Physician profile

Mark Mendel Sklar

Endocrinology, Diabetes & Metabolism · Washington, DC

NPI 1720083223

$13,855.74

in general payments reported to CMS, 2019-2025

56 companies · $1,610 in 2025

The $1,610 reported for 2025 was more than what a typical Endocrinology, Diabetes & Metabolism provider received nationally (typical 2025 total: $506).

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$6,008.89
Education$15.80

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
Lilly USA, LLC $1,973.37 2019-2025 Jardiance, Mounjaro, Zepbound
Amneal Pharmaceuticals LLC $1,562.22 2019-2025 Unithroid
Amgen INC. $1,122.33 2019-2025 Evenity, Prolia, Enbrel
Abbvie INC. $784.23 2019-2025 Synthroid
Sanofi-Aventis U.S. LLC $760.41 2019-2025
Boehringer Ingelheim Pharmaceuticals, INC. $739.78 2019-2025 Jardiance, Tradjenta
Astrazeneca Pharmaceuticals Lp $729.00 2019-2024 Farxiga, Saphnelo
Novartis Pharmaceuticals Corporation $691.86 2020-2024
Corcept Therapeutics $584.97 2019-2023 Korlym
Novo Nordisk INC $539.78 2019-2025 Wegovy, Ozempic, Rybelsus
Horizon Therapeutics Plc $347.06 2019-2023 Tepezza, Krystexxa
Ucb, INC. $314.41 2019-2024 Cimzia
Tandem Diabetes Care, INC. $282.96 2019-2024 T:Slim X2 Insulin Pump With Control-Iq
Janssen Biotech, INC. $267.36 2022-2024 Simponi, Stelara, Remicade
Abbott Laboratories $256.01 2019-2025 Freestyle Libre 3
Show all 56 companies
CompanyGeneral paymentsYearsTop products
Ibsa Pharma INC. $220.02 2019-2024 Tirosint, Licart
Xeris Pharmaceuticals, INC. $212.70 2020-2024 Recorlev, Gvoke Hypopen
Bayer Healthcare Pharmaceuticals INC. $205.43 2023-2025
Alexion Pharmaceuticals, INC. $191.94 2020-2025 Strensiq
Antares Pharma, INC. $188.50 2019-2025 Xyosted, Nocdurna, Tlando
Merck Sharp & Dohme LLC $180.44 2019-2021
Glaxosmithkline, LLC. $163.54 2019-2021
Insulet Corporation $142.83 2019-2025 Omnipod
Pfizer INC. $111.10 2019-2024
Amarin Pharma, INC. $101.50 2019-2021
Medtronic, INC. $100.94 2022-2025 Minimed 780g
Acella Pharmaceuticals, LLC $88.73 2023-2025 NP Thyroid 60
Shire North American Group INC $73.90 2019
Ascendis Pharma Endocrinology INC $73.30 2023-2025 Yorvipath
Takeda Pharmaceuticals U.S.A., INC. $65.67 2020-2021
Astellas Pharma US INC $65.33 2023-2024 Veozah
Dexcom, INC. $56.73 2019-2023 Dexcom G6 Transmitter
Radius Health, INC. $56.30 2019-2023 Tymlos
Celgene Corporation $45.45 2019
Arbor Pharmaceuticals, INC. $41.03 2019-2021
Ultragenyx Pharmaceutical INC. $40.46 2020-2024 Crysvita
Madrigal Pharmaceuticals $38.95 2025 Rezdiffra
Beta Bionics, INC. $36.67 2024 Ilet Bionic Pancreas
Mannkind Corporation $35.12 2021-2022
Genentech USA, INC. $34.90 2023-2024 Actemra
Tolmar, INC. $29.37 2025 Jatenzo
Cequr Corporation $28.40 2024 Cequr Simplicity
Neurocrine Biosciences, INC. $25.30 2025
Medtronic Minimed, INC. $24.63 2019
Mallinckrodt Enterprises LLC $22.96 2019
Mallinckrodt Hospital Products INC. $22.96 2020
Sobi, INC $22.56 2020
Kyowa Kirin, INC. $20.11 2025
Sebela Pharmaceuticals INC. $19.49 2019
Genzyme Corporation $19.12 2020
Recordati_rare_diseases_inc. $18.27 2023 Isturisa, Signifor Lar
Vivus LLC $17.54 2019
Aurinia Pharma U.S., INC. $17.48 2022
Currax Pharmaceuticals LLC $15.00 2025 Contrave
Hikma Pharmaceuticals USA $13.77 2019
Gilead Sciences, INC. $11.55 2019

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 Mendel Sklar

$13,855.74

in general payments reported 2019-2025

Years
2019-2025
Top company
Lilly USA, LLC
Context
The $1,610 reported for 2025 was more than what a typical Endocrinology, Diabetes & Metabolism provider received nationally (typical 2025 total: $506).

https://glasscript.com/doctor/168632/mark-mendel-sklar

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.