Physician profile

Robert Oberstein

Endocrinology, Diabetes & Metabolism · Hartford, CT

NPI 1568404267

$516,042.68

in general payments reported to CMS, 2019-2025

47 companies · $85K in 2025

The $85K reported for 2025 was more than what 98% of Endocrinology, Diabetes & Metabolism providers 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)
Compensation For Services Other Than Consulting, Including Serving As Faculty Or As A Speaker At A Venue Other Than A Continuing Education Program$209,075.63
Compensation For Serving As Faculty Or As A Speaker For A Medical Education Program$21,000.01
Food and Beverage$13,577.94
Travel and Lodging$8,575.98
Consulting Fee$562.50
Education$77.56

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 $307,540.48 2019-2025 Mounjaro, Zepbound, Jardiance
Abbott Laboratories $77,603.34 2019-2025 Freestyle Libre 3, Freestyle Libre 2
Novo Nordisk INC $62,217.85 2019-2025 Ozempic, Wegovy
Astrazeneca Pharmaceuticals Lp $31,975.27 2019-2024 Farxiga, Lokelma
Boehringer Ingelheim Pharmaceuticals, INC. $15,343.74 2019-2022
Ascendis Pharma Endocrinology INC $8,315.33 2025 Yorvipath
Merck Sharp & Dohme LLC $4,965.74 2019-2020
Tandem Diabetes Care, INC. $1,720.17 2019-2024 T:Slim X2 Insulin Pump With Control-Iq
Dexcom, INC. $1,574.47 2019-2025 Dexcom G6 Transmitter, Dexcom Stelo Glucose Biosensor, Dexcom G7 Gss (161)
Amgen INC. $1,306.06 2019-2025 Evenity, Prolia, Tepezza
Abbvie INC. $396.76 2019-2025
Sanofi-Aventis U.S. LLC $366.65 2019-2023
Corcept Therapeutics $364.99 2019-2023 Korlym
Xeris Pharmaceuticals, INC. $249.73 2023-2024 Recorlev
Amneal Pharmaceuticals LLC $214.77 2020-2025 Unithroid
Show all 47 companies
CompanyGeneral paymentsYearsTop products
Sequel Med Tech, LLC $185.81 2025 Twiist
Medtronic, INC. $152.60 2022-2025 Minimed 780g
Senseonics, Incorporated $149.00 2019
Insulet Corporation $143.23 2019-2025 Omnipod
Lifescan, INC. $132.35 2020-2022
Horizon Therapeutics Plc $124.66 2023 Tepezza
Amarin Pharma, INC. $95.17 2019-2021
Janssen Pharmaceuticals, INC $83.47 2019
Antares Pharma, INC. $69.86 2022-2025 Xyosted
Medtronic Minimed, INC. $64.56 2019
Companion Medical, INC. $55.47 2019-2020
Ibsa Pharma INC. $52.82 2019-2020
Endo Pharmaceuticals INC. $50.81 2019-2020
Radius Health, INC. $50.64 2019
Novartis Pharmaceuticals Corporation $44.35 2024
Beta Bionics, INC. $42.63 2025 Ilet Bionic Pancreas, Ilet Insulin Infusion Kit Contact Detach, Ilet Insulin Infusion Kit Inset
Aytu Biopharma, INC. $40.18 2019-2020
Halozyme INC $35.68 2023
Bayer Healthcare Pharmaceuticals INC. $31.57 2022
Cequr Corporation $31.43 2022
Zealand Pharma US, INC. $29.52 2021
Kowa Pharmaceuticals America, INC. $28.38 2019-2020
Intra-Sana Laboratories $24.73 2025 Reltone 400 Mg, Reltone 200 Mg, Glycate
Almatica Pharma LLC $22.44 2025 Teriparatide
Neurocrine Biosciences, INC. $21.35 2025
Ipsen Biopharmaceuticals, INC $21.26 2019
Takeda Pharmaceuticals U.S.A., INC. $20.60 2020
Becton, Dickinson and Company $20.39 2019
Acerus Pharmaceuticals Corporation $19.46 2020
Alfasigma USA, INC. $16.46 2022
Shire North American Group INC $15.05 2019
Pfizer INC. $11.40 2020

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

Robert Oberstein

$516,042.68

in general payments reported 2019-2025

Years
2019-2025
Top company
Lilly USA, LLC
Context
The $85K reported for 2025 was more than what 98% of Endocrinology, Diabetes & Metabolism providers received nationally (typical 2025 total: $506).

https://glasscript.com/doctor/161089/robert-oberstein

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.