RxDoctor Payments Data

Ajithkumar Puthillath, MD

Medical Oncology · Stockton, CANPI 1225275233

Payments from drug & device makers

$17,685in general payments, 2019–2025

Across 469 payments — averaging $37.71 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.

  • Gilead$4K
  • Novartis$4K
  • Karyopharm Therapeutics Inc.$806
  • Pfizer$578
  • Johnson & Johnson$551
  • Seagen Inc.$532
  • plus $7K from 54 others
$8,409in research payments, 2019–2025

Across 10 payments — averaging $840.93 each. Payments tied to a research study. These frequently flow through the physician to a hospital or research institution rather than to the physician personally.

  • Medtronic$5K
  • Eli Lilly$4K

What the payments were for

  • Consulting fees$3,60020%
  • Travel & lodging$6814%
  • Food & beverage$8,65849%
  • Education$1,3217%
  • Other$3,41119%

General payments by program year

19
20
21
22
23
24
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.

CompanyPaymentsTotal
Gilead(2 entities)28$4,174
Novartis71$4,002
Karyopharm Therapeutics Inc.3$806
Pfizer45$578
Johnson & Johnson29$551
Seagen Inc.12$532
E.r. Squibb & Sons, L.L.C.25$473
AstraZeneca15$391
Incyte Corporation10$381
Astellas Pharma US Inc10$322
Bristol Myers Squibb11$296
Regeneron Healthcare Solutions, Inc.8$287
Genentech USA, Inc.13$273
Beigene USA, Inc.13$259
Lilly USA, LLC8$251
Merck11$238
Takeda Pharmaceuticals U.S.A., Inc.5$228
AbbVie10$221
Pharmacyclics LLC, An Abbvie Company7$212
Sanofi10$210
Amgen9$193
Servier Pharmaceuticals LLC5$183
Heron Therapeutics, Inc.4$156
GSK6$154
Array Biopharma Inc6$147
Puma Biotechnology, Inc.6$109
Beone Medicines USA, Inc.5$102
Daiichi Sankyo Inc.5$101
Octapharma USA, Inc.2$98
Eisai Inc.4$97
Janssen Scientific Affairs, LLC1$95
Springworks Therapeutics, Inc.3$94
Blueprint Medicines Corporation3$83
Blue Earth Diagnostics4$83
Myovant Sciences Inc.3$78
Boehringer Ingelheim3$74
Rigel Pharmaceuticals, Inc.3$67
Sun Pharmaceutical Industries Inc.3$62
Exelixis Inc.3$59
Tersera Therapeutics LLC2$40
Tempus AI, Inc2$40
Coherus Oncology, Inc.1$40
Fennec Pharmaceuticals, Inc.2$39
Myriad Genetic Laboratories, Inc.2$36
EMD Serono, Inc.2$36
Deciphera Pharmaceuticals Inc.1$34
Stemline Therapeutics Inc.2$33
Medtronic1$33
Organon1$32
Clovis Oncology, Inc.2$31
Foundation Medicine, Inc.1$31
Avyxa Pharma, LLC1$29
Dendreon Pharmaceuticals LLC1$29
Agios Pharmaceuticals, Inc.1$28
Aurobindo Pharma USA, Inc.2$28
Telix Pharmaceuticals1$27
Mirati Therapeutics, Inc.1$26
Ipsen Biopharmaceuticals, Inc1$24
ADC Therapeutics America, Inc.1$24
Bayer1$23

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

$17,685 in reported general payments places this provider in the 40th percentile of 379 medical oncology providers in California.

See all medical oncology providers in California

Medicare billing

Part B allowed, 2024
$6,047,922
Medicare patients
735
Services billed
240,870

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
RevlimidLenalidomide47$775,457
PomalystPomalidomide37$664,810
TagrissoOsimertinib Mesylate37$578,953
ImbruvicaIbrutinib26$423,978
CabometyxCabozantinib S-Malate17$399,307
Lenalidomide43$397,656
TibsovoIvosidenib11$371,114
BrukinsaZanubrutinib27$312,391
IbrancePalbociclib20$300,107
KisqaliRibociclib Succinate16$271,994
XtandiEnzalutamide18$244,491
VerzenioAbemaciclib16$216,481
LonsurfTrifluridine/Tipiracil Hcl11$179,860
ErleadaApalutamide12$174,589
CalquenceAcalabrutinib Maleate13$94,145

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
Bristol Myers SquibbRevlimid$296$775,45747 claims
AstraZenecaTagrisso, Calquence$391$673,09850 claims
E.r. Squibb & Sons, L.L.C.Pomalyst$473$664,81037 claims
Pharmacyclics LLC, An Abbvie CompanyImbruvica$212$423,97826 claims
Exelixis Inc.Cabometyx$59$399,30717 claims
Servier Pharmaceuticals LLCTibsovo$183$371,11411 claims
Beigene USA, Inc.Brukinsa$259$312,39127 claims
PfizerIbrance, Eliquis$578$311,27534 claims
NovartisKisqali$4,002$271,99416 claims
Astellas Pharma US IncXtandi$322$244,49118 claims
Lilly USA, LLCVerzenio$251$216,48116 claims
Johnson & JohnsonErleada, Xarelto$551$182,84225 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 40th percentile of 379 medical oncology providers in California.

Other medical oncology in Stockton

See the full list for California

Where these figures come from

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