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Kevin Chen, MD

Hematology & Oncology · Baltimore, MDNPI 1700049707

Payments from drug & device makers

$2,586,691in general payments, 2019–2025

Across 219 payments — averaging $11,811 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.

  • Merck$2.4M
  • G1 Therapeutics, Inc.$85K
  • Morphosys AG$28K
  • E.r. Squibb & Sons, L.L.C.$23K
  • Astrazeneca UK Limited$18K
  • AstraZeneca$16K
  • plus $9K from 6 others

What the payments were for

  • Food & beverage$34090%
  • Education$3710%

Most of this is food and beverage — typically meals provided during product presentations at a clinic or hospital. Nationally that is the single largest category of reported payments by count.

General payments by program year

21
22
23
25

Who reported the general payments

Companies are grouped under their corporate parent — a single manufacturer often files under several CMS reporting entities. Research and ownership payments are counted separately and are not in this table.

What the payments were tied to

Products named in the reported payments. Only payments of $100 or more are attributed here — the typical reported payment nationally is a meal worth about $16, and listing those product-by-product would be noise.

How this compares

$2,586,691 in reported general payments places this provider in the 90th percentile of 242 hematology & oncology providers in Maryland.

See all hematology & oncology providers in Maryland

Medicare billing

Part B allowed, 2024
$261,091
Medicare patients
620
Services billed
3,504

What this is not: this is the amount Original Medicare Part B allowed for services this provider billed in 2024. It is not their income. It excludes Medicare Advantage — now more than half of all Medicare enrollment — along with Medicaid and all commercial insurance, and it is gross practice revenue before staff, rent, supplies and malpractice premiums. CMS also suppresses any figure covering ten or fewer patients, so low-volume providers appear smaller than they are.

Most prescribed under Part D

DrugClaimsCost to plans & patients
RevlimidLenalidomide84$1,487,509
PomalystPomalidomide38$904,040
LenvimaLenvatinib Mesylate28$647,112
TagrissoOsimertinib Mesylate27$564,571
XtandiEnzalutamide39$538,546
Lenalidomide34$482,575
NubeqaDarolutamide35$448,497
CabometyxCabozantinib S-Malate13$321,867
ImbruvicaIbrutinib13$201,753
CalquenceAcalabrutinib Maleate11$169,661
XermeloTelotristat Etiprate12$114,184
EliquisApixaban51$43,217
VenclextaVenetoclax12$22,879
XareltoRivaroxaban12$16,742
Oxycodone Hcl379$6,057

Paid to pharmacies, not to this prescriber.

Companies that both paid and supply prescribed drugs

These companies both reported payments to this provider and make drugs the provider prescribed under Medicare Part D in 2024. For most specialties this overlap is expected — a cardiologist who is paid by a cardiology drugmaker also treats heart disease. It is shown so the reader can see it, not because it implies anything on its own.

CompanyPaid to this providerPart D cost of their drugs
E.r. Squibb & Sons, L.L.C.Pomalyst$22,664$904,04038 claims
AstraZenecaTagrisso, Calquence$15,946$734,23138 claims
Eisai Inc.Lenvima$101$647,11228 claims
Exelixis Inc.Cabometyx$16$321,86713 claims
AbbVieVenclexta$24$22,87912 claims
Johnson & JohnsonXarelto$43$16,74212 claims

Reading this fairly. The Part D column is what drug plans and patients paid pharmacies — this provider received none of it, and it reflects how many patients they treat and what those drugs cost. Against peers, this provider's reported payments sit in the 90th percentile of 242 hematology & oncology providers in Maryland.

Other hematology & oncology in Baltimore

See the full list for Maryland

Where these figures come from

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