Physician profile

John Porter

Neurology (Psychiatry & Neurology) · Greenville, SC

NPI 1487636999

$17,497.85

in general payments reported to CMS, 2019-2025

37 companies · none reported in 2025

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$1,050.00
Food and Beverage$393.99
Consulting Fee$150.00

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
Abbvie INC. $10,314.57 2021-2023
Allergan, INC. $4,131.74 2020-2021
Novartis Pharmaceuticals Corporation $641.76 2019-2023
Biogen, INC. $403.26 2019-2023 Tysabri, Vumerity
Amneal Pharmaceuticals LLC $240.92 2019-2022
Avanir Pharmaceuticals, INC. $213.33 2019
Teva Pharmaceuticals USA, INC. $185.26 2019-2022
Biohaven Pharmaceuticals, INC. $182.25 2021
Chiesi USA, INC. $124.47 2024 Cleviprex
Medtronic, INC. $124.16 2023 Linq II
Emd Serono, INC. $70.62 2019-2022
Acadia Pharmaceuticals INC $61.33 2019-2021
Lilly USA, LLC $59.96 2019-2021
Janssen Pharmaceuticals, INC $58.80 2021-2022
Horizon Therapeutics Plc $58.48 2022
Show all 37 companies
CompanyGeneral paymentsYearsTop products
Astrazeneca Pharmaceuticals Lp $51.82 2021-2023 Andexxa
Sk Life Science, INC. $45.30 2021-2023
Aquestive Therapeutics, INC. $42.61 2020
Akcea Therapeutics, INC. $40.53 2019-2020
Xeris Pharmaceuticals, INC. $39.38 2021
Alexion Pharmaceuticals, INC. $33.07 2023 Ultomiris
Eisai INC. $31.69 2021-2022
Genentech USA, INC. $31.41 2019
E.R. Squibb & Sons, L.L.C. $29.76 2020
Grifols USA, LLC $28.99 2020-2023 Gamunex-C
Kyowa Kirin, INC. $27.83 2019-2020
Ucb, INC. $26.41 2019-2022
Lundbeck LLC $25.18 2019
Csl Behring $22.94 2021
Livanova USA, INC. $22.44 2019
Banner Life Sciences, LLC $20.24 2022
Biohaven Pharmaceutical Holding Company Ltd. $19.58 2022
Amgen INC. $19.14 2019
Tanabe Pharma America, INC. $18.35 2021
Arbor Pharmaceuticals, INC. $18.33 2021
Celgene Corporation $16.40 2021
Mdd US Operations, LLC $15.54 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

John Porter

$17,497.85

in general payments reported 2019-2025

Years
2019-2024
Top company
Abbvie INC.

https://glasscript.com/doctor/113248/john-porter

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.