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

RICHARD C MATHER

Allopathic & Osteopathic Physicians Orthopaedic Surgery

NPI
1598923609
CMS profile
345132
Location
DURHAM, NC

General Payments · PY2018–2024

$682,114.96

  • Reported across 431 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$127,680.46

53 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
Royalty or License $64,517.06 5
Consulting Fee $57,412.50 17
Travel and Lodging $4,930.66 20
Food and Beverage $820.24 11

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Stryker Corporation $127,680.46 53

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $92,158.44 83
PY2019 $109,731.59 88
PY2020 $45,150.57 24
PY2021 $91,727.17 62
PY2022 $106,223.93 68
PY2023 $109,442.80 53
PY2024 $127,680.46 53

Payment records · PY2024 (53)

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
Stryker Corporation $500.00 01/25/2024 Consulting Fee Undisputed 01/23/2026 1119908131 CMS
Stryker Corporation $174.27 02/12/2024 Food and Beverage Undisputed 01/23/2026 1119908133 CMS
Stryker Corporation $13,658.64 02/27/2024 Royalty or License Undisputed 01/23/2026 1119908135 CMS
Stryker Corporation $2,222.44 03/01/2024 Travel and Lodging Undisputed 01/23/2026 1119908137 CMS
Stryker Corporation $1,126.81 04/10/2024 Travel and Lodging Undisputed 01/23/2026 1119908139 CMS
Stryker Corporation $67.00 04/15/2024 Food and Beverage Undisputed 01/23/2026 1119908141 CMS
Stryker Corporation $7.80 04/19/2024 Food and Beverage Undisputed 01/23/2026 1119908143 CMS
Stryker Corporation $183.04 04/22/2024 Travel and Lodging Undisputed 01/23/2026 1119908145 CMS
Stryker Corporation $129.32 04/30/2024 Food and Beverage Undisputed 01/23/2026 1119908147 CMS
Stryker Corporation $30.36 05/06/2024 Food and Beverage Undisputed 01/23/2026 1119908149 CMS
Stryker Corporation $165.00 05/06/2024 Food and Beverage Undisputed 01/23/2026 1119908151 CMS
Stryker Corporation $12.89 05/07/2024 Travel and Lodging Undisputed 01/23/2026 1119908153 CMS
Stryker Corporation $11,226.11 05/16/2024 Royalty or License Undisputed 01/23/2026 1119908155 CMS
Stryker Corporation $122.20 05/22/2024 Travel and Lodging Undisputed 01/23/2026 1119908157 CMS
Stryker Corporation $101.20 05/22/2024 Travel and Lodging Undisputed 01/23/2026 1119908159 CMS
Stryker Corporation $48.39 05/23/2024 Food and Beverage Undisputed 01/23/2026 1119908161 CMS
Stryker Corporation $2,475.00 06/07/2024 Consulting Fee Undisputed 01/23/2026 1119908163 CMS
Stryker Corporation $2,000.00 06/07/2024 Consulting Fee Undisputed 01/23/2026 1119908165 CMS
Stryker Corporation $500.00 06/07/2024 Consulting Fee Undisputed 01/23/2026 1119908167 CMS
Stryker Corporation $250.00 06/07/2024 Consulting Fee Undisputed 01/23/2026 1119908169 CMS
Stryker Corporation $10,000.00 06/07/2024 Consulting Fee Undisputed 01/23/2026 1119908171 CMS
Stryker Corporation $2,200.00 06/07/2024 Consulting Fee Undisputed 01/23/2026 1119908173 CMS
Stryker Corporation $1,500.00 06/07/2024 Consulting Fee Undisputed 01/23/2026 1119908175 CMS
Stryker Corporation $53.27 06/07/2024 Travel and Lodging Undisputed 01/23/2026 1119908177 CMS
Stryker Corporation $30.90 06/07/2024 Travel and Lodging Undisputed 01/23/2026 1119908179 CMS
Stryker Corporation $125.73 06/07/2024 Travel and Lodging Undisputed 01/23/2026 1119908181 CMS
Stryker Corporation $63.80 06/18/2024 Travel and Lodging Undisputed 01/23/2026 1119908183 CMS
Stryker Corporation $38.20 06/29/2024 Food and Beverage Undisputed 01/23/2026 1119908185 CMS
Stryker Corporation $124.81 06/29/2024 Food and Beverage Undisputed 01/23/2026 1119908187 CMS
Stryker Corporation $33.99 06/30/2024 Food and Beverage Undisputed 01/23/2026 1119908189 CMS
Stryker Corporation $1.10 06/30/2024 Food and Beverage Undisputed 01/23/2026 1119908191 CMS
Stryker Corporation $183.04 07/01/2024 Travel and Lodging Undisputed 01/23/2026 1119908193 CMS
Stryker Corporation $53.89 07/05/2024 Travel and Lodging Undisputed 01/23/2026 1119908195 CMS
Stryker Corporation $53.89 07/05/2024 Travel and Lodging Undisputed 01/23/2026 1119908197 CMS
Stryker Corporation $370.03 07/11/2024 Travel and Lodging Undisputed 01/23/2026 1119908199 CMS
Stryker Corporation $13,200.00 08/16/2024 Consulting Fee Undisputed 01/23/2026 1119908201 CMS
Stryker Corporation $1,650.00 08/16/2024 Consulting Fee Undisputed 01/23/2026 1119908203 CMS
Stryker Corporation $1,925.00 08/16/2024 Consulting Fee Undisputed 01/23/2026 1119908205 CMS
Stryker Corporation $13,750.00 08/16/2024 Consulting Fee Undisputed 01/23/2026 1119908207 CMS
Stryker Corporation $2,062.50 08/16/2024 Consulting Fee Undisputed 01/23/2026 1119908209 CMS
Stryker Corporation $1,000.00 08/16/2024 Consulting Fee Undisputed 01/23/2026 1119908211 CMS
Stryker Corporation $28.64 08/16/2024 Travel and Lodging Undisputed 01/23/2026 1119908213 CMS
Stryker Corporation $30.25 08/16/2024 Travel and Lodging Undisputed 01/23/2026 1119908215 CMS
Stryker Corporation $36.43 08/16/2024 Travel and Lodging Undisputed 01/23/2026 1119908217 CMS
Stryker Corporation $40.72 08/16/2024 Travel and Lodging Undisputed 01/23/2026 1119908219 CMS
Stryker Corporation $30.91 08/16/2024 Travel and Lodging Undisputed 01/23/2026 1119908221 CMS
Stryker Corporation $60.58 08/16/2024 Travel and Lodging Undisputed 01/23/2026 1119908223 CMS
Stryker Corporation $7,959.76 08/19/2024 Royalty or License Undisputed 01/23/2026 1119908225 CMS
Stryker Corporation $3,300.00 11/08/2024 Consulting Fee Undisputed 01/23/2026 1119908227 CMS
Stryker Corporation $14,945.64 11/22/2024 Royalty or License Undisputed 01/23/2026 1119908229 CMS
Stryker Corporation $550.00 11/22/2024 Consulting Fee Undisputed 01/23/2026 1119908231 CMS
Stryker Corporation $16,726.91 11/22/2024 Royalty or License Undisputed 01/23/2026 1119908233 CMS
Stryker Corporation $550.00 11/29/2024 Consulting Fee Undisputed 01/23/2026 1119908235 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.

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