Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-06-30 View official record Methodology

Covered recipient · General Payments record

DENNIS STOLPNER

Allopathic & Osteopathic Physicians General Practice

NPI
1497018782
CMS profile
4375475
Location
SANTA ANA, CA

General Payments · PY2019–2025

$1,212.29

  • Reported across 44 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$607.62

23 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

PY2025 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $607.62 23

By paying entity

PY2025 · sorted by reported total

Paying entityAmountRecords
Ardelyx, Inc. $240.20 8
Acerta Pharma LLC $179.40 7
Amgen Inc. $76.40 3
Lilly USA, LLC $45.54 2
IBSA Pharma Inc. $37.84 2
VIVUS LLC $28.24 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $18.06 1
PY2023 $26.89 1
PY2024 $559.72 19
PY2025 $607.62 23

Payment records · PY2025 (23)

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

Program year 2025 201920232024 Record-level detail is published for PY2025; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Amgen Inc. $18.86 03/07/2025 Food and Beverage Undisputed 06/30/2026 1228283363 CMS
Amgen Inc. $27.15 07/25/2025 Food and Beverage Undisputed 06/30/2026 1228283359 CMS
Amgen Inc. $30.39 10/01/2025 Food and Beverage Undisputed 06/30/2026 1228283361 CMS
Ardelyx, Inc. $32.88 02/05/2025 Food and Beverage Undisputed 06/30/2026 1247886282 CMS
Ardelyx, Inc. $34.97 03/14/2025 Food and Beverage Undisputed 06/30/2026 1247886284 CMS
Ardelyx, Inc. $26.43 05/19/2025 Food and Beverage Undisputed 06/30/2026 1247886286 CMS
Ardelyx, Inc. $25.47 06/23/2025 Food and Beverage Undisputed 06/30/2026 1247886288 CMS
Ardelyx, Inc. $30.74 07/11/2025 Food and Beverage Undisputed 06/30/2026 1247886290 CMS
Ardelyx, Inc. $26.72 09/15/2025 Food and Beverage Undisputed 06/30/2026 1247886292 CMS
Ardelyx, Inc. $28.00 11/05/2025 Food and Beverage Undisputed 06/30/2026 1247886294 CMS
Ardelyx, Inc. $34.99 12/17/2025 Food and Beverage Undisputed 06/30/2026 1247886296 CMS
AstraZeneca Pharmaceuticals LP $19.98 01/14/2025 Food and Beverage Undisputed 06/30/2026 1207290912 CMS
AstraZeneca Pharmaceuticals LP $29.67 04/09/2025 Food and Beverage Undisputed 06/30/2026 1207296264 CMS
AstraZeneca Pharmaceuticals LP $22.01 06/11/2025 Food and Beverage Undisputed 06/30/2026 1206153300 CMS
AstraZeneca Pharmaceuticals LP $28.13 06/30/2025 Food and Beverage Undisputed 06/30/2026 1206512594 CMS
AstraZeneca Pharmaceuticals LP $29.25 08/05/2025 Food and Beverage Undisputed 06/30/2026 1206711911 CMS
AstraZeneca Pharmaceuticals LP $26.60 08/28/2025 Food and Beverage Undisputed 06/30/2026 1206418116 CMS
AstraZeneca Pharmaceuticals LP $23.76 09/17/2025 Food and Beverage Undisputed 06/30/2026 1207050415 CMS
IBSA Pharma Inc. $15.46 06/18/2025 Food and Beverage Undisputed 06/30/2026 1211691730 CMS
IBSA Pharma Inc. $22.38 09/19/2025 Food and Beverage Undisputed 06/30/2026 1211694183 CMS
Lilly USA, LLC $17.55 05/19/2025 Food and Beverage Undisputed 06/30/2026 1186648205 CMS
Lilly USA, LLC $27.99 07/22/2025 Food and Beverage Undisputed 06/30/2026 1186609554 CMS
VIVUS LLC $28.24 12/15/2025 Food and Beverage Undisputed 06/30/2026 1188054284 CMS

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-06-30
Program years on this page
2019, 2023, 2024, 2025
Source files
Dataset page · Bulk file · PY2019 , PY2023 , PY2024 , PY2025
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.csv

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