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

FREDERICK J KOGAN

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1831146117
CMS profile
310380
Location
PHOENIX, AZ

General Payments · PY2018–2021

$1,516.22

  • Reported across 89 records
  • CMS publication 2026-01-23

Latest program year · PY2021

$156.79

10 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
Food and Beverage $156.79 10

By paying entity

PY2021 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $812.11 48
PY2019 $294.98 16
PY2020 $252.34 15
PY2021 $156.79 10

Payment records · PY2021 (10)

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
AbbVie Inc. $12.40 05/19/2021 Food and Beverage Undisputed 01/23/2026 795134717 CMS
AbbVie Inc. $24.73 05/26/2021 Food and Beverage Undisputed 01/23/2026 795134721 CMS
Celgene Corporation $13.08 07/14/2021 Food and Beverage Undisputed 01/23/2026 783678317 CMS
Dynavax Technologies Corporation $12.35 05/11/2021 Food and Beverage Undisputed 01/23/2026 800991197 CMS
Janssen Biotech, Inc. $15.24 02/17/2021 Food and Beverage Undisputed 01/23/2026 788725981 CMS
Merck Sharp & Dohme Corporation $16.25 07/08/2021 Food and Beverage Undisputed 01/23/2026 848507707 CMS
QOL Medical, LLC $17.40 06/17/2021 Food and Beverage Undisputed 01/23/2026 833611225 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $14.97 06/16/2021 Food and Beverage Undisputed 01/23/2026 850210553 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $17.83 08/11/2021 Food and Beverage Undisputed 01/23/2026 850241213 CMS
W. L. Gore & Associates, Inc. $12.54 07/01/2021 Food and Beverage Undisputed 01/23/2026 844665793 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.