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

STEVEN WEINSTOCK

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1477620177
CMS profile
157325
Location
TORRANCE, CA

General Payments · PY2018–2021

$1,324.28

  • Reported across 62 records
  • CMS publication 2026-01-23

Latest program year · PY2021

$138.94

4 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

PY2021 · sorted by reported total

Nature of paymentAmountRecords
Education $89.00 1
Food and Beverage $49.94 3

By paying entity

PY2021 · sorted by reported total

Paying entityAmountRecords
Janssen Biotech, Inc. $89.00 1
Alnylam Pharmaceuticals Inc. $17.68 1
Celgene Corporation $16.81 1
RedHill Biopharma Inc. $15.45 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $827.08 38
PY2019 $316.90 17
PY2020 $41.36 3
PY2021 $138.94 4

Payment records · PY2021 (4)

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

Program year 2021 201820192020 Record-level detail is published for PY2021; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Alnylam Pharmaceuticals Inc. $17.68 03/16/2021 Food and Beverage Undisputed 01/23/2026 828517249 CMS
Celgene Corporation $16.81 06/08/2021 Food and Beverage Undisputed 01/23/2026 783698667 CMS
Janssen Biotech, Inc. $89.00 11/19/2021 Education Undisputed 01/23/2026 788296175 CMS
RedHill Biopharma Inc. $15.45 01/05/2021 Food and Beverage Undisputed 01/23/2026 799951661 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
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2020 , PY2021
Generated from
OP_DTL_GNRL_PGYR2021_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.