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

JOHN P BERDAHL

Allopathic & Osteopathic Physicians Ophthalmology

NPI
1871761577
CMS profile
130878
Location
SIOUX FALLS, SD

General Payments · PY2018–2024

$1,277,467.34

  • Reported across 662 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$177,971.06

98 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

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $220,554.80 122
PY2019 $160,767.43 117
PY2020 $141,870.19 58
PY2021 $232,125.34 80
PY2022 $176,679.11 85
PY2023 $167,499.41 102
PY2024 $177,971.06 98

Payment records · PY2024 (98)

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
Alcon Research LLC $700.00 01/18/2024 Consulting Fee Undisputed 01/23/2026 1089700735 CMS
Alcon Research LLC $148.28 04/07/2024 Food and Beverage Undisputed 01/23/2026 1082190752 CMS
Alcon Research LLC $1,000.00 04/19/2024 Consulting Fee Undisputed 01/23/2026 1089700725 CMS
Alcon Research LLC $1,000.00 04/19/2024 Consulting Fee Undisputed 01/23/2026 1089700737 CMS
Alcon Research LLC $2,000.00 05/09/2024 Consulting Fee Undisputed 01/23/2026 1089700739 CMS
Alcon Research LLC $1,000.00 06/20/2024 Consulting Fee Undisputed 01/23/2026 1089700727 CMS
Alcon Research LLC $41.39 10/17/2024 Food and Beverage Undisputed 01/23/2026 1082190750 CMS
Alcon Research LLC $2,500.00 11/07/2024 Consulting Fee Undisputed 01/23/2026 1089700723 CMS
Alcon Research LLC $1,000.00 11/07/2024 Consulting Fee Undisputed 01/23/2026 1089700729 CMS
Alcon Research LLC $1,000.00 11/07/2024 Consulting Fee Undisputed 01/23/2026 1089700731 CMS
Alcon Research LLC $1,000.00 12/05/2024 Consulting Fee Undisputed 01/23/2026 1089700733 CMS
Alcon Vision LLC $650.00 01/04/2024 Consulting Fee Undisputed 01/23/2026 1110522065 CMS
Alcon Vision LLC $650.00 01/04/2024 Consulting Fee Undisputed 01/23/2026 1110522067 CMS
Alcon Vision LLC $650.00 01/04/2024 Consulting Fee Undisputed 01/23/2026 1110522069 CMS
Alcon Vision LLC $650.00 02/08/2024 Consulting Fee Undisputed 01/23/2026 1110522071 CMS
Alcon Vision LLC $650.00 02/08/2024 Consulting Fee Undisputed 01/23/2026 1110522073 CMS
Alcon Vision LLC $650.00 02/08/2024 Consulting Fee Undisputed 01/23/2026 1110522075 CMS
Alcon Vision LLC $845.00 02/08/2024 Consulting Fee Undisputed 01/23/2026 1110522097 CMS
Alcon Vision LLC $845.00 02/08/2024 Consulting Fee Undisputed 01/23/2026 1110522099 CMS
Alcon Vision LLC $650.00 02/21/2024 Consulting Fee Undisputed 01/23/2026 1110522077 CMS
Alcon Vision LLC $650.00 02/28/2024 Consulting Fee Undisputed 01/23/2026 1110522079 CMS
Alcon Vision LLC $21.70 02/29/2024 Food and Beverage Undisputed 01/23/2026 1110581141 CMS
Alcon Vision LLC $23.30 03/07/2024 Food and Beverage Undisputed 01/23/2026 1110581145 CMS
Alcon Vision LLC $650.00 03/08/2024 Consulting Fee Undisputed 01/23/2026 1110522081 CMS
Alcon Vision LLC $650.00 04/09/2024 Consulting Fee Undisputed 01/23/2026 1110522083 CMS
Alcon Vision LLC $750.00 04/19/2024 Consulting Fee Undisputed 01/23/2026 1110522095 CMS
Alcon Vision LLC $13.00 04/23/2024 Food and Beverage Undisputed 01/23/2026 1110581137 CMS
Alcon Vision LLC $500.00 05/09/2024 Consulting Fee Undisputed 01/23/2026 1110522061 CMS
Alcon Vision LLC $650.00 06/05/2024 Consulting Fee Undisputed 01/23/2026 1110522085 CMS
