Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-01-23 View official record Methodology

Covered recipient · General Payments record

ZHANGNING CHEN

NPI
1235660564
CMS profile
11552544
Location
LITTLE ROCK, AR

General Payments · PY2023–2024

$805.29

  • Reported across 30 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$621.55

28 records · 0 disputed

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

How these totals are calculated
  • The total is the sum of the General Payments records CMS published for the labeled program year(s), exactly as published. 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.
  • Featured-page threshold (a presentation gate, not a judgment): records>=3 OR total>=100 (all years).
  • Methodology & Data — sourcing, labeling, and limitations.

By nature of payment

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $532.55 27
Education $89.00 1

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2023 $183.74 2
PY2024 $621.55 28

Payment records · PY2024 (28)

Sorted by paying entity, then date · as published by CMS

Program year 2024 2023 Record-level detail is published for PY2024; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
ABBVIE INC. $16.94 09/17/2024 Food and Beverage Undisputed 01/23/2026 1103454390 CMS
Astellas Pharma US Inc $15.57 07/17/2024 Food and Beverage Undisputed 01/23/2026 1139363961 CMS
AstraZeneca Pharmaceuticals LP $18.23 06/13/2024 Food and Beverage Undisputed 01/23/2026 1104667545 CMS
AstraZeneca Pharmaceuticals LP $19.79 09/11/2024 Food and Beverage Undisputed 01/23/2026 1105655272 CMS
Celgene Corporation $16.11 09/23/2024 Food and Beverage Undisputed 01/23/2026 1101129928 CMS
Celgene Corporation $13.98 11/21/2024 Food and Beverage Undisputed 01/23/2026 1101129930 CMS
Eisai Inc. $22.04 07/23/2024 Food and Beverage Undisputed 01/23/2026 1110790282 CMS
Eisai Inc. $17.58 10/16/2024 Food and Beverage Undisputed 01/23/2026 1110790284 CMS
Eisai Inc. $19.34 11/07/2024 Food and Beverage Undisputed 01/23/2026 1110790286 CMS
Exelixis Inc. $20.95 08/07/2024 Food and Beverage Undisputed 01/23/2026 1138567753 CMS
Exelixis Inc. $18.51 09/17/2024 Food and Beverage Undisputed 01/23/2026 1138567755 CMS
Genentech USA, Inc. $19.42 10/17/2024 Food and Beverage Undisputed 01/23/2026 1133136854 CMS
GENZYME CORPORATION $33.60 12/11/2024 Food and Beverage Undisputed 01/23/2026 1139700847 CMS
GENZYME CORPORATION $22.57 12/17/2024 Food and Beverage Undisputed 01/23/2026 1139700851 CMS
Gilead Sciences, Inc. $21.67 10/24/2024 Food and Beverage Undisputed 01/23/2026 1133832348 CMS
Ipsen Biopharmaceuticals, Inc $18.35 11/05/2024 Food and Beverage Undisputed 01/23/2026 1091990757 CMS
Ipsen Biopharmaceuticals, Inc $14.17 11/05/2024 Food and Beverage Undisputed 01/23/2026 1091990759 CMS
Janssen Biotech, Inc. $15.32 10/29/2024 Food and Beverage Undisputed 01/23/2026 1078270121 CMS
Janssen Biotech, Inc. $89.00 11/04/2024 Education Undisputed 01/23/2026 1078268853 CMS
JAZZ PHARMACEUTICALS INC. $14.65 11/26/2024 Food and Beverage Undisputed 01/23/2026 1150205644 CMS
Merck Sharp & Dohme LLC $14.61 07/10/2024 Food and Beverage Undisputed 01/23/2026 1141728960 CMS
Merck Sharp & Dohme LLC $24.48 08/28/2024 Food and Beverage Undisputed 01/23/2026 1141728958 CMS
Merck Sharp & Dohme LLC $27.93 11/14/2024 Food and Beverage Undisputed 01/23/2026 1141728948 CMS
PFIZER INC. $21.31 07/02/2024 Food and Beverage Undisputed 01/23/2026 1131572248 CMS
RECORDATI_RARE_DISEASES_INC. $16.06 07/11/2024 Food and Beverage Undisputed 01/23/2026 1139161834 CMS
Regeneron Healthcare Solutions, Inc. $22.24 08/14/2024 Food and Beverage Undisputed 01/23/2026 1114023704 CMS
Regeneron Healthcare Solutions, Inc. $17.38 10/15/2024 Food and Beverage Undisputed 01/23/2026 1114023706 CMS
Regeneron Healthcare Solutions, Inc. $29.75 11/27/2024 Food and Beverage Undisputed 01/23/2026 1114023708 CMS

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-01-23
Program years on this page
2023, 2024
Source files
Dataset page · Bulk file · PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.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.