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

XIAOLONG ZHOU

Allopathic & Osteopathic Physicians Dermatology

NPI
1346506532
CMS profile
1390211
Location
CHICAGO, IL

General Payments · PY2018–2024

$6,812.48

  • Reported across 28 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$672.27

8 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 $648.77 7
Education $23.50 1

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Kyowa Kirin, Inc. $375.46 6
GENZYME CORPORATION $150.20 1
Mallinckrodt Hospital Products Inc. $146.61 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $142.24 2
PY2019 $5,424.03 13
PY2022 $109.11 1
PY2023 $464.83 4
PY2024 $672.27 8

Payment records · PY2024 (8)

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

Program year 2024 2018201920222023 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
GENZYME CORPORATION $150.20 11/06/2024 Food and Beverage Undisputed 01/23/2026 1139831854 CMS
Kyowa Kirin, Inc. $150.00 03/12/2024 Food and Beverage Undisputed 01/23/2026 1127045653 CMS
Kyowa Kirin, Inc. $21.88 10/23/2024 Food and Beverage Undisputed 01/23/2026 1127045655 CMS
Kyowa Kirin, Inc. $23.50 10/23/2024 Education Undisputed 01/23/2026 1127045659 CMS
Kyowa Kirin, Inc. $144.57 11/19/2024 Food and Beverage Undisputed 01/23/2026 1127045657 CMS
Kyowa Kirin, Inc. $25.20 12/02/2024 Food and Beverage Undisputed 01/23/2026 1127045663 CMS
Kyowa Kirin, Inc. $10.31 12/18/2024 Food and Beverage Undisputed 01/23/2026 1127045661 CMS
Mallinckrodt Hospital Products Inc. $146.61 07/31/2024 Food and Beverage Undisputed 01/23/2026 1145156574 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
2018, 2019, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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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.