Physician profile

David A Chappell

Endocrinology, Diabetes & Metabolism · Petaluma, CA

NPI 1598732463

$10,922.24

in general payments reported to CMS, 2019-2025

44 companies · $1,244 in 2025

The $1,244 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$4,237.95
Education$94.51
Gift$59.40

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 $1,815.80 2019-2025 Mounjaro, Jardiance, Zepbound
Novo Nordisk INC $1,132.23 2019-2025 Ozempic, Rybelsus, Wegovy
Abbvie INC. $1,100.48 2019-2025 Qulipta, Ubrelvy, Botox
Radius Health, INC. $1,030.79 2019-2025 Tymlos
Boehringer Ingelheim Pharmaceuticals, INC. $806.11 2019-2025 Jardiance
Amgen INC. $664.99 2019-2025 Tepezza, Evenity, Prolia
Astrazeneca Pharmaceuticals LP $561.80 2019-2022
Welch Allyn $436.00 2021
Bayer Healthcare Pharmaceuticals INC. $349.13 2022-2025
Xeris Pharmaceuticals, INC. $310.09 2020-2025 Recorlev, Gvoke Hypopen
Mannkind Corporation $274.03 2021-2023 Afrezza
Amarin Pharma, INC. $239.20 2020-2021
Baxter Healthcare $218.00 2022
Sanofi-Aventis U.S. LLC $188.56 2019-2022
Pfizer INC. $142.49 2024
Show all 44 companies
CompanyGeneral paymentsYearsTop products
Astellas Pharma US INC $132.10 2024 Veozah
Insulet Corporation $129.62 2019-2022
Biohaven Pharmaceuticals, INC. $124.09 2020-2021
Horizon Therapeutics Plc $108.31 2021-2023 Tepezza
Nestle Healthcare Nutrition INC. $88.69 2021-2022
Allergan, INC. $84.14 2019-2021
Merck Sharp & Dohme LLC $79.95 2019-2020
Alexion Pharmaceuticals, INC. $79.94 2019-2024 Strensiq
Dexcom, INC. $75.57 2024-2025 Dexcom G6 Transmitter
Vivus LLC $63.19 2019-2022
Abbott Laboratories $62.44 2022-2025 Freestyle Libre 3
Corcept Therapeutics $59.35 2019-2024 Korlym
Lexicon Pharmaceuticals, INC. $57.83 2024
Acella Pharmaceuticals, LLC $48.05 2024 NP Thyroid 60
Medtronic, INC. $47.40 2022-2025 Minimed 780g
Ultragenyx Pharmaceutical INC. $46.70 2021-2022
Biohaven Pharmaceutical Holding Company LTD. $44.77 2022
Tandem Diabetes Care, INC. $43.90 2022-2024 T:Slim X2 Insulin Pump With Control-Iq
Shire North American Group INC $39.97 2019
Bigfoot Biomedical INC $30.25 2021
Ascendis Pharma Endocrinology INC $28.30 2025 Yorvipath
Merz North America, INC. $27.45 2019
Novartis Pharmaceuticals Corporation $27.22 2025
Kyowa Kirin, INC. $26.17 2022
Janssen Pharmaceuticals, INC $25.11 2019
Rgh Enterprises LLC $21.47 2025
Cequr Corporation $19.79 2023 Cequr Simplicity
Teva Pharmaceuticals USA, INC. $16.11 2022
Zealand Pharma US, INC. $14.66 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 A Chappell

$10,922.24

in general payments reported 2019-2025

Years
2019-2025
Top company
Lilly USA, LLC
Context
The $1,244 reported for 2025 was more than what a typical Endocrinology, Diabetes & Metabolism provider received nationally (typical 2025 total: $506).

https://glasscript.com/doctor/299450/david-a-chappell

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.