% |
| J0897 | Injection, denosumab, 1 mg | Office | 2022 | 138 | 13,380 | $374,640 | $225,573 | 60.2% |
| J1602 | Injection, golimumab, 1 mg, for intravenous use | Office | 2022 | 22 | 13,450 | $433,950 | $158,143 | 36.4% |
| J3111 | Injection, romosozumab-aqqg, 1 mg | Office | 2022 | 22 | 14,280 | $188,496 | $106,501 | 56.5% |
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.
Internal Medicine Doctors in Huntsville
Dr. James Roy, M.d., Ph.d, M.D., PH.D
Internal Medicine — Payments: $849,153
Internal Medicine $849,153
Dr. Gaurav Aggarwala, M.d, M.D
Internal Medicine — Payments: $115,539
Internal Medicine $115,539
Dr. Kaushik Jain, Do, DO
Internal Medicine — Payments: $61,725
Internal Medicine $61,725
Jeffery Allison, M.d, M.D
Internal Medicine — Payments: $33,217
Internal Medicine $33,217
Ehab El-Bahesh, M.d, M.D
Internal Medicine — Payments: $31,265
Internal Medicine $31,265
Dr. Richard Spera, Md, MD
Internal Medicine — Payments: $23,402
Internal Medicine $23,402