Physician profile

William A Grass

Critical Care Medicine (Nurse Practitioner) · Creve Coeur, MO

NPI 1407854383

$5,869.02

in general payments reported to CMS, 2019-2025

63 companies · $645 in 2025

The $645 reported for 2025 was more than what 88% of Critical Care Medicine (Nurse Practitioner) providers received nationally (typical 2025 total: $118).

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)
Food and Beverage$3,492.60

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
Incyte Corporation $352.84 2021-2025 Jakafi, Pemazyre, Monjuvi
Janssen Biotech, INC. $319.76 2021-2025 Tecvayli, Rybrevant, Imbruvica
Daiichi Sankyo INC. $271.43 2021-2025 Enhertu
Pfizer INC. $268.58 2021-2025
Gilead Sciences, INC. $249.62 2021-2025 Trodelvy
Novartis Pharmaceuticals Corporation $239.80 2022-2025
Celgene Corporation $235.72 2021-2025 Reblozyl, Opdualag
Astrazeneca Pharmaceuticals Lp $220.75 2021-2025 Enhertu, Calquence
Merck Sharp & Dohme LLC $183.82 2022-2025 Keytruda, Lynparza, Reblozyl
Takeda Pharmaceuticals U.S.A., INC. $159.22 2021-2025 Ninlaro, Alunbrig
Genentech USA, INC. $154.93 2022-2023 Avastin, Rozlytrek, Tecentriq
Beigene USA, INC. $148.36 2021-2025 Brukinsa, Tevimbra
Bayer Healthcare Pharmaceuticals INC. $137.49 2021-2024
Eisai INC. $136.15 2021-2025
Genzyme Corporation $132.12 2021-2024
Show all 63 companies
CompanyGeneral paymentsYearsTop products
Array Biopharma INC $129.90 2021-2024 Mektovi, Lorbrena, Braftovi
Rigel Pharmaceuticals, INC. $128.76 2023-2024 Tavalisse, Rezlidhia
Lilly USA, LLC $123.44 2021-2024 Verzenio, Retevmo, Jaypirca
Pharmaessentia USA Corporation $113.21 2024-2025 Besremi
Jazz Pharmaceuticals INC. $113.00 2021-2024 Zepzelca
Amgen INC. $110.95 2021-2022
Glaxosmithkline, LLC. $109.42 2023 Jemperli, Zejula, Shingrix
Seagen INC. $105.48 2021-2023 Tukysa
Abbvie INC. $103.08 2024-2025
Astellas Pharma US INC $93.66 2021-2024 Padcev, Xospata, Xtandi
Kite Pharma, INC. $91.57 2022-2024 Yescarta
Kyowa Kirin, INC. $89.76 2021-2025 Poteligeo
E.R. Squibb & Sons, L.L.C. $87.41 2021-2024 Opdivo
Regeneron Healthcare Solutions, INC. $85.26 2021-2023 Libtayo
Epizyme, INC. $73.72 2021
Servier Pharmaceuticals LLC $66.88 2022-2023
Tersera Therapeutics LLC $65.97 2021-2023 Zoladex
G1 Therapeutics, INC. $62.19 2022-2023 Cosela
Pharmacyclics LLC, An Abbvie Company $60.44 2021-2022
Springworks Therapeutics, INC. $59.37 2024-2025 Ogsiveo
Myovant Sciences INC. $55.54 2021-2022
Amag Pharmaceuticals, INC. $49.14 2021
Ipsen Biopharmaceuticals, INC $47.02 2021-2024 Onivyde
Stemline Therapeutics INC. $45.77 2023-2024 Orserdu
Cti Biopharma Corp. $43.42 2023 Vonjo
Adc Therapeutics America, INC. $43.36 2022-2024
Puma Biotechnology, INC. $43.00 2021-2024
Blueprint Medicines Corporation $41.21 2021-2022
Emd Serono, INC. $37.38 2023-2025 Tepmetko
Sumitomo Pharma America, INC. $29.90 2023-2025 Orgovyx
Recordati_rare_diseases_inc. $29.16 2025 Enjaymo
Foundation Medicine, INC. $28.67 2021
Iovance Biotherapeutics, INC. $28.16 2025 Amtagvi
Myriad Genetic Laboratories, INC. $25.25 2021-2023 Myrisk
Biocon Biologics INC $24.80 2024 Ogivri
Sobi, INC $21.97 2025
Amneal Pharmaceuticals LLC $20.87 2025 Alymsys
Alexion Pharmaceuticals, INC. $18.80 2024 Ultomiris
Karyopharm Therapeutics INC. $17.92 2024 Xpovio
Agios Pharmaceuticals, INC. $17.38 2023 Pyrukynd
Genmab U.S., INC. $16.98 2023 Epkinly
Dendreon Pharmaceuticals LLC $16.53 2021
Morphosys, US INC. $16.01 2023 Monjuvi
Alnylam Pharmaceuticals INC. $15.43 2023 Onpattro
Clovis Oncology, INC. $15.03 2021
Pharmacosmos Therapeutics INC. $14.42 2024 Cosela
Acrotech Biopharma INC. $12.99 2022
Heron Therapeutics, INC. $8.85 2022

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

William A Grass

$5,869.02

in general payments reported 2019-2025

Years
2021-2025
Top company
Incyte Corporation
Context
The $645 reported for 2025 was more than what 88% of Critical Care Medicine (Nurse Practitioner) providers received nationally (typical 2025 total: $118).

https://glasscript.com/doctor/10458321/william-a-grass

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.