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 P ZENKER

Allopathic & Osteopathic Physicians Pediatrics

NPI
1861485708
CMS profile
871545
Location
ALTON, IL

General Payments · PY2018–2019

$230.96

  • Reported across 15 records
  • CMS publication 2026-01-23

Latest program year · PY2019

$154.27

9 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

PY2019 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $154.27 9

By paying entity

PY2019 · sorted by reported total

Paying entityAmountRecords
IRONSHORE PHARMACEUTICALS INC. $52.77 3
Daiichi Sankyo Inc. $32.67 2
Lundbeck LLC $22.04 1
Genentech USA, Inc. $20.51 1
Duchesnay USA Incorporated $13.83 1
GE HEALTHCARE $12.45 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $76.69 6
PY2019 $154.27 9

Payment records · PY2019 (9)

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

Program year 2019 2018 Record-level detail is published for PY2019; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Daiichi Sankyo Inc. $14.86 08/26/2019 Food and Beverage Undisputed 01/23/2026 695356065 CMS
Daiichi Sankyo Inc. $17.81 09/30/2019 Food and Beverage Undisputed 01/23/2026 695365715 CMS
Duchesnay USA Incorporated $13.83 04/12/2019 Food and Beverage Undisputed 01/23/2026 699541691 CMS
GE HEALTHCARE $12.45 06/06/2019 Food and Beverage Undisputed 01/23/2026 698469207 CMS
Genentech USA, Inc. $20.51 02/28/2019 Food and Beverage Undisputed 01/23/2026 681353587 CMS
Ironshore Pharmaceuticals Inc. $17.58 06/17/2019 Food and Beverage Undisputed 01/23/2026 707581209 CMS
Ironshore Pharmaceuticals Inc. $19.11 07/15/2019 Food and Beverage Undisputed 01/23/2026 707571703 CMS
Ironshore Pharmaceuticals Inc. $16.08 08/27/2019 Food and Beverage Undisputed 01/23/2026 707554819 CMS
Lundbeck LLC $22.04 05/03/2019 Food and Beverage Undisputed 01/23/2026 684378449 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
Source files
Dataset page · Bulk file · PY2018 , PY2019
Generated from
OP_DTL_GNRL_PGYR2019_P01232026_01102026.csv

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