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

GEORGE ALEXANDER MANDELARIS

Dental Providers Dentist Periodontics

NPI
1356568513
CMS profile
198193
Location
OAKBROOK TERRACE, IL

General Payments · PY2018–2024

$88,096.68

  • Reported across 141 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$19,986.80

33 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

Paying entityAmountRecords
BioHorizons Implant Systems Inc. $13,167.19 19
GEISTLICH PHARMA, NORTH AMERICA, INC. $4,490.21 8
DENTSPLY LLC $2,160.00 2
Southern Implants North America Inc $104.21 1
Dentsply Sirona Inc $41.37 2
ZIMVIE INC. $23.82 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $47,884.14 30
PY2019 $8,176.04 21
PY2020 $4,090.95 14
PY2021 $1,050.68 16
PY2022 $989.52 12
PY2023 $5,918.55 15
PY2024 $19,986.80 33

Payment records · PY2024 (33)

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
BioHorizons Implant Systems Inc. $8.53 01/16/2024 Food and Beverage Undisputed 01/23/2026 1129404982 CMS
BioHorizons Implant Systems Inc. $106.23 01/24/2024 Food and Beverage Undisputed 01/23/2026 1129404988 CMS
BioHorizons Implant Systems Inc. $19.31 02/05/2024 Food and Beverage Undisputed 01/23/2026 1129404964 CMS
BioHorizons Implant Systems Inc. $20.61 03/12/2024 Food and Beverage Undisputed 01/23/2026 1129404960 CMS
BioHorizons Implant Systems Inc. $5,000.00 03/19/2024 Compensation for serving as faculty or as a speaker for a medical education program Undisputed 01/23/2026 1129405058 CMS
BioHorizons Implant Systems Inc. $620.04 03/19/2024 Travel and Lodging Undisputed 01/23/2026 1129405068 CMS
BioHorizons Implant Systems Inc. $24.49 05/30/2024 Food and Beverage Undisputed 01/23/2026 1129405012 CMS
BioHorizons Implant Systems Inc. $3,000.00 06/26/2024 Compensation for serving as faculty or as a speaker for a medical education program Undisputed 01/23/2026 1129405054 CMS
BioHorizons Implant Systems Inc. $412.19 06/26/2024 Travel and Lodging Undisputed 01/23/2026 1129405060 CMS
BioHorizons Implant Systems Inc. $186.26 06/26/2024 Travel and Lodging Undisputed 01/23/2026 1129405064 CMS
BioHorizons Implant Systems Inc. $41.26 06/26/2024 Food and Beverage Undisputed 01/23/2026 1129405072 CMS
BioHorizons Implant Systems Inc. $14.72 07/20/2024 Food and Beverage Undisputed 01/23/2026 1129405008 CMS
BioHorizons Implant Systems Inc. $3,000.00 09/05/2024 Compensation for serving as faculty or as a speaker for a medical education program Undisputed 01/23/2026 1129405056 CMS
BioHorizons Implant Systems Inc. $484.94 09/05/2024 Travel and Lodging Undisputed 01/23/2026 1129405062 CMS
BioHorizons Implant Systems Inc. $130.70 09/05/2024 Travel and Lodging Undisputed 01/23/2026 1129405066 CMS
BioHorizons Implant Systems Inc. $33.28 09/05/2024 Food and Beverage Undisputed 01/23/2026 1129405070 CMS
BioHorizons Implant Systems Inc. $20.11 10/01/2024 Food and Beverage Undisputed 01/23/2026 1129405046 CMS
BioHorizons Implant Systems Inc. $13.54 11/12/2024 Food and Beverage Undisputed 01/23/2026 1129405044 CMS
BioHorizons Implant Systems Inc. $30.98 12/10/2024 Food and Beverage Undisputed 01/23/2026 1129405074 CMS
DENTSPLY LLC $1,440.00 11/25/2024 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 1132745525 CMS
DENTSPLY LLC $720.00 11/25/2024 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 1132745529 CMS
Dentsply Sirona Inc $27.68 06/01/2024 Food and Beverage Undisputed 01/23/2026 1123497280 CMS
Dentsply Sirona Inc $13.69 08/13/2024 Food and Beverage Undisputed 01/23/2026 1123497290 CMS
Geistlich Pharma, North America, Inc. $126.52 06/26/2024 Food and Beverage Undisputed 01/23/2026 1121371481 CMS
Geistlich Pharma, North America, Inc. $513.19 06/26/2024 Travel and Lodging Undisputed 01/23/2026 1121374231 CMS
Geistlich Pharma, North America, Inc. $3,000.00 08/28/2024 Honoraria Undisputed 01/23/2026 1121369291 CMS
Geistlich Pharma, North America, Inc. $33.28 08/28/2024 Food and Beverage Undisputed 01/23/2026 1121371483 CMS
Geistlich Pharma, North America, Inc. $615.64 08/28/2024 Travel and Lodging Undisputed 01/23/2026 1121374233 CMS
Geistlich Pharma, North America, Inc. $49.00 11/02/2024 Food and Beverage Undisputed 01/23/2026 1121371489 CMS
Geistlich Pharma, North America, Inc. $66.53 11/19/2024 Food and Beverage Undisputed 01/23/2026 1121371485 CMS
Geistlich Pharma, North America, Inc. $86.05 11/19/2024 Food and Beverage Undisputed 01/23/2026 1121371487 CMS
Southern Implants North America Inc $104.21 03/07/2024 Food and Beverage Undisputed 01/23/2026 1141408407 CMS
ZIMVIE INC. $23.82 01/16/2024 Food and Beverage Undisputed 01/23/2026 1142522647 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

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.