RxDoctor Payments Data

Nitin Chilakamarri, MD

Internal Medicine · Pomona, CANPI 1679951164

Payments from drug & device makers

$682in general payments, 2019–2025

Across 35 payments — averaging $19.48 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.

  • E.r. Squibb & Sons, L.L.C.$309
  • Merck$70
  • Pfizer$65
  • Johnson & Johnson$63
  • AstraZeneca$53
  • Novartis$35
  • plus $86 from 3 others

What the payments were for

  • Food & beverage$682100%

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

20
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.

How this compares

$682 in reported general payments places this provider in the 70th percentile of 13,581 internal medicine providers in California.

See all internal medicine providers in California

Medicare billing

Part B allowed, 2024
$134,827
Medicare patients
391
Services billed
1,034

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
EliquisApixaban38$22,040
XareltoRivaroxaban24$12,511
JardianceEmpagliflozin13$7,116
Cefpodoxime Proxetil18$803
Furosemide63$163
ClopidogrelClopidogrel Bisulfate18$120
Carvedilol36$111
Isosorbide Mononitrate ErIsosorbide Mononitrate15$91
Ezetimibe11$84
Lisinopril16$76
Losartan Potassium21$70
Atorvastatin Calcium23$63
Metoprolol Tartrate27$50
Amlodipine Besylate25$46
Tamsulosin Hcl18$40

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
PfizerEliquis$65$22,04038 claims
Johnson & JohnsonXarelto$63$12,51124 claims
Boehringer IngelheimJardiance$33$7,11613 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 70th percentile of 13,581 internal medicine providers in California.

Other internal medicine in Pomona

See the full list for California

Where these figures come from

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