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

GIANMARCO O'BRIEN

Dental Providers Dentist Prosthodontics

NPI
1336338847
CMS profile
287111
Location
ORANGE, CA

General Payments · PY2018–2024

$7,268.61

  • Reported across 17 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,717.51

6 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
Honoraria $1,500.00 1
Food and Beverage $182.51 4
Education $35.00 1

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Kuraray America Inc. $1,612.92 2
Straumann USA LLC $53.44 2
Premier Dental Products Company $51.15 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $64.04 2
PY2020 $750.00 1
PY2021 $3,218.17 3
PY2022 $16.84 1
PY2023 $1,502.05 4
PY2024 $1,717.51 6

Payment records · PY2024 (6)

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

Program year 2024 20182020202120222023 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
Kuraray America Inc. $1,500.00 02/13/2024 Honoraria Undisputed 01/23/2026 1116742445 CMS
Kuraray America Inc. $112.92 08/31/2024 Food and Beverage Undisputed 01/23/2026 1095475962 CMS
Premier Dental Products Company $16.15 10/08/2024 Food and Beverage Undisputed 01/23/2026 1110454970 CMS
Premier Dental Products Company $35.00 10/08/2024 Education Undisputed 01/23/2026 1110454972 CMS
Straumann USA LLC $23.89 05/28/2024 Food and Beverage Undisputed 01/23/2026 1106609558 CMS
Straumann USA LLC $29.55 08/08/2024 Food and Beverage Undisputed 01/23/2026 1106622396 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, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_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.

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