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

TANYA B DORFF

Allopathic & Osteopathic Physicians Internal Medicine Medical Oncology

NPI
1508879115
CMS profile
22566
Location
DUARTE, CA

General Payments · PY2018–2024

$129,685.50

  • Reported across 204 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$13,410.71

49 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
Consulting Fee $8,847.50 5
Travel and Lodging $2,420.86 2
Food and Beverage $2,142.35 42

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $16,438.65 22
PY2019 $33,023.73 44
PY2020 $10,003.92 16
PY2021 $12,898.88 10
PY2022 $27,271.01 30
PY2023 $16,638.60 33
PY2024 $13,410.71 49

Payment records · PY2024 (49)

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
Astellas Pharma Europe Ltd $2,812.50 02/19/2024 Consulting Fee Undisputed 01/23/2026 1121141021 CMS
Astellas Pharma Global Development $937.50 06/13/2024 Consulting Fee Undisputed 01/23/2026 1132966143 CMS
Bayer Healthcare Pharmaceuticals Inc. $226.86 10/18/2024 Travel and Lodging Undisputed 01/23/2026 1086078942 CMS
Bayer Healthcare Pharmaceuticals Inc. $138.71 10/18/2024 Food and Beverage Undisputed 01/23/2026 1086210385 CMS
Bayer Healthcare Pharmaceuticals Inc. $15.00 10/19/2024 Food and Beverage Undisputed 01/23/2026 1086210383 CMS
Bayer Healthcare Pharmaceuticals Inc. $15.00 10/19/2024 Food and Beverage Undisputed 01/23/2026 1086237412 CMS
Bayer Healthcare Pharmaceuticals Inc. $63.71 10/19/2024 Food and Beverage Undisputed 01/23/2026 1086237414 CMS
Bayer Healthcare Pharmaceuticals Inc. $3,605.00 10/19/2024 Consulting Fee Undisputed 01/23/2026 1086237416 CMS
Bayer Healthcare Pharmaceuticals Inc. $50.00 10/19/2024 Food and Beverage Undisputed 01/23/2026 1086237418 CMS
Bayer Healthcare Pharmaceuticals Inc. $98.12 10/29/2024 Food and Beverage Undisputed 01/23/2026 1086217237 CMS
Blue Earth Diagnostics Limited $159.06 12/12/2024 Food and Beverage Undisputed 01/23/2026 1147800671 CMS
Dendreon Pharmaceuticals LLC $13.12 01/19/2024 Food and Beverage Undisputed 01/23/2026 1149315072 CMS
Dendreon Pharmaceuticals LLC $10.59 01/20/2024 Food and Beverage Undisputed 01/23/2026 1149315074 CMS
Dendreon Pharmaceuticals LLC $14.09 05/25/2024 Food and Beverage Undisputed 01/23/2026 1149315076 CMS
Dendreon Pharmaceuticals LLC $19.83 06/11/2024 Food and Beverage Undisputed 01/23/2026 1149315078 CMS
Dendreon Pharmaceuticals LLC $30.74 07/10/2024 Food and Beverage Undisputed 01/23/2026 1149315080 CMS
Dendreon Pharmaceuticals LLC $19.19 09/21/2024 Food and Beverage Undisputed 01/23/2026 1149315082 CMS
Dendreon Pharmaceuticals LLC $19.37 10/05/2024 Food and Beverage Undisputed 01/23/2026 1149315084 CMS
Dendreon Pharmaceuticals LLC $10.88 11/26/2024 Food and Beverage Undisputed 01/23/2026 1149315086 CMS
Dendreon Pharmaceuticals LLC $20.20 12/03/2024 Food and Beverage Undisputed 01/23/2026 1149315088 CMS
Eisai Inc. $23.01 04/01/2024 Food and Beverage Undisputed 01/23/2026 1110784812 CMS
EMD Serono, Inc. $46.25 05/07/2024 Food and Beverage Undisputed 01/23/2026 1120228198 CMS
EMD Serono, Inc. $34.59 09/05/2024 Food and Beverage Undisputed 01/23/2026 1120262358 CMS
Fennec Pharmaceuticals, Inc. $50.81 12/05/2024 Food and Beverage Undisputed 01/23/2026 1120186144 CMS
Ferring Pharmaceuticals Inc. $17.98 06/20/2024 Food and Beverage Undisputed 01/23/2026 1137473926 CMS
Ferring Pharmaceuticals Inc. $21.54 10/24/2024 Food and Beverage Undisputed 01/23/2026 1137473930 CMS
Janssen Biotech, Inc. $21.32 08/05/2024 Food and Beverage Undisputed 01/23/2026 1078293511 CMS
Janssen Biotech, Inc. $6.52 10/01/2024 Food and Beverage Undisputed 01/23/2026 1078293421 CMS
Janssen Biotech, Inc. $141.24 12/04/2024 Food and Beverage Undisputed 01/23/2026 1078293645 CMS
Janssen Scientific Affairs, LLC $2,194.00 02/17/2024 Travel and Lodging Undisputed 01/23/2026 1078844695 CMS
Janssen Scientific Affairs, LLC $24.79 09/18/2024 Food and Beverage Undisputed 01/23/2026 1078844703 CMS
Janssen Scientific Affairs, LLC $105.86 10/30/2024 Food and Beverage Undisputed 01/23/2026 1078844727 CMS
Janssen Scientific Affairs, LLC $817.50 12/09/2024 Consulting Fee Undisputed 01/23/2026 1078844705 CMS
Merck Sharp & Dohme LLC $28.93 05/16/2024 Food and Beverage Undisputed 01/23/2026 1141649959 CMS
Merck Sharp & Dohme LLC $21.95 10/08/2024 Food and Beverage Undisputed 01/23/2026 1141853029 CMS
Novartis Pharmaceuticals Corporation $675.00 08/14/2024 Consulting Fee Undisputed 01/23/2026 1086957999 CMS
Novartis Pharmaceuticals Corporation $16.25 10/22/2024 Food and Beverage Undisputed 01/23/2026 1086957989 CMS
PFIZER INC. $25.98 01/25/2024 Food and Beverage Undisputed 01/23/2026 1131296158 CMS
PFIZER INC. $143.09 08/02/2024 Food and Beverage Undisputed 01/23/2026 1131897491 CMS
PFIZER INC. $132.54 08/11/2024 Food and Beverage Undisputed 01/23/2026 1132025563 CMS
PFIZER INC. $147.14 09/15/2024 Food and Beverage Undisputed 01/23/2026 1132025561 CMS
PFIZER INC. $131.96 10/30/2024 Food and Beverage Undisputed 01/23/2026 1130874257 CMS
Sumitomo Pharma America, Inc. $106.45 01/22/2024 Food and Beverage Undisputed 01/23/2026 1148846355 CMS
Sumitomo Pharma America, Inc. $87.10 08/02/2024 Food and Beverage Undisputed 01/23/2026 1148846357 CMS
Sumitomo Pharma America, Inc. $19.48 08/27/2024 Food and Beverage Undisputed 01/23/2026 1148846359 CMS
Teleflex LLC $26.38 04/16/2024 Food and Beverage Undisputed 01/23/2026 1142075141 CMS
Teleflex LLC $19.41 05/22/2024 Food and Beverage Undisputed 01/23/2026 1142096351 CMS
Teleflex LLC $22.92 10/21/2024 Food and Beverage Undisputed 01/23/2026 1142075143 CMS
Tempus AI, Inc $21.25 02/13/2024 Food and Beverage Undisputed 01/23/2026 1150163900 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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