Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-06-30 View official record Methodology

Covered recipient · General Payments record

MICHAEL B PURNELL

Allopathic & Osteopathic Physicians Orthopaedic Surgery

NPI
1982652459
CMS profile
90176
Location
MODESTO, CA

General Payments · PY2019–2025

$126,450.06

  • Reported across 110 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$55,132.06

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

PY2025 · sorted by reported total

Nature of paymentAmountRecords
Royalty or License $48,842.42 6
Charitable Contribution $2,888.43 1
Travel and Lodging $2,465.36 3
Food and Beverage $877.07 5
Gift $58.78 2

By paying entity

PY2025 · sorted by reported total

Paying entityAmountRecords
Shoulder Innovations, Inc. $50,577.09 12
Genesis Software Innovations, LLC $4,472.45 2
DAVOL INC. $36.60 1
Stryker Corporation $24.33 1
Cornerstone Medical Associates, Inc. $21.59 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $3,705.51 22
PY2020 $1,039.15 5
PY2021 $15,763.81 21
PY2022 $6,290.64 23
PY2023 $14,946.13 10
PY2024 $29,572.76 12
PY2025 $55,132.06 17

Payment records · PY2025 (17)

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

Program year 2025 201920202021202220232024 Record-level detail is published for PY2025; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Cornerstone Medical Associates, Inc. $21.59 04/23/2025 Food and Beverage Undisputed 06/30/2026 1244788512 CMS
Davol Inc. $36.60 04/02/2025 Food and Beverage Undisputed 06/30/2026 1232223190 CMS
Genesis Software Innovations, LLC $808.29 03/25/2025 Royalty or License Undisputed 06/30/2026 1248399784 CMS
Genesis Software Innovations, LLC $3,664.16 08/25/2025 Royalty or License Undisputed 06/30/2026 1248684062 CMS
Shoulder Innovations, Inc. $7,981.21 01/29/2025 Royalty or License Undisputed 06/30/2026 1249468987 CMS
Shoulder Innovations, Inc. $522.68 04/12/2025 Food and Beverage Undisputed 06/30/2026 1249468968 CMS
Shoulder Innovations, Inc. $913.72 04/12/2025 Travel and Lodging Undisputed 06/30/2026 1249468971 CMS
Shoulder Innovations, Inc. $23.85 04/12/2025 Gift Undisputed 06/30/2026 1249469005 CMS
Shoulder Innovations, Inc. $2,888.43 04/18/2025 Charitable Contribution Undisputed 06/30/2026 1252718847 CMS
Shoulder Innovations, Inc. $10,373.33 04/30/2025 Royalty or License Undisputed 06/30/2026 1249468990 CMS
Shoulder Innovations, Inc. $12,360.28 07/29/2025 Royalty or License Undisputed 06/30/2026 1249468994 CMS
Shoulder Innovations, Inc. $271.87 08/09/2025 Food and Beverage Undisputed 06/30/2026 1249468975 CMS
Shoulder Innovations, Inc. $591.78 08/09/2025 Travel and Lodging Undisputed 06/30/2026 1249468979 CMS
Shoulder Innovations, Inc. $34.93 08/09/2025 Gift Undisputed 06/30/2026 1249468983 CMS
Shoulder Innovations, Inc. $959.86 08/20/2025 Travel and Lodging Undisputed 06/30/2026 1249468998 CMS
Shoulder Innovations, Inc. $13,655.15 10/28/2025 Royalty or License Undisputed 06/30/2026 1249469002 CMS
Stryker Corporation $24.33 03/27/2025 Food and Beverage Undisputed 06/30/2026 1227841632 CMS

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-06-30
Program years on this page
2019, 2020, 2021, 2022, 2023, 2024, 2025
Source files
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024 , PY2025
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.csv

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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.