Physician profile

Michael P Kellam

Sleep Medicine (Psychiatry & Neurology) · Plano, TX

NPI 1689789950

$9,580.77

in general payments reported to CMS, 2019-2025

71 companies · $1,592 in 2025

The $1,592 reported for 2025 was more than what 79% of Sleep Medicine (Psychiatry & Neurology) providers received nationally (typical 2025 total: $337).

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$5,956.67
Consulting Fee$150.00
Education$16.72

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
Amneal Pharmaceuticals LLC $1,592.15 2019-2025 Rytary, Crexont
Abbvie INC. $749.78 2021-2025
Biogen, INC. $444.45 2020-2025 Tysabri, Vumerity, Skyclarys
Lilly USA, LLC $402.34 2022-2025 Emgality, Amyvid, Kisunla
Ucb, INC. $361.33 2021-2025 Rystiggo, Fintepla, Briviact
Sk Life Science, INC. $314.76 2021-2025 Xcopri
Teva Pharmaceuticals USA, INC. $247.47 2022-2025 Austedo Xr, Austedo Xr, Austedo
Genentech USA, INC. $227.45 2022-2025 Enspryng, Ocrevus, Ocrevus Zunovo
Itamar Medical INC $222.73 2023 Watchpatone
Abbott Laboratories $219.07 2023-2025 Infinity
Grifols USA, LLC $208.15 2021-2025 Gamunex-C
Emd Serono, INC. $205.32 2023-2025 Mavenclad, Mavenclad
Eisai INC. $196.89 2024-2025
Novartis Pharmaceuticals Corporation $189.31 2021-2025
Inspire Medical Systems, INC. $187.21 2024 Inspire
Show all 71 companies
CompanyGeneral paymentsYearsTop products
Neurocrine Biosciences, INC. $186.65 2022-2025 Ingrezza, Ongentys
Alexion Pharmaceuticals, INC. $168.09 2021-2024 Ultomiris
Jazz Pharmaceuticals INC. $163.88 2022-2025 Xywav
Argenx US, INC. $162.86 2022-2025 Vyvgart Hytrulo, Vyvgart
Pfizer INC. $154.20 2023-2025
Lundbeck LLC $125.37 2023-2024 Vyepti, Rexulti
Ani Pharmaceuticals, INC. $110.83 2023-2025 Purified Cortrophin Gel
Upsher-Smith Laboratories LLC $110.69 2021-2023
Genzyme Corporation $109.53 2021-2025
Boston Scientific Corporation $107.72 2021-2023 Vercise
Celgene Corporation $107.43 2023-2025 Zeposia
Otsuka America Pharmaceutical, INC. $105.68 2023-2025 Rexulti, Nuedexta
Ge Healthcare $104.72 2023-2025
Mdd US Operations, LLC $104.64 2024-2025 Gocovri
Axsome Therapeutics, INC. $104.31 2023-2025 Sunosi, Symbravo
Kyowa Kirin, INC. $98.15 2021-2024 Nourianz
Amgen INC. $97.15 2021-2023 Aimovig
Mallinckrodt Hospital Products INC. $95.90 2022-2025 Acthar
Janssen Pharmaceuticals, INC $94.50 2022
Scilex Pharmaceuticals INC. $87.57 2023-2025 Ztlido
Tanabe Pharma America, INC. $84.62 2023-2025 Radicava
Siemens Medical Solutions USA, INC. $77.87 2022
Biohaven Pharmaceuticals, INC. $69.67 2021
Biohaven Pharmaceutical Holding Company Ltd. $69.40 2022
Impel Pharmaceuticals INC. $68.48 2022-2023 Trudhesa
Merz Pharmaceuticals, LLC $61.98 2024 Xeomin
Astrazeneca Pharmaceuticals Lp $60.26 2019-2020
Corium, LLC $57.61 2023 Adlarity
Sumitomo Pharma America, INC. $57.30 2023 Aptiom
Csl Behring $56.74 2023-2025 Hizentra, Privigen
Azurity Pharmaceuticals, INC. $56.73 2024-2025 Horizant
Acorda Therapeutics, INC $49.96 2023 Inbrija
Neurelis, INC. $48.33 2022-2025 Valtoco
Sunovion Pharmaceuticals INC. $45.02 2022
Harmony Biosciences LLC $41.48 2024-2025
Avadel Cns Pharmaceuticals, LLC $39.21 2024 Lumryz
Avion Pharmaceuticals $36.56 2022
Collegium Pharmaceutical, INC. $36.40 2022
Zoll Respicardia, INC. $35.39 2023 Remede System
Tg Therapeutics, INC. $30.39 2025
Takeda Pharmaceuticals U.S.A., INC. $28.38 2023 Gammagard
Avanir Pharmaceuticals, INC. $27.28 2021-2022
Allergan, INC. $26.41 2021
Merck Sharp & Dohme LLC $24.52 2023 Belsomra
Aucta Pharmaceuticals, INC. $23.98 2024 Motpoly Xr
Acadia Pharmaceuticals INC $23.34 2025 Nuplazid
Microtransponder, INC. $22.38 2025
Janssen Biotech, INC. $21.22 2025
E.R. Squibb & Sons, L.L.C. $18.96 2022
Horizon Therapeutics Plc $17.46 2023 Uplizna
Catalyst Pharmaceuticals, INC. $16.72 2024
Currax Pharmaceuticals LLC $16.62 2023 Onzetra Xsail
Idorsia Pharmaceuticals US INC $16.58 2023 Quviviq
Mallinckrodt Enterprises LLC $15.46 2019
Tonix Medicines, INC. $15.13 2025 Zembrace Symtouch
Novo Nordisk INC $14.65 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

Michael P Kellam

$9,580.77

in general payments reported 2019-2025

Years
2019-2025
Top company
Amneal Pharmaceuticals LLC
Context
The $1,592 reported for 2025 was more than what 79% of Sleep Medicine (Psychiatry & Neurology) providers received nationally (typical 2025 total: $337).

https://glasscript.com/doctor/212856/michael-p-kellam

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.