Physician profile

Mark W Schaar

Family Medicine · Lansing, MI

NPI 1932180148

$16,362.02

in general payments reported to CMS, 2019-2025

64 companies · $2,078 in 2025

The $2,078 reported for 2025 was more than what 96% of Family Medicine providers received nationally (typical 2025 total: $153).

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$6,988.37

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
Novo Nordisk INC $1,611.91 2019-2025 Ozempic, Wegovy, Rybelsus
Abbvie INC. $1,598.29 2021-2025 Ubrelvy, Qulipta, Vraylar
Glaxosmithkline, LLC. $1,378.67 2019-2025 Trelegy Ellipta, Arexvy, Shingrix
Amgen INC. $1,218.12 2019-2025 Otezla, Repatha, Otezla
Otsuka America Pharmaceutical, INC. $1,090.22 2020-2024 Rexulti, Abilify Maintena, Abilify Asimtufii
Pfizer INC. $919.26 2019-2025
Astrazeneca Pharmaceuticals LP $885.61 2019-2025 Airsupra, Farxiga, Breztri
Lilly USA, LLC $677.38 2019-2025 Mounjaro, Jardiance, Zepbound
Axsome Therapeutics, INC. $616.99 2023-2025 Auvelity, Sunosi
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) $400.36 2022-2024 Caplyta
Allergan, INC. $400.28 2019-2020
Merck Sharp & Dohme LLC $365.10 2019-2025 Capvaxive, Gardasil 9, Zerbaxa
Teva Pharmaceuticals USA, INC. $333.42 2019-2021
Janssen Pharmaceuticals, INC $287.84 2019-2022
Biohaven Pharmaceuticals, INC. $281.01 2021
Show all 64 companies
CompanyGeneral paymentsYearsTop products
Nestle Healthcare Nutrition INC. $253.69 2020-2023
Astellas Pharma US INC $242.61 2019-2021
Antares Pharma, INC. $234.56 2022-2025 Xyosted, Nocdurna, Tlando
Bayer Healthcare Pharmaceuticals INC. $230.62 2021-2022
Vanda Pharmaceuticals INC. $230.23 2025 Fanapt
Gilead Sciences, INC. $213.68 2019-2024 Veklury, Ambisome
Amarin Pharma, INC. $209.14 2019-2022
Novartis Pharmaceuticals Corporation $202.34 2019-2024
Radius Health, INC. $175.57 2019-2025 Tymlos
Esperion Therapeutics, INC. $173.96 2020-2021
Grifols USA, LLC $170.53 2024 Prolastin-C Liquid
Biohaven Pharmaceutical Holding Company LTD. $161.50 2022
Boehringer Ingelheim Pharmaceuticals, INC. $161.12 2020-2024 Jardiance
Eisai INC. $136.23 2020-2024
Paratek Pharmaceuticals, INC. $124.86 2021-2022
Takeda Pharmaceuticals U.S.A., INC. $122.87 2019-2025 Trintellix
Exact Sciences Corporation $86.85 2023-2024 Cologuard Collection Kit
Mylan Specialty L.P. $80.52 2020-2023 Yupelri
Lundbeck LLC $79.11 2020-2025 Rexulti
Jazz Pharmaceuticals INC. $68.21 2020-2021
Grt US Holding, INC. $68.07 2021-2022
Seqirus USA INC $67.67 2022-2025 Flucelvax Quadrivalent, Fluad Quadrivalent, Flucelvax
Abbott Laboratories $63.98 2021-2025 Freestyle Libre 3
Sanofi Pasteur INC. $63.13 2019-2023
Xeris Pharmaceuticals, INC. $61.91 2022-2023 Gvoke Hypopen
Boston Scientific Corporation $59.82 2023-2024
Alkermes, INC. $53.55 2023-2024 Vivitrol, Vivitrol
Sanofi-Aventis U.S. LLC $46.19 2019-2021
Averitas Pharma INC. $42.05 2023-2024 Qutenza
Otsuka Pharmaceutical Development & Commercialization, INC. $40.92 2023 Rexulti
Electromed, INC. $35.10 2021
Halozyme INC $33.82 2023
Abiomed $31.66 2023-2025 Impella
Collegium Pharmaceutical, INC. $29.83 2019-2024 Xtampza
E.R. Squibb & Sons, L.L.C. $29.30 2025 Eliquis
Salix Pharmaceuticals, A Division of Bausch Health US, LLC $27.90 2019-2022
Actelion Pharmaceuticals US, INC. $20.28 2024 Opsumit, Uptravi
Viiv Healthcare Company $16.91 2025 Rukobia
Phathom Pharmaceuticals, INC. $16.73 2025 Voquezna
Idorsia Pharmaceuticals US INC $16.01 2022
Aimmune Therapeutics, INC. $15.87 2025 Zenpep
Insmed, INC. $15.58 2025 Brinsupri
Sunovion Pharmaceuticals INC. $14.19 2021
Upsher-Smith Laboratories LLC $12.68 2020
Daiichi Sankyo INC. $12.06 2021
Dynavax Technologies Corporation $11.90 2025 Heplisav-B
Phadia US INC. $11.81 2021
Medtronic, INC. $11.13 2021
Penumbra, INC. $9.31 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

Mark W Schaar

$16,362.02

in general payments reported 2019-2025

Years
2019-2025
Top company
Novo Nordisk INC
Context
The $2,078 reported for 2025 was more than what 96% of Family Medicine providers received nationally (typical 2025 total: $153).

https://glasscript.com/doctor/86929/mark-w-schaar

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.