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

STEPHEN TANG

Allopathic & Osteopathic Physicians Pediatrics

NPI
1750487401
CMS profile
215380
Location
RANCHO SANTA MARGARITA, CA

General Payments · PY2018–2024

$1,240.17

  • Reported across 44 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$351.67

5 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
Travel and Lodging $279.35 1
Food and Beverage $72.32 4

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Biosense Webster, Inc. $279.35 1
SANOFI PASTEUR INC. $26.09 1
SANOFI-AVENTIS U.S. LLC $17.59 1
Kaleo, Inc. $14.37 1
Merck Sharp & Dohme Corporation $14.27 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $147.40 8
PY2019 $118.73 6
PY2020 $94.75 5
PY2021 $195.85 10
PY2022 $142.15 8
PY2023 $189.62 2
PY2024 $351.67 5

Payment records · PY2024 (5)

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
Biosense Webster, Inc. $279.35 07/23/2024 Travel and Lodging Undisputed 01/23/2026 1077662166 CMS
kaleo, Inc. $14.37 08/13/2024 Food and Beverage Undisputed 01/23/2026 1126630476 CMS
Merck Sharp & Dohme LLC $14.27 02/12/2024 Food and Beverage Undisputed 01/23/2026 1141979843 CMS
SANOFI PASTEUR INC. $26.09 12/10/2024 Food and Beverage Undisputed 01/23/2026 1128736648 CMS
SANOFI-AVENTIS U.S. LLC $17.59 09/09/2024 Food and Beverage Undisputed 01/23/2026 1139645740 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

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.