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

YANHONG ZHANG

Allopathic & Osteopathic Physicians Internal Medicine

NPI
1639558737
CMS profile
2784626
Location
PHILADELPHIA, PA

General Payments · PY2018–2024

$2,564.89

  • Reported across 143 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$201.31

7 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 $201.31 7

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
TACTILE SYSTEMS TECHNOLOGY INC $83.21 2
Gilead Sciences, Inc. $46.66 2
PFIZER INC. $43.43 2
E.R. Squibb & Sons, L.L.C. $28.01 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $342.15 25
PY2019 $733.87 46
PY2020 $254.62 16
PY2021 $201.03 11
PY2022 $733.01 34
PY2023 $98.90 4
PY2024 $201.31 7

Payment records · PY2024 (7)

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

Program year 2024 201820192020202120222023 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
E.R. Squibb & Sons, L.L.C. $28.01 08/14/2024 Food and Beverage Undisputed 01/23/2026 1101199504 CMS
Gilead Sciences, Inc. $21.79 03/06/2024 Food and Beverage Undisputed 01/23/2026 1133755976 CMS
Gilead Sciences, Inc. $24.87 12/05/2024 Food and Beverage Undisputed 01/23/2026 1133755978 CMS
PFIZER INC. $23.05 02/28/2024 Food and Beverage Undisputed 01/23/2026 1130900917 CMS
PFIZER INC. $20.38 02/29/2024 Food and Beverage Undisputed 01/23/2026 1130901781 CMS
Tactile Systems Technology Inc $36.24 05/02/2024 Food and Beverage Undisputed 01/23/2026 1082376353 CMS
Tactile Systems Technology Inc $46.97 09/30/2024 Food and Beverage Undisputed 01/23/2026 1082376351 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, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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