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 C GREASER

Allopathic & Osteopathic Physicians Orthopaedic Surgery Foot and Ankle Surgery

NPI
1811156979
CMS profile
471997
Location
BELLAIRE, TX

General Payments · PY2018–2024

$41,348.59

  • Reported across 208 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$16,449.44

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
Consulting Fee $11,505.00 3
Food and Beverage $3,385.93 40
Travel and Lodging $1,558.51 5

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Stryker Corporation $15,666.42 39
Alafair Biosciences, Inc. $246.66 2
Medinc of Texas $189.67 2
Innovation Technologies Inc $160.50 1
Acera Surgical, Inc. $133.16 1
TREACE MEDICAL CONCEPTS, INC. $53.03 3

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $3,275.87 31
PY2019 $5,205.27 32
PY2020 $646.10 7
PY2021 $3,180.60 24
PY2022 $5,668.58 32
PY2023 $6,922.73 34
PY2024 $16,449.44 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
Acera Surgical, Inc. $133.16 04/02/2024 Food and Beverage Undisputed 01/23/2026 1152415974 CMS
Alafair Biosciences, Inc. $213.53 11/05/2024 Food and Beverage Undisputed 01/23/2026 1138674868 CMS
Alafair Biosciences, Inc. $33.13 11/08/2024 Food and Beverage Undisputed 01/23/2026 1138674882 CMS
Innovation Technologies Inc $160.50 02/06/2024 Food and Beverage Undisputed 01/23/2026 1130820908 CMS
Medinc of Texas $26.50 06/24/2024 Food and Beverage Undisputed 01/23/2026 1125026278 CMS
Medinc of Texas $163.17 12/03/2024 Food and Beverage Undisputed 01/23/2026 1125026271 CMS
Stryker Corporation $37.73 01/06/2024 Food and Beverage Undisputed 01/23/2026 1119841527 CMS
Stryker Corporation $162.64 02/22/2024 Food and Beverage Undisputed 01/23/2026 1119841529 CMS
Stryker Corporation $2,730.00 03/27/2024 Consulting Fee Undisputed 01/23/2026 1119841531 CMS
Stryker Corporation $470.22 04/11/2024 Travel and Lodging Undisputed 01/23/2026 1119841533 CMS
Stryker Corporation $187.71 04/11/2024 Travel and Lodging Undisputed 01/23/2026 1119841535 CMS
Stryker Corporation $46.33 04/14/2024 Food and Beverage Undisputed 01/23/2026 1119841537 CMS
Stryker Corporation $39.90 04/15/2024 Food and Beverage Undisputed 01/23/2026 1119841539 CMS
Stryker Corporation $26.15 04/15/2024 Food and Beverage Undisputed 01/23/2026 1119841541 CMS
Stryker Corporation $21.43 05/04/2024 Food and Beverage Undisputed 01/23/2026 1119841543 CMS
Stryker Corporation $5,850.00 05/17/2024 Consulting Fee Undisputed 01/23/2026 1119841545 CMS
Stryker Corporation $348.92 06/20/2024 Travel and Lodging Undisputed 01/23/2026 1119841547 CMS
Stryker Corporation $28.41 06/20/2024 Food and Beverage Undisputed 01/23/2026 1119841549 CMS
Stryker Corporation $348.92 06/21/2024 Travel and Lodging Undisputed 01/23/2026 1119841551 CMS
Stryker Corporation $49.82 06/21/2024 Food and Beverage Undisputed 01/23/2026 1119841553 CMS
Stryker Corporation $172.65 06/21/2024 Food and Beverage Undisputed 01/23/2026 1119841555 CMS
Stryker Corporation $21.76 06/21/2024 Food and Beverage Undisputed 01/23/2026 1119841557 CMS
Stryker Corporation $21.76 06/21/2024 Food and Beverage Undisputed 01/23/2026 1119841559 CMS
Stryker Corporation $57.29 06/21/2024 Food and Beverage Undisputed 01/23/2026 1119841561 CMS
Stryker Corporation $102.18 06/21/2024 Food and Beverage Undisputed 01/23/2026 1119841563 CMS
Stryker Corporation $174.45 06/21/2024 Food and Beverage Undisputed 01/23/2026 1119841565 CMS
Stryker Corporation $174.33 06/21/2024 Food and Beverage Undisputed 01/23/2026 1119841567 CMS
Stryker Corporation $12.43 06/22/2024 Food and Beverage Undisputed 01/23/2026 1119841569 CMS
Stryker Corporation $102.18 06/22/2024 Food and Beverage Undisputed 01/23/2026 1119841571 CMS
Stryker Corporation $53.33 06/22/2024 Food and Beverage Undisputed 01/23/2026 1119841573 CMS
Stryker Corporation $56.91 06/23/2024 Food and Beverage Undisputed 01/23/2026 1119841575 CMS
Stryker Corporation $202.74 06/25/2024 Travel and Lodging Undisputed 01/23/2026 1119841577 CMS
Stryker Corporation $159.73 07/26/2024 Food and Beverage Undisputed 01/23/2026 1119841579 CMS
Stryker Corporation $86.84 08/02/2024 Food and Beverage Undisputed 01/23/2026 1119841581 CMS
Stryker Corporation $97.70 08/02/2024 Food and Beverage Undisputed 01/23/2026 1119841583 CMS
Stryker Corporation $160.42 08/27/2024 Food and Beverage Undisputed 01/23/2026 1119841585 CMS
Stryker Corporation $75.53 09/12/2024 Food and Beverage Undisputed 01/23/2026 1119841587 CMS
Stryker Corporation $33.45 09/12/2024 Food and Beverage Undisputed 01/23/2026 1119841589 CMS
Stryker Corporation $114.09 09/12/2024 Food and Beverage Undisputed 01/23/2026 1119841591 CMS
Stryker Corporation $119.39 09/13/2024 Food and Beverage Undisputed 01/23/2026 1119841593 CMS
Stryker Corporation $2,925.00 09/13/2024 Consulting Fee Undisputed 01/23/2026 1119841595 CMS
Stryker Corporation $148.74 09/13/2024 Food and Beverage Undisputed 01/23/2026 1119841597 CMS
Stryker Corporation $44.68 09/14/2024 Food and Beverage Undisputed 01/23/2026 1119841599 CMS
Stryker Corporation $154.77 10/03/2024 Food and Beverage Undisputed 01/23/2026 1119841601 CMS
Stryker Corporation $45.89 10/17/2024 Food and Beverage Undisputed 01/23/2026 1119841603 CMS
TREACE MEDICAL CONCEPTS, INC. $13.11 03/21/2024 Food and Beverage Undisputed 01/23/2026 1151431886 CMS
TREACE MEDICAL CONCEPTS, INC. $15.53 07/23/2024 Food and Beverage Undisputed 01/23/2026 1151428390 CMS
TREACE MEDICAL CONCEPTS, INC. $24.39 08/07/2024 Food and Beverage Undisputed 01/23/2026 1151429181 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.