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

VIVIAN H CHOU

Allopathic & Osteopathic Physicians Allergy & Immunology

NPI
1457573420
CMS profile
65724
Location
EVANSTON, 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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General Payments · PY2023 · Entire year

$1,996.23

91 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

PY2023 · entire year · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,944.23 89
Education $52.00 2

By paying entity

PY2023 · entire year · sorted by reported total

Payment records · PY2023

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

General Payments · PY2023 · Physicians and non-physician practitioners · CMS publication 2026-06-30

91 matching records · $1,996.23 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 91 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 91.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
GlaxoSmithKline, LLC. $14.5812/18/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261003041337 CMS
AstraZeneca Pharmaceuticals LP $27.3112/16/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261015428749 CMS
kaleo, Inc. $14.4812/13/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261013070267 CMS
HOSPIRA, INC. $29.6212/12/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261050645499 CMS
Regeneron Healthcare Solutions, Inc. $36.4012/08/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026999124593 CMS
PFIZER INC. $30.2612/02/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261050599743 CMS
BioCryst US Sales Co., LLC $24.6811/16/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261012576087 CMS
GlaxoSmithKline, LLC. $16.2711/16/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261003033151 CMS
GlaxoSmithKline, LLC. $27.7511/16/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261003037027 CMS
GlaxoSmithKline, LLC. $24.4211/16/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261003039061 CMS
Pharming Healthcare, Inc. $18.6511/03/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261029327717 CMS
Regeneron Healthcare Solutions, Inc. $28.5611/03/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026999124589 CMS
GENZYME CORPORATION $27.9811/01/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261050119861 CMS
CSL Behring $19.8610/25/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261043001569 CMS
AstraZeneca Pharmaceuticals LP $22.9610/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261014668519 CMS
AstraZeneca Pharmaceuticals LP $25.2910/13/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261015908215 CMS
Novartis Pharmaceuticals Corporation $19.8510/11/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026991668855 CMS
GlaxoSmithKline, LLC. $22.9710/09/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261003031465 CMS
AstraZeneca Pharmaceuticals LP $26.2210/06/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261015120203 CMS
HOSPIRA, INC. $29.0810/04/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261050422923 CMS
GlaxoSmithKline, LLC. $19.1109/25/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261003043896 CMS
ALK-Abello, Inc $24.1109/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261017123287 CMS
Amgen Inc. $16.2209/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261020191577 CMS
Hikma Pharmaceuticals USA $18.2009/13/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261053753969 CMS
CSL Behring $28.4009/06/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261043001503 CMS
GlaxoSmithKline, LLC. $16.2608/25/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261003039165 CMS
GlaxoSmithKline, LLC. $3.4608/25/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261003043875 CMS
AstraZeneca Pharmaceuticals LP $28.5208/23/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261011868113 CMS
PFIZER INC. $26.7308/17/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261049351441 CMS
GENZYME CORPORATION $19.9608/16/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261050119831 CMS
CSL Behring $15.0708/14/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261043001513 CMS
kaleo, Inc. $21.4308/11/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261013070259 CMS
BioCryst US Sales Co., LLC $26.8608/10/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261012575991 CMS
CSL Behring $17.2708/02/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261043001493 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $21.0807/26/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026997070721 CMS
Amgen Inc. $13.2007/24/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261020191575 CMS
Amgen Inc. $15.1807/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261020191571 CMS
Novartis Pharmaceuticals Corporation $18.7507/19/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026991668851 CMS
Blueprint Medicines Corporation $13.5607/12/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261051282941 CMS
Bio Products Laboratory USA, Inc. $8.5807/10/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261022977421 CMS
Regeneron Healthcare Solutions, Inc. $19.9307/08/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026999124585 CMS
ALK-Abello, Inc $18.8207/07/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261017123275 CMS
CSL Behring $24.7807/05/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261043001457 CMS
kaleo, Inc. $15.7706/30/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261013070243 CMS
Grifols USA, LLC $33.4706/28/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261011882468 CMS
GlaxoSmithKline, LLC. $22.9206/27/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261003037108 CMS
Pharming Healthcare, Inc. $20.6006/16/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261029327709 CMS
AstraZeneca Pharmaceuticals LP $24.5606/15/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261011808969 CMS
TerSera Therapeutics LLC $25.0806/09/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261052426761 CMS
GENZYME CORPORATION $23.6306/08/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261050119785 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $1,192.22 78
PY2020 $248.16 15
PY2021 $1,074.16 56
PY2022 $2,143.18 101
PY2023 $1,996.23 91
PY2024 $2,241.57 93
PY2025 $1,461.82 67

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
VIVIAN H CHOU, NPI 1457573420. IndustryPayments, data edition 2026-07-26T04:22:22Z. https://industrypayments.org/provider/npi-1457573420.
APA 7
IndustryPayments. (2026). VIVIAN H CHOU, NPI 1457573420 (Data edition 2026-07-26T04:22:22Z) [Data set]. https://industrypayments.org/provider/npi-1457573420
Bluebook
VIVIAN H CHOU, NPI 1457573420, IndustryPayments (data edition 2026-07-26T04:22:22Z), https://industrypayments.org/provider/npi-1457573420.

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