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

MICHAEL ZHANG

Allopathic & Osteopathic Physicians Neurological Surgery

NPI
1972967917
CMS profile
11528729
Location
ROSEVILLE, CA

General Payments · PY2023–2024

$5,953.42

  • Reported across 61 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$2,010.84

17 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
Travel and Lodging $1,647.74 7
Food and Beverage $363.10 10

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Globus Medical, Inc. $932.01 9
Alphatec Spine, Inc $923.54 6
Stryker Corporation $138.63 1
Genentech USA, Inc. $16.66 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2023 $3,942.58 44
PY2024 $2,010.84 17

Payment records · PY2024 (17)

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

Program year 2024 2023 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
Alphatec Spine, Inc $19.47 01/10/2024 Food and Beverage Undisputed 01/23/2026 1095491406 CMS
Alphatec Spine, Inc $20.74 01/10/2024 Food and Beverage Undisputed 01/23/2026 1095491408 CMS
Alphatec Spine, Inc $49.83 10/02/2024 Food and Beverage Undisputed 01/23/2026 1095491510 CMS
Alphatec Spine, Inc $764.25 11/19/2024 Travel and Lodging Undisputed 01/23/2026 1095491376 CMS
Alphatec Spine, Inc $42.90 11/27/2024 Travel and Lodging Undisputed 01/23/2026 1095491378 CMS
Alphatec Spine, Inc $26.35 12/21/2024 Food and Beverage Undisputed 01/23/2026 1095491508 CMS
Genentech USA, Inc. $16.66 02/29/2024 Food and Beverage Undisputed 01/23/2026 1133072010 CMS
Globus Medical, Inc. $37.03 01/28/2024 Food and Beverage Undisputed 01/23/2026 1145027751 CMS
Globus Medical, Inc. $429.82 01/31/2024 Travel and Lodging Undisputed 01/23/2026 1145027791 CMS
Globus Medical, Inc. $25.00 01/31/2024 Travel and Lodging Undisputed 01/23/2026 1145027793 CMS
Globus Medical, Inc. $20.91 02/05/2024 Food and Beverage Undisputed 01/23/2026 1145027747 CMS
Globus Medical, Inc. $49.77 02/05/2024 Travel and Lodging Undisputed 01/23/2026 1145027785 CMS
Globus Medical, Inc. $10.49 02/06/2024 Food and Beverage Undisputed 01/23/2026 1145027749 CMS
Globus Medical, Inc. $162.00 02/08/2024 Travel and Lodging Undisputed 01/23/2026 1145027787 CMS
Globus Medical, Inc. $174.00 02/08/2024 Travel and Lodging Undisputed 01/23/2026 1145027789 CMS
Globus Medical, Inc. $22.99 04/22/2024 Food and Beverage Undisputed 01/23/2026 1145027763 CMS
Stryker Corporation $138.63 03/26/2024 Food and Beverage Undisputed 01/23/2026 1120024436 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
2023, 2024
Source files
Dataset page · Bulk file · PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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