Alcon Vision LLC $24,000.00 06/13/2024 Royalty or License Undisputed 01/23/2026 1110522113 CMS
Alcon Vision LLC $61.84 06/21/2024 Food and Beverage Undisputed 01/23/2026 1110590453 CMS
Alcon Vision LLC $1,500.00 07/18/2024 Consulting Fee Undisputed 01/23/2026 1110522109 CMS
Alcon Vision LLC $5.00 07/23/2024 Food and Beverage Undisputed 01/23/2026 1110581129 CMS
Alcon Vision LLC $33.01 07/24/2024 Food and Beverage Undisputed 01/23/2026 1110581149 CMS
Alcon Vision LLC $21.53 08/07/2024 Food and Beverage Undisputed 01/23/2026 1110581139 CMS
Alcon Vision LLC $1,000.00 08/08/2024 Consulting Fee Undisputed 01/23/2026 1110522101 CMS
Alcon Vision LLC $12.90 09/09/2024 Food and Beverage Undisputed 01/23/2026 1110581135 CMS
Alcon Vision LLC $177.83 10/17/2024 Food and Beverage Undisputed 01/23/2026 1110590457 CMS
Alcon Vision LLC $56.14 10/18/2024 Food and Beverage Undisputed 01/23/2026 1110590451 CMS
Alcon Vision LLC $45.50 10/20/2024 Food and Beverage Undisputed 01/23/2026 1110581151 CMS
Alcon Vision LLC $4,000.00 10/24/2024 Consulting Fee Undisputed 01/23/2026 1110522111 CMS
Alcon Vision LLC $1,000.00 11/07/2024 Consulting Fee Undisputed 01/23/2026 1110522103 CMS
Alcon Vision LLC $650.00 11/08/2024 Consulting Fee Undisputed 01/23/2026 1110522087 CMS
Alcon Vision LLC $27.17 11/09/2024 Food and Beverage Undisputed 01/23/2026 1110581147 CMS
Alcon Vision LLC $650.00 11/22/2024 Consulting Fee Undisputed 01/23/2026 1110522089 CMS
Alcon Vision LLC $21.98 12/04/2024 Food and Beverage Undisputed 01/23/2026 1110581143 CMS
Alcon Vision LLC $10.38 12/09/2024 Food and Beverage Undisputed 01/23/2026 1110581131 CMS
Alcon Vision LLC $650.00 12/12/2024 Consulting Fee Undisputed 01/23/2026 1110522091 CMS
Alcon Vision LLC $12.67 12/12/2024 Food and Beverage Undisputed 01/23/2026 1110581133 CMS
Alcon Vision LLC $500.00 12/16/2024 Consulting Fee Undisputed 01/23/2026 1110522063 CMS
Alcon Vision LLC $1,000.00 12/16/2024 Consulting Fee Undisputed 01/23/2026 1110522105 CMS
Alcon Vision LLC $1,000.00 12/16/2024 Consulting Fee Undisputed 01/23/2026 1110522107 CMS
Alcon Vision LLC $650.00 12/19/2024 Consulting Fee Undisputed 01/23/2026 1110522093 CMS
Alcon Vision LLC $88.21 12/19/2024 Food and Beverage Undisputed 01/23/2026 1110590455 CMS
Amgen Inc. $15.71 01/31/2024 Food and Beverage Undisputed 01/23/2026 1111528578 CMS
Amgen Inc. $15.52 04/11/2024 Food and Beverage Undisputed 01/23/2026 1111528580 CMS
Amgen Inc. $17.34 06/19/2024 Food and Beverage Undisputed 01/23/2026 1111528582 CMS
Amgen Inc. $17.71 08/08/2024 Food and Beverage Undisputed 01/23/2026 1111528584 CMS
Bausch & Lomb Americas Inc. $1,275.00 04/24/2024 Consulting Fee Undisputed 01/23/2026 1140371001 CMS
Bausch & Lomb Americas Inc. $13.54 05/29/2024 Food and Beverage Undisputed 01/23/2026 1140371003 CMS
Bausch & Lomb Americas Inc. $19.35 07/31/2024 Food and Beverage Undisputed 01/23/2026 1140371005 CMS
BIOTISSUE HOLDINGS INC. $24.13 07/08/2024 Food and Beverage Undisputed 01/23/2026 1148768170 CMS
Carl Zeiss Meditec, Inc. $810.00 02/21/2024 Consulting Fee Undisputed 01/23/2026 1153258665 CMS
Glaukos Corporation $13.83 02/14/2024 Food and Beverage Undisputed 01/23/2026 1151983054 CMS
Glaukos Corporation $146.70 02/15/2024 Food and Beverage Undisputed 01/23/2026 1151983060 CMS
