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

NATHANAEL DAVID HECKMANN

Allopathic & Osteopathic Physicians Orthopaedic Surgery Adult Reconstructive Orthopaedic Surgery

NPI
1164833406
CMS profile
5702160
Location
LOS ANGELES, CA

General Payments · PY2018–2024

$189,320.91

  • Reported across 261 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$43,007.33

48 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
Education $28,500.00 17
Consulting Fee $12,850.00 8
Food and Beverage $1,657.33 23

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Zimmer Biomet Holdings, Inc. $29,428.71 32
ENCORE MEDICAL, LP $12,250.00 7
Stryker Corporation $656.72 7
OMNIlife science, Inc $600.00 1
Ethicon US, LLC $71.90 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $3,750.00 1
PY2019 $6,379.15 23
PY2020 $9,842.43 13
PY2021 $10,500.68 11
PY2022 $6,991.18 20
PY2023 $108,850.14 145
PY2024 $43,007.33 48

Payment records · PY2024 (48)

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
ENCORE MEDICAL, LP $4,200.00 02/06/2024 Consulting Fee Undisputed 01/23/2026 1154729621 CMS
ENCORE MEDICAL, LP $700.00 02/06/2024 Consulting Fee Undisputed 01/23/2026 1154729623 CMS
ENCORE MEDICAL, LP $350.00 02/06/2024 Consulting Fee Undisputed 01/23/2026 1154729625 CMS
ENCORE MEDICAL, LP $4,200.00 02/06/2024 Consulting Fee Undisputed 01/23/2026 1154729627 CMS
ENCORE MEDICAL, LP $700.00 04/09/2024 Consulting Fee Undisputed 01/23/2026 1154729629 CMS
ENCORE MEDICAL, LP $700.00 04/09/2024 Consulting Fee Undisputed 01/23/2026 1154729633 CMS
ENCORE MEDICAL, LP $1,400.00 05/08/2024 Consulting Fee Undisputed 01/23/2026 1154729631 CMS
Ethicon US, LLC $71.90 03/15/2024 Food and Beverage Undisputed 01/23/2026 1077624522 CMS
OMNIlife science, Inc $600.00 02/20/2024 Consulting Fee Undisputed 01/23/2026 1154158059 CMS
Stryker Corporation $131.03 05/09/2024 Food and Beverage Undisputed 01/23/2026 1119851911 CMS
Stryker Corporation $164.47 05/23/2024 Food and Beverage Undisputed 01/23/2026 1119851913 CMS
Stryker Corporation $69.81 06/29/2024 Food and Beverage Undisputed 01/23/2026 1119851915 CMS
Stryker Corporation $73.96 07/17/2024 Food and Beverage Undisputed 01/23/2026 1119851917 CMS
Stryker Corporation $102.15 08/10/2024 Food and Beverage Undisputed 01/23/2026 1119851919 CMS
Stryker Corporation $68.07 11/03/2024 Food and Beverage Undisputed 01/23/2026 1119851921 CMS
Stryker Corporation $47.23 11/09/2024 Food and Beverage Undisputed 01/23/2026 1119851923 CMS
Zimmer Biomet Holdings, Inc. $29.46 01/18/2024 Food and Beverage Undisputed 01/23/2026 1155030575 CMS
Zimmer Biomet Holdings, Inc. $4,500.00 01/25/2024 Education Undisputed 01/23/2026 1155030573 CMS
Zimmer Biomet Holdings, Inc. $30.87 02/14/2024 Food and Beverage Undisputed 01/23/2026 1155030579 CMS
Zimmer Biomet Holdings, Inc. $40.29 02/14/2024 Food and Beverage Undisputed 01/23/2026 1155030581 CMS
Zimmer Biomet Holdings, Inc. $15.97 02/15/2024 Food and Beverage Undisputed 01/23/2026 1155030583 CMS
Zimmer Biomet Holdings, Inc. $13.31 02/15/2024 Food and Beverage Undisputed 01/23/2026 1155030585 CMS
Zimmer Biomet Holdings, Inc. $161.24 02/15/2024 Food and Beverage Undisputed 01/23/2026 1155030589 CMS
Zimmer Biomet Holdings, Inc. $1,500.00 02/15/2024 Education Undisputed 01/23/2026 1155030649 CMS
Zimmer Biomet Holdings, Inc. $2,500.00 02/15/2024 Education Undisputed 01/23/2026 1155030653 CMS
Zimmer Biomet Holdings, Inc. $500.00 02/15/2024 Education Undisputed 01/23/2026 1155030655 CMS
Zimmer Biomet Holdings, Inc. $198.32 02/16/2024 Food and Beverage Undisputed 01/23/2026 1155030591 CMS
Zimmer Biomet Holdings, Inc. $500.00 02/29/2024 Education Undisputed 01/23/2026 1155030631 CMS
Zimmer Biomet Holdings, Inc. $1,500.00 02/29/2024 Education Undisputed 01/23/2026 1155030651 CMS
Zimmer Biomet Holdings, Inc. $125.00 03/28/2024 Education Undisputed 01/23/2026 1155030639 CMS
Zimmer Biomet Holdings, Inc. $375.00 03/28/2024 Education Undisputed 01/23/2026 1155030641 CMS
Zimmer Biomet Holdings, Inc. $34.48 04/13/2024 Food and Beverage Undisputed 01/23/2026 1155030595 CMS
Zimmer Biomet Holdings, Inc. $12.23 04/13/2024 Food and Beverage Undisputed 01/23/2026 1155030597 CMS
Zimmer Biomet Holdings, Inc. $65.61 04/13/2024 Food and Beverage Undisputed 01/23/2026 1155030599 CMS
Zimmer Biomet Holdings, Inc. $40.10 04/13/2024 Food and Beverage Undisputed 01/23/2026 1155030601 CMS
Zimmer Biomet Holdings, Inc. $3,625.00 05/16/2024 Education Undisputed 01/23/2026 1155030615 CMS
Zimmer Biomet Holdings, Inc. $2,000.00 05/16/2024 Education Undisputed 01/23/2026 1155030617 CMS
Zimmer Biomet Holdings, Inc. $375.00 05/16/2024 Education Undisputed 01/23/2026 1155030625 CMS
Zimmer Biomet Holdings, Inc. $126.92 09/07/2024 Food and Beverage Undisputed 01/23/2026 1155030725 CMS
Zimmer Biomet Holdings, Inc. $1,000.00 10/01/2024 Education Undisputed 01/23/2026 1155030703 CMS
Zimmer Biomet Holdings, Inc. $750.00 10/01/2024 Education Undisputed 01/23/2026 1155030705 CMS
Zimmer Biomet Holdings, Inc. $5,000.00 10/01/2024 Education Undisputed 01/23/2026 1155030707 CMS
Zimmer Biomet Holdings, Inc. $1,750.00 10/01/2024 Education Undisputed 01/23/2026 1155030709 CMS
Zimmer Biomet Holdings, Inc. $115.12 10/22/2024 Food and Beverage Undisputed 01/23/2026 1155030735 CMS
Zimmer Biomet Holdings, Inc. $1,375.00 11/20/2024 Education Undisputed 01/23/2026 1155030747 CMS
Zimmer Biomet Holdings, Inc. $1,125.00 11/27/2024 Education Undisputed 01/23/2026 1155030901 CMS
Zimmer Biomet Holdings, Inc. $21.04 12/13/2024 Food and Beverage Undisputed 01/23/2026 1155030765 CMS
Zimmer Biomet Holdings, Inc. $23.75 12/13/2024 Food and Beverage Undisputed 01/23/2026 1155030767 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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