Physician profile

Reid Johnstone

Allergy & Immunology · Greenville, SC

NPI 1013907260

$12,760.61

in general payments reported to CMS, 2019-2025

37 companies · $2,832 in 2025

The $2,832 reported for 2025 was more than what a typical Allergy & Immunology provider received nationally (typical 2025 total: $1,138).

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$6,637.83
Education$34.00

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
Genzyme Corporation $2,295.07 2019-2025
Astrazeneca Pharmaceuticals LP $2,076.64 2019-2025 Airsupra, Fasenra, Tezspire
Csl Behring $1,712.86 2019-2025 Haegarda, Andembry, Hizentra
Glaxosmithkline, LLC. $1,294.66 2019-2025 Nucala, Trelegy Ellipta, Arexvy
Pfizer INC. $1,028.75 2019-2025
Biocryst US Sales Co., LLC $889.52 2021-2025 Orladeyo
Takeda Pharmaceuticals U.S.A., INC. $642.14 2020-2025 Takhzyro, Glassia, Cuvitru
Abbvie INC. $445.98 2022-2025
Novartis Pharmaceuticals Corporation $299.32 2019-2025
Grifols USA, LLC $292.09 2019-2025 Xembify
Pharming Healthcare, INC. $269.36 2021-2025 Ruconest
Regeneron Healthcare Solutions, INC. $212.29 2019-2025 Dupixent
Leo Pharma INC. $155.62 2022-2025 Adbry
Kaleo, INC. $124.15 2019-2024 Auvi-Q
Hospira, INC. $122.11 2021-2024
Show all 37 companies
CompanyGeneral paymentsYearsTop products
Amgen INC. $106.54 2023-2025 Tezspire
Alk-Abello, INC $94.43 2019-2023 Grastek, Ragwitek, Odactra
Ionis Pharmaceuticals, INC. $78.46 2025 Dawnzera
Lilly USA, LLC $74.33 2025 Ebglyss
Galderma Laboratories, L.P. $58.84 2025 Nemluvio
Optinose US, INC. $54.18 2019-2025
Genentech USA, INC. $50.24 2019-2023 Xolair
Boehringer Ingelheim Pharmaceuticals, INC. $39.01 2020
Teva Pharmaceuticals USA, INC. $37.28 2021-2022
Hikma Pharmaceuticals USA $36.43 2023-2024 Ryaltris
Shire North American Group INC $32.25 2019
Uswm, LLC $30.24 2021
Ars Pharmaceuticals Operations, INC. $26.57 2025 Neffy
Cycle Pharmaceuticals INC $25.40 2025 Sajazir
Gc Biopharma USA, INC. $24.14 2025 Alyglo
Bio Products Laboratory USA, INC. $24.03 2022
Merck Sharp & Dohme LLC $21.55 2023
Incyte Corporation $20.81 2022
Aerin Medical INC. $20.39 2024
Biocryst Pharmaceuticals, INC. $17.35 2020
Organon LLC $15.36 2025 Vtama
Octapharma USA, INC. $12.22 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

Reid Johnstone

$12,760.61

in general payments reported 2019-2025

Years
2019-2025
Top company
Genzyme Corporation
Context
The $2,832 reported for 2025 was more than what a typical Allergy & Immunology provider received nationally (typical 2025 total: $1,138).

https://glasscript.com/doctor/182579/reid-johnstone

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.