Physician profile

Anthony P Lam

Internal Medicine · Tustin, CA

NPI 1659502839

$80,497.97

in general payments reported to CMS, 2019-2025

56 companies · $34K in 2025

The $34K reported for 2025 was more than what 99% of Internal Medicine providers received nationally (typical 2025 total: $156).

Payments by year

General payments by program year, as reported to CMS.

What the payments were for

Nature of payment as categorized by the reporting companies: meals, consulting, travel, and so on.

View as a table
Payment typeAmount (2023-2025)
Compensation For Services Other Than Consulting, Including Serving As Faculty Or As A Speaker At A Venue Other Than A Continuing Education Program$41,509.00
Consulting Fee$17,161.40
Food and Beverage$8,636.99
Travel and Lodging$6,689.25
Education$313.27

Payment-type detail covers 2023-2025; earlier years are included in totals but not broken out here.

Who reported paying

General payments only, as reported to CMS. Product names cover 2023-2025.

CompanyGeneral paymentsYearsTop products
Bayer Healthcare Pharmaceuticals INC. $67,246.32 2019-2025
Janssen Biotech, INC. $1,618.55 2019-2025 Erleada, Darzalex, Tecvayli
Incyte Corporation $1,533.78 2019-2025 Jakafi, Zynyz, Monjuvi
Exelixis INC. $910.05 2019-2025 Cabometyx
Astellas Pharma US INC $904.38 2019-2025 Xospata, Xtandi, Vyloy
Novartis Pharmaceuticals Corporation $892.90 2019-2025
Astrazeneca Pharmaceuticals LP $877.49 2019-2025 Enhertu, Calquence, Lynparza
Pfizer INC. $755.57 2019-2025
Takeda Pharmaceuticals U.S.A., INC. $503.26 2019-2025 Alunbrig, Fruzaqla, Ninlaro
Puma Biotechnology, INC. $401.39 2019-2025
Genentech USA, INC. $367.96 2019-2025 Venclexta, Phesgo, Perjeta
Glaxosmithkline, LLC. $354.96 2020-2025 Zejula, Ojjaara, Jemperli
Celgene Corporation $334.15 2019-2025 Reblozyl
Amgen INC. $312.00 2019-2023 Lumakras, Kyprolis
Karyopharm Therapeutics INC. $297.87 2020-2024 Xpovio
Show all 52 companies
CompanyGeneral paymentsYearsTop products
Merck Sharp & Dohme LLC $288.02 2023-2025 Keytruda, Welireg, Lynparza
E.R. Squibb & Sons, L.L.C. $270.04 2021-2025
Abbvie INC. $267.33 2020-2025
Sumitomo Pharma America, INC. $264.76 2023-2025 Orgovyx
Dendreon Pharmaceuticals LLC $180.38 2019-2025 Provenge
Pharmacyclics LLC, An Abbvie Company $146.69 2019-2023 Imbruvica
Gilead Sciences, INC. $138.42 2021-2024 Trodelvy
Becton, Dickinson and Company $136.66 2019
Myovant Sciences INC. $133.17 2021-2022
Mirati Therapeutics, INC. $96.21 2023-2024 Krazati
Genzyme Corporation $96.07 2019-2024
Boehringer Ingelheim Pharmaceuticals, INC. $93.43 2019-2025
Progenics Pharmaceuticals, INC. $91.69 2022-2025 Pylarify
Emd Serono, INC. $89.44 2024-2025
Beone Medicines USA, INC. $82.09 2025 Brukinsa
Eisai INC. $77.93 2021-2024
Lilly USA, LLC $68.45 2020-2025 Verzenio, Jaypirca
Syndax Pharmaceuticals, INC. $67.44 2025
Tesaro, INC. $67.35 2019
Agios Pharmaceuticals, INC. $62.59 2024-2025 Pyrukynd
Deciphera Pharmaceuticals INC. $53.54 2025 Romvimza, Qinlock
Global Blood Therapeutics, INC. $49.14 2021
Procept Biorobotics Corporation $49.01 2019
Mckesson Corporation $36.26 2025
Sobi, INC $32.25 2025
Pharmaessentia USA Corporation $31.23 2025 Besremi
Seagen INC. $27.07 2020
Tolmar Pharmaceuticals, INC. $25.05 2019
Alexion Pharmaceuticals, INC. $24.96 2024 Ultomiris
Organon LLC $22.53 2021
Immunomedics, INC. $21.82 2020
Caris Mpi, INC. $21.28 2025 Mi Cancer Seek
Jazz Pharmaceuticals INC. $17.85 2020
Verastem, INC. $16.19 2019
Tolmar, INC. $14.43 2023
Regeneron Healthcare Solutions, INC. $14.08 2025 Libtayo
Kerecis Limited $12.49 2022

4 companies reported research payments only; those appear in the research section below.

Drugs and devices associated with these payments

CMS records which products a payment was associated with, not how the money was allocated. Association is not allocation: one payment can be associated with several products, and a product listing does not mean the payment was made because of that product. Product detail covers 2023-2025.

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Payment summary

Anthony P Lam

$80,497.97

in general payments reported 2019-2025

Years
2019-2025
Top company
Bayer Healthcare Pharmaceuticals INC.
Context
The $34K reported for 2025 was more than what 99% of Internal Medicine providers received nationally (typical 2025 total: $156).

https://glasscript.com/doctor/1065216/anthony-p-lam

Source: CMS Open Payments, program years 2019-2025. Payments are legal and often routine.

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Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026). Drug and device detail covers 2023-2025.