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

ALLEN CHENG

Allopathic & Osteopathic Physicians Oral & Maxillofacial Surgery

NPI
1043537707
CMS profile
962638
Location
PORTLAND, OR

General Payments · PY2019–2025

$9,003.68

  • Reported across 86 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$2,281.23

20 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
Food and Beverage $1,379.62 15
Travel and Lodging $801.61 4
Education $100.00 1

By paying entity

PY2025 · sorted by reported total

Paying entityAmountRecords
Stryker Corporation $1,196.99 11
Straumann USA LLC $642.00 3
DePuy Synthes Sales Inc. $254.26 4
Acera Surgical, Inc. $158.06 1
Left Coast Surgical Inc $29.92 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $282.85 7
PY2020 $221.54 5
PY2021 $666.10 8
PY2022 $306.69 6
PY2023 $2,655.59 33
PY2024 $2,589.68 7
PY2025 $2,281.23 20

Payment records · PY2025 (20)

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
Acera Surgical, Inc. $158.06 12/22/2025 Food and Beverage Undisputed 06/30/2026 1250338264 CMS
DePuy Synthes Sales Inc. $42.11 06/03/2025 Food and Beverage Undisputed 06/30/2026 1174198812 CMS
DePuy Synthes Sales Inc. $91.91 06/09/2025 Food and Beverage Undisputed 06/30/2026 1174199212 CMS
DePuy Synthes Sales Inc. $93.74 06/12/2025 Food and Beverage Undisputed 06/30/2026 1174199343 CMS
DePuy Synthes Sales Inc. $26.50 07/16/2025 Food and Beverage Undisputed 06/30/2026 1174199362 CMS
Left Coast Surgical Inc $29.92 10/15/2025 Food and Beverage Undisputed 06/30/2026 1244763287 CMS
Straumann USA LLC $17.00 07/09/2025 Food and Beverage Undisputed 06/30/2026 1252800146 CMS
Straumann USA LLC $525.00 11/19/2025 Food and Beverage Undisputed 06/30/2026 1252800168 CMS
Straumann USA LLC $100.00 11/19/2025 Education Undisputed 06/30/2026 1252800170 CMS
Stryker Corporation $21.13 04/22/2025 Food and Beverage Undisputed 06/30/2026 1227452796 CMS
Stryker Corporation $85.38 08/29/2025 Food and Beverage Undisputed 06/30/2026 1227452799 CMS
Stryker Corporation $85.68 09/19/2025 Food and Beverage Undisputed 06/30/2026 1227452803 CMS
Stryker Corporation $31.96 11/03/2025 Food and Beverage Undisputed 06/30/2026 1227452807 CMS
Stryker Corporation $357.01 11/14/2025 Travel and Lodging Undisputed 06/30/2026 1227452811 CMS
Stryker Corporation $38.43 12/06/2025 Food and Beverage Undisputed 06/30/2026 1227452815 CMS
Stryker Corporation $36.20 12/06/2025 Food and Beverage Undisputed 06/30/2026 1227452820 CMS
Stryker Corporation $96.60 12/06/2025 Food and Beverage Undisputed 06/30/2026 1227452825 CMS
Stryker Corporation $28.75 12/06/2025 Travel and Lodging Undisputed 06/30/2026 1227452830 CMS
Stryker Corporation $145.61 12/08/2025 Travel and Lodging Undisputed 06/30/2026 1227452834 CMS
Stryker Corporation $270.24 12/11/2025 Travel and Lodging Undisputed 06/30/2026 1227452838 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

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.