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

Covered recipient · General Payments record

YAN YAN

Allopathic & Osteopathic Physicians Allergy & Immunology

NPI
1154663771
CMS profile
4227205
Location
BURLINGAME, CA

General Payments · PY2019–2025

$3,630.40

  • Reported across 120 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$1,466.84

47 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

PY2025 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,394.84 46
Education $72.00 1

By paying entity

PY2025 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $323.36 16
PY2020 $962.64 34
PY2021 $247.86 11
PY2022 $77.18 2
PY2023 $137.64 2
PY2024 $414.88 8
PY2025 $1,466.84 47

Payment records · PY2025 (47)

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

Program year 2025 201920202021202220232024 Record-level detail is published for PY2025; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Amgen Inc. $25.93 04/16/2025 Food and Beverage Undisputed 06/30/2026 1228296527 CMS
Amgen Inc. $29.40 08/27/2025 Food and Beverage Undisputed 06/30/2026 1228296523 CMS
Amgen Inc. $24.57 12/05/2025 Food and Beverage Undisputed 06/30/2026 1228296525 CMS
Arcutis Biotherapeutics, Inc. $17.15 04/04/2025 Food and Beverage Undisputed 06/30/2026 1252378187 CMS
Arcutis Biotherapeutics, Inc. $19.94 05/06/2025 Food and Beverage Undisputed 06/30/2026 1252378189 CMS
ARS Pharmaceuticals Operations, Inc. $27.01 09/04/2025 Food and Beverage Undisputed 06/30/2026 1245897868 CMS
ARS Pharmaceuticals Operations, Inc. $14.67 12/24/2025 Food and Beverage Undisputed 06/30/2026 1245897871 CMS
AstraZeneca Pharmaceuticals LP $32.43 01/23/2025 Food and Beverage Undisputed 06/30/2026 1206227260 CMS
AstraZeneca Pharmaceuticals LP $27.16 03/05/2025 Food and Beverage Undisputed 06/30/2026 1206837081 CMS
AstraZeneca Pharmaceuticals LP $33.46 05/22/2025 Food and Beverage Undisputed 06/30/2026 1206731084 CMS
AstraZeneca Pharmaceuticals LP $28.32 05/23/2025 Food and Beverage Undisputed 06/30/2026 1206536435 CMS
AstraZeneca Pharmaceuticals LP $18.22 05/31/2025 Food and Beverage Undisputed 06/30/2026 1206695518 CMS
AstraZeneca Pharmaceuticals LP $30.50 09/06/2025 Food and Beverage Undisputed 06/30/2026 1206376955 CMS
AstraZeneca Pharmaceuticals LP $31.15 12/03/2025 Food and Beverage Undisputed 06/30/2026 1206253282 CMS
BioCryst US Sales Co., LLC $20.14 11/27/2025 Food and Beverage Undisputed 06/30/2026 1222009901 CMS
Galderma Laboratories, L.P. $43.05 03/27/2025 Food and Beverage Undisputed 06/30/2026 1234719086 CMS
Galderma Laboratories, L.P. $39.69 08/21/2025 Food and Beverage Undisputed 06/30/2026 1234719088 CMS
Galderma Laboratories, L.P. $15.78 11/13/2025 Food and Beverage Undisputed 06/30/2026 1234719090 CMS
GENZYME CORPORATION $43.03 02/19/2025 Food and Beverage Undisputed 06/30/2026 1233577183 CMS
GENZYME CORPORATION $17.90 03/26/2025 Food and Beverage Undisputed 06/30/2026 1233577207 CMS
GENZYME CORPORATION $35.10 04/02/2025 Food and Beverage Undisputed 06/30/2026 1233577215 CMS
GENZYME CORPORATION $31.95 05/13/2025 Food and Beverage Undisputed 06/30/2026 1233577236 CMS
GENZYME CORPORATION $35.41 08/29/2025 Food and Beverage Undisputed 06/30/2026 1233577329 CMS
GlaxoSmithKline, LLC. $34.72 01/29/2025 Food and Beverage Undisputed 06/30/2026 1191335198 CMS
GlaxoSmithKline, LLC. $28.19 04/29/2025 Food and Beverage Undisputed 06/30/2026 1190601193 CMS
GlaxoSmithKline, LLC. $27.53 05/07/2025 Food and Beverage Undisputed 06/30/2026 1190977516 CMS
GlaxoSmithKline, LLC. $33.87 06/05/2025 Food and Beverage Undisputed 06/30/2026 1191038337 CMS
GlaxoSmithKline, LLC. $23.25 10/17/2025 Food and Beverage Undisputed 06/30/2026 1190700600 CMS
Incyte Corporation $24.38 10/16/2025 Food and Beverage Undisputed 06/30/2026 1226182623 CMS
Incyte Corporation $29.95 11/22/2025 Food and Beverage Undisputed 06/30/2026 1226193452 CMS
LEO Pharma Inc. $22.65 11/15/2025 Food and Beverage Undisputed 06/30/2026 1252044242 CMS
LEO Pharma Inc. $25.28 12/03/2025 Food and Beverage Undisputed 06/30/2026 1252044244 CMS
Lilly USA, LLC $28.82 02/26/2025 Food and Beverage Undisputed 06/30/2026 1187062010 CMS
Lilly USA, LLC $31.64 10/10/2025 Food and Beverage Undisputed 06/30/2026 1187062008 CMS
Novartis Pharmaceuticals Corporation $23.68 05/14/2025 Food and Beverage Undisputed 06/30/2026 1200586384 CMS
Novartis Pharmaceuticals Corporation $21.17 09/17/2025 Food and Beverage Undisputed 06/30/2026 1200586392 CMS
Novartis Pharmaceuticals Corporation $27.13 10/28/2025 Food and Beverage Undisputed 06/30/2026 1200397610 CMS
Novartis Pharmaceuticals Corporation $17.05 11/05/2025 Food and Beverage Undisputed 06/30/2026 1200397612 CMS
Optinose US, Inc. $23.46 03/19/2025 Food and Beverage Undisputed 06/30/2026 1163255502 CMS
Organon LLC $113.91 11/12/2025 Food and Beverage Undisputed 06/30/2026 1237663296 CMS
Regeneron Healthcare Solutions, Inc. $5.08 03/20/2025 Food and Beverage Undisputed 06/30/2026 1213075250 CMS
Regeneron Healthcare Solutions, Inc. $35.87 04/24/2025 Food and Beverage Undisputed 06/30/2026 1213075252 CMS
Regeneron Healthcare Solutions, Inc. $31.60 08/23/2025 Food and Beverage Undisputed 06/30/2026 1213075254 CMS
Regeneron Healthcare Solutions, Inc. $38.75 10/02/2025 Food and Beverage Undisputed 06/30/2026 1213075256 CMS
Regeneron Healthcare Solutions, Inc. $29.90 11/26/2025 Food and Beverage Undisputed 06/30/2026 1213075258 CMS
SANOFI-AVENTIS U.S. LLC $72.00 04/25/2025 Education Undisputed 06/30/2026 1233577227 CMS
Takeda Pharmaceuticals U.S.A., Inc. $75.00 02/10/2025 Food and Beverage Undisputed 06/30/2026 1223940117 CMS

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
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024 , PY2025
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.csv

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