Physician profile

David Markus Diamant

Family Medicine · Greenville, SC

NPI 1003221623

$8,982.25

in general payments reported to CMS, 2019-2025

47 companies · $1,101 in 2025

The $1,101 reported for 2025 was more than what 88% 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$4,294.51

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 $1,130.53 2019-2025 Ozempic, Rybelsus, Tresiba
Pfizer INC. $718.56 2021-2025
Astrazeneca Pharmaceuticals Lp $655.54 2019-2025 Farxiga, Airsupra, Breztri
Glaxosmithkline, LLC. $590.22 2019-2025 Trelegy Ellipta, Shingrix, Arexvy
Abbvie INC. $579.22 2021-2025 Vraylar, Qulipta, Ubrelvy
Amgen INC. $510.80 2019-2025 Evenity, Otezla, Repatha
Lilly USA, LLC $496.36 2021-2025 Mounjaro, Zepbound, Jardiance
Dexcom, INC. $442.39 2022-2025 Dexcom G6 Transmitter
Abbott Laboratories $399.99 2020-2025 Freestyle Libre 3, Freestyle Libre 2, Octrode
Boehringer Ingelheim Pharmaceuticals, INC. $355.89 2019-2025 Jardiance, Synjardy, Tradjenta
Salix Pharmaceuticals, A Division of Bausch Health US, LLC $329.69 2019-2025 Xifaxan, Trulance
Janssen Pharmaceuticals, INC $276.77 2019-2023 Spravato
Bayer Healthcare Pharmaceuticals INC. $247.33 2021-2025
Astellas Pharma US INC $207.24 2019-2025 Veozah
Sanofi-Aventis U.S. LLC $193.42 2019-2022
Show all 47 companies
CompanyGeneral paymentsYearsTop products
Novartis Pharmaceuticals Corporation $188.79 2019-2023
Amarin Pharma, INC. $152.82 2019-2021
Alexion Pharmaceuticals, INC. $125.10 2021-2023 Strensiq
Daiichi Sankyo INC. $119.86 2019-2022
Exact Sciences Corporation $118.75 2023-2025 Cologuard Collection Kit, The Cologuard Plus Collection Kit
Merck Sharp & Dohme LLC $109.74 2020-2022
Esperion Therapeutics, INC. $92.37 2020-2022
Eisai INC. $84.03 2021-2024
Allergan, INC. $76.47 2019-2020
Dynavax Technologies Corporation $68.19 2023 Heplisav-B
Axsome Therapeutics, INC. $62.99 2023-2024 Auvelity
Medtronic, INC. $54.96 2023-2024 Intellis Adaptivestim
Xeris Pharmaceuticals, INC. $54.70 2021-2023 Gvoke Hypopen
Lundbeck LLC $42.85 2023 Vyepti
Biohaven Pharmaceuticals, INC. $42.75 2020-2021
Otsuka America Pharmaceutical, INC. $42.28 2023 Rexulti
Takeda Pharmaceuticals U.S.A., INC. $42.05 2022
Idorsia Pharmaceuticals US INC $37.64 2022-2023 Quviviq
Philips North America LLC $37.26 2019
Mannkind Corporation $36.88 2019-2021
Intuity Medical INC $33.50 2022-2023 Pogo Automatic Blood Glucose Monitoring System
Vyera Pharmaceuticals, LLC $32.92 2021
Biohaven Pharmaceutical Holding Company Ltd. $30.84 2022
Atricure, INC. $25.79 2023
Genentech USA, INC. $23.69 2019-2021
Ascensia Diabetes Care US INC. $21.69 2024
Biosense Webster, INC. $19.05 2019
E.R. Squibb & Sons, L.L.C. $15.94 2022
Sanofi Pasteur INC. $14.46 2021
Phadia US INC. $14.07 2021
Corcept Therapeutics $13.80 2021
Amneal Pharmaceuticals LLC $12.07 2021

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

David Markus Diamant

$8,982.25

in general payments reported 2019-2025

Years
2019-2025
Top company
Novo Nordisk INC
Context
The $1,101 reported for 2025 was more than what 88% of Family Medicine providers received nationally (typical 2025 total: $153).

https://glasscript.com/doctor/1245607/david-markus-diamant

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.