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

Covered recipient · General Payments record

LORETTA B CHOU

Allopathic & Osteopathic Physicians Orthopaedic Surgery Foot and Ankle Surgery

NPI
1720174287
CMS profile
168739
Location
STANFORD, CA

A name match is not confirmation of identity. CMS publishes records for different people under similar names; the NPI, specialty, and location shown on this page are the CMS-published fields that distinguish them.

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General Payments · PY2024 · Entire year

$5,085.53

33 records · 0 disputed

Summary and payment records

  • CMS publication 2026-06-30
Read the payment records

“Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.”

— Centers for Medicare & Medicaid Services, Open Payments

A reported payment reflects a financial relationship a company disclosed. It does not indicate wrongdoing or a conflict of interest, and it says nothing about the quality of a provider's care.

These records are submitted to CMS and attested to by the reporting companies. CMS publishes them as reported; this site mirrors them without independent verification.

A payment attributed to a provider may have been made to a third party — a hospital, practice, or research institution — rather than paid to the provider personally.

How these totals are calculated
  • This total is the sum of the individual General Payments record amounts CMS published for the labeled program year(s); each record amount is used unmodified. The total itself is computed by this site. 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.
  • Methodology & Data — sourcing, labeling, and limitations.

Provider summaries generated . CMS updates this data on an annual cycle, and corrections or successful disputes made at CMS may not yet appear here. The official CMS record is authoritative for the current state. View the official CMS record ↗

By nature of payment

PY2024 · entire year · sorted by reported total

Nature of paymentAmountRecords
Travel and Lodging $4,158.76 9
Food and Beverage $926.77 24

By paying entity

PY2024 · entire year · sorted by reported total

Paying entityAmountRecords
Stryker Corporation $2,478.94 16
Evolution Surgical, Inc $1,443.90 2
Arthrex, Inc. $1,063.70 14
EXACTECH, INC. $98.99 1

Payment records · PY2024

Ordering applied by this site (date, newest first, then paying entity) · record values are shown as CMS published them

General Payments · PY2024 · Physicians and non-physician practitioners · CMS publication 2026-06-30

33 matching records · $5,085.53 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 33 matching records (CSV)

CSV includes CMS record IDs, source and publication dates, the data edition, and a link to these filters. Formula-like text cells are prefixed with an apostrophe for spreadsheet safety.

Showing records 1–33 of 33.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Stryker Corporation $158.4712/17/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/20261119798782 CMS
Stryker Corporation $180.5612/16/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/20261119798780 CMS
Stryker Corporation $302.0612/14/2024 Travel and Lodging No dispute reported Delay: No
Change: NEW
06/30/20261156037198 CMS
Stryker Corporation $3.0912/14/2024 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261156037200 CMS
Stryker Corporation $50.0012/14/2024 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261156037202 CMS
Stryker Corporation $75.0112/14/2024 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261156037204 CMS
Stryker Corporation $25.0012/14/2024 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261156037206 CMS
Stryker Corporation $302.0612/13/2024 Travel and Lodging No dispute reported Delay: No
Change: NEW
06/30/20261156037188 CMS
Stryker Corporation $50.0012/13/2024 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261156037190 CMS
Stryker Corporation $25.0012/13/2024 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261156037192 CMS
Stryker Corporation $75.0112/13/2024 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261156037194 CMS
Stryker Corporation $25.0012/13/2024 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261156037196 CMS
Stryker Corporation $302.0612/12/2024 Travel and Lodging No dispute reported Delay: No
Change: NEW
06/30/20261156037186 CMS
Stryker Corporation $758.6610/09/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/20261119798778 CMS
Stryker Corporation $83.3109/19/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261119798776 CMS
EXACTECH, INC. $98.9909/13/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261151237045 CMS
Stryker Corporation $63.6509/13/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261119798774 CMS
Evolution Surgical, Inc $1,300.1906/21/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/20261120713500 CMS
Arthrex, Inc. $24.0003/23/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498294 CMS
Arthrex, Inc. $10.0003/23/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498318 CMS
Arthrex, Inc. $10.0003/23/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498322 CMS
Arthrex, Inc. $10.0003/23/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498325 CMS
Arthrex, Inc. $10.0003/23/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498329 CMS
Arthrex, Inc. $427.3503/22/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498290 CMS
Arthrex, Inc. $55.0003/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498298 CMS
Arthrex, Inc. $10.0003/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498302 CMS
Arthrex, Inc. $10.0003/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498306 CMS
Arthrex, Inc. $10.0003/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498310 CMS
Arthrex, Inc. $50.0003/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498314 CMS
Arthrex, Inc. $5.0003/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498333 CMS
Arthrex, Inc. $5.0003/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498337 CMS
Evolution Surgical, Inc $143.7103/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261120713498 CMS
Arthrex, Inc. $427.3503/21/2024 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/20261146498286 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $587.92 6
PY2020 $1,598.28 13
PY2021 $1,318.33 13
PY2022 $7,456.39 24
PY2023 $3,731.04 20
PY2024 $5,085.53 33
PY2025 $2,695.74 10

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 and profile matching
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.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.

Cite this record.

Plain
LORETTA B CHOU, NPI 1720174287. IndustryPayments, data edition 2026-07-26T04:22:22Z. https://industrypayments.org/provider/npi-1720174287.
APA 7
IndustryPayments. (2026). LORETTA B CHOU, NPI 1720174287 (Data edition 2026-07-26T04:22:22Z) [Data set]. https://industrypayments.org/provider/npi-1720174287
Bluebook
LORETTA B CHOU, NPI 1720174287, IndustryPayments (data edition 2026-07-26T04:22:22Z), https://industrypayments.org/provider/npi-1720174287.

Source: Centers for Medicare & Medicaid Services, Open Payments.