Glaukos Corporation $650.00 02/28/2024 Consulting Fee Undisputed 01/23/2026 1151973737 CMS
Glaukos Corporation $4,250.00 04/29/2024 Consulting Fee Undisputed 01/23/2026 1151973177 CMS
Glaukos Corporation $850.00 05/22/2024 Consulting Fee Undisputed 01/23/2026 1151973729 CMS
Glaukos Corporation $850.00 06/19/2024 Consulting Fee Undisputed 01/23/2026 1151973725 CMS
Glaukos Corporation $650.00 06/26/2024 Consulting Fee Undisputed 01/23/2026 1151973735 CMS
Glaukos Corporation $5,100.00 07/03/2024 Consulting Fee Undisputed 01/23/2026 1151973173 CMS
Glaukos Corporation $850.00 07/10/2024 Consulting Fee Undisputed 01/23/2026 1151974288 CMS
Glaukos Corporation $1,700.00 09/04/2024 Consulting Fee Undisputed 01/23/2026 1151973181 CMS
Glaukos Corporation $127.41 09/23/2024 Food and Beverage Undisputed 01/23/2026 1151983058 CMS
Glaukos Corporation $17.78 10/22/2024 Food and Beverage Undisputed 01/23/2026 1151983056 CMS
Glaukos Corporation $650.00 11/06/2024 Consulting Fee Undisputed 01/23/2026 1151973179 CMS
Glaukos Corporation $845.00 11/06/2024 Consulting Fee Undisputed 01/23/2026 1151973183 CMS
Glaukos Corporation $650.00 11/06/2024 Consulting Fee Undisputed 01/23/2026 1151973733 CMS
Glaukos Corporation $2,550.00 11/06/2024 Consulting Fee Undisputed 01/23/2026 1151974290 CMS
Glaukos Corporation $2,550.00 11/20/2024 Consulting Fee Undisputed 01/23/2026 1151973731 CMS
Glaukos Corporation $2,550.00 11/27/2024 Consulting Fee Undisputed 01/23/2026 1151973175 CMS
Glaukos Corporation $850.00 12/19/2024 Consulting Fee Undisputed 01/23/2026 1151973727 CMS
Glaukos Corporation $7,474.85 12/31/2024 Long term medical supply or device loan Undisputed 01/23/2026 1151995854 CMS
Glaukos Corporation $8,600.00 12/31/2024 Long term medical supply or device loan Undisputed 01/23/2026 1151995856 CMS
Harrow Eye, LLC $16.60 07/16/2024 Food and Beverage Undisputed 01/23/2026 1145598202 CMS
Harrow Eye, LLC $25.27 10/29/2024 Food and Beverage Undisputed 01/23/2026 1145598204 CMS
Johnson & Johnson Surgical Vision, Inc. $33.85 01/23/2024 Food and Beverage Undisputed 01/23/2026 1077602156 CMS
Johnson & Johnson Surgical Vision, Inc. $16.56 07/16/2024 Food and Beverage Undisputed 01/23/2026 1077602148 CMS
Johnson & Johnson Surgical Vision, Inc. $81.01 08/28/2024 Food and Beverage Undisputed 01/23/2026 1077602136 CMS
Oyster Point Pharma, Inc. $22.99 04/30/2024 Food and Beverage Undisputed 01/23/2026 1147437021 CMS
RxSight Inc $74,653.13 02/06/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1144212924 CMS
RxSight Inc $29.88 03/12/2024 Food and Beverage Undisputed 01/23/2026 1144212928 CMS
RxSight Inc $37.95 08/24/2024 Food and Beverage Undisputed 01/23/2026 1144212934 CMS
SUN PHARMACEUTICAL INDUSTRIES INC. $19.53 08/28/2024 Food and Beverage Undisputed 01/23/2026 1152161765 CMS
SUN PHARMACEUTICAL INDUSTRIES INC. $22.50 10/01/2024 Food and Beverage Undisputed 01/23/2026 1152161767 CMS
SUN PHARMACEUTICAL INDUSTRIES INC. $119.26 11/08/2024 Food and Beverage Undisputed 01/23/2026 1152161769 CMS
Tarsus Pharmaceuticals, Inc. $21.53 03/05/2024 Food and Beverage Undisputed 01/23/2026 1139082267 CMS
Tarsus Pharmaceuticals, Inc. $25.30 11/18/2024 Food and Beverage Undisputed 01/23/2026 1139082269 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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