Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · CMS publication 2026-06-30 View official record

Covered recipient · General Payments record

ISAAC R MEZO

Allopathic & Osteopathic Physicians Psychiatry & Neurology Neurology

NPI
1346415908
CMS profile
197263
Location
CHANNAHON, IL

A name match is not confirmation of identity. CMS publishes records for different people under similar names; the NPI, specialty, and location shown on this page are the CMS-published fields that distinguish them.

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Filter and download payment records

General Payments · PY2019 · Entire year

$3,442.38

244 records · 0 disputed

Summary and payment records

  • CMS publication 2026-06-30
Read the payment records

“Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.”

— Centers for Medicare & Medicaid Services, Open Payments

A reported payment reflects a financial relationship a company disclosed. It does not indicate wrongdoing or a conflict of interest, and it says nothing about the quality of a provider's care.

These records are submitted to CMS and attested to by the reporting companies. CMS publishes them as reported; this site mirrors them without independent verification.

A payment attributed to a provider may have been made to a third party — a hospital, practice, or research institution — rather than paid to the provider personally.

How these totals are calculated
  • This total is the sum of the individual General Payments record amounts CMS published for the labeled program year(s); each record amount is used unmodified. The total itself is computed by this site. Nothing is estimated, weighted, or combined across categories.
  • General Payments only. Research and Ownership/Investment are separate datasets and are never summed with these figures; amounts are kept separate per program year.
  • Methodology & Data — sourcing, labeling, and limitations.

Provider summaries generated . CMS updates this data on an annual cycle, and corrections or successful disputes made at CMS may not yet appear here. The official CMS record is authoritative for the current state. View the official CMS record ↗

By nature of payment

PY2019 · entire year · sorted by reported total

By paying entity

PY2019 · entire year · sorted by reported total

Payment records · PY2019

Ordering applied by this site (date, newest first, then paying entity) · record values are shown as CMS published them

General Payments · PY2019 · Physicians and non-physician practitioners · CMS publication 2026-06-30

244 matching records · $3,442.38 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 244 matching records (CSV)

CSV includes CMS record IDs, source and publication dates, the data edition, and a link to these filters. Formula-like text cells are prefixed with an apostrophe for spreadsheet safety.

Showing records 1–50 of 244.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Allergan Inc. $6.4712/26/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026670816139 CMS
Teva Pharmaceuticals USA, Inc. $11.9112/20/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026697752003 CMS
Teva Pharmaceuticals USA, Inc. $2.2412/20/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026697752005 CMS
Akcea Therapeutics, Inc. $22.3512/19/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026753333923 CMS
Mitsubishi Tanabe Pharma America, Inc. $10.9712/19/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026703744025 CMS
Allergan Inc. $6.0012/18/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026670816137 CMS
Genentech USA, Inc. $17.8412/18/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026681347997 CMS
Novartis Pharmaceuticals Corporation $15.4412/17/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026659839549 CMS
Novartis Pharmaceuticals Corporation $11.9812/16/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026659839493 CMS
Amgen Inc. $22.2912/13/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026662412089 CMS
ACADIA Pharmaceuticals Inc $13.3312/12/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026700014575 CMS
Biogen, Inc. $13.7312/11/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026660624913 CMS
EMD Serono, Inc. $11.7112/09/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026703004773 CMS
Allergan Inc. $18.9112/05/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026670816135 CMS
Sunovion Pharmaceuticals Inc. $4.8612/05/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026688114683 CMS
Teva Pharmaceuticals USA, Inc. $3.3512/04/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026697748119 CMS
Teva Pharmaceuticals USA, Inc. $2.4812/04/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026697748121 CMS
Teva Pharmaceuticals USA, Inc. $15.3812/04/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026697796609 CMS
Biogen, Inc. $16.3512/03/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026660624911 CMS
EMD Serono, Inc. $4.9511/26/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026703017205 CMS
JAZZ PHARMACEUTICALS INC. $23.0211/26/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026684158517 CMS
Allergan Inc. $15.5111/22/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026670816131 CMS
EMD Serono, Inc. $5.3111/21/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026703016381 CMS
Sunovion Pharmaceuticals Inc. $4.4511/21/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026688114681 CMS
Greenwich Biosciences, Inc. $42.0511/20/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026701790915 CMS
Mallinckrodt Enterprises LLC $29.8211/19/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026704770929 CMS
EISAI INC. $16.4011/12/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026697021913 CMS
EMD Serono, Inc. $15.4211/11/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026702988107 CMS
Biogen, Inc. $1.6311/07/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026660624905 CMS
Biogen, Inc. $11.4011/07/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026660624907 CMS
Allergan Inc. $9.1011/06/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026670816129 CMS
Lilly USA, LLC $15.2311/06/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026657859877 CMS
Teva Pharmaceuticals USA, Inc. $2.3111/05/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026697741921 CMS
Teva Pharmaceuticals USA, Inc. $12.5411/05/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026697763261 CMS
ARBOR PHARMACEUTICALS, INC. $12.5311/04/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026697350031 CMS
Acorda Therapeutics, Inc $11.1011/01/2019 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026633500885 CMS
Sunovion Pharmaceuticals Inc. $18.7410/31/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026688114677 CMS
Lilly USA, LLC $11.5110/29/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026657863365 CMS
Supernus Pharmaceuticals, Inc. $11.8110/29/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026702333597 CMS
Biogen, Inc. $13.5110/28/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026660624909 CMS
EMD Serono, Inc. $5.1510/28/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026703016751 CMS
Sunovion Pharmaceuticals Inc. $19.5010/25/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026688114679 CMS
GENZYME CORPORATION $12.4810/24/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026694310643 CMS
Supernus Pharmaceuticals, Inc. $16.0410/23/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026702333593 CMS
Amgen Inc. $24.8410/21/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026662412083 CMS
Greenwich Biosciences, Inc. $15.8510/16/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026701790935 CMS
Novartis Pharmaceuticals Corporation $13.9710/14/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026659839545 CMS
Alexion Pharmaceuticals, Inc. $27.6110/11/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026695564359 CMS
ACADIA Pharmaceuticals Inc $13.2810/10/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026700014573 CMS
EMD Serono, Inc. $26.3410/09/2019 Education No dispute reported Delay: No
Change: UNCHANGED
06/30/2026702965487 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $3,442.38 244
PY2020 $30,221.38 318
PY2021 $58,720.91 316
PY2022 $22,505.09 265
PY2023 $18,293.88 184
PY2024 $19,919.49 196
PY2025 $33,780.77 176

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-06-30
Program years on this page
2019, 2020, 2021, 2022, 2023, 2024, 2025
Source files and profile matching
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.csv

One page per canonical provider; split Profile_IDs are merged via Associated_Covered_Recipient_Profile_ID_1/_2 from the Covered Recipient Profile Supplement.

Corrections to the substance of a record route to CMS through its review-and-dispute process; errors in how this site mirrors or displays a record route to us. Both paths are described in Methodology & Data.

Cite this record.

Plain
ISAAC R MEZO, NPI 1346415908. IndustryPayments, data edition 2026-07-26T04:22:22Z. https://industrypayments.org/provider/npi-1346415908.
APA 7
IndustryPayments. (2026). ISAAC R MEZO, NPI 1346415908 (Data edition 2026-07-26T04:22:22Z) [Data set]. https://industrypayments.org/provider/npi-1346415908
Bluebook
ISAAC R MEZO, NPI 1346415908, IndustryPayments (data edition 2026-07-26T04:22:22Z), https://industrypayments.org/provider/npi-1346415908.

Source: Centers for Medicare & Medicaid Services, Open Payments.