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

ALAN CHO

Dental Providers Dentist

NPI
1710400858
CMS profile
3134914
Location
TORRANCE, CA

General Payments · PY2020–2024

$4,244.90

  • Reported across 48 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$2,648.83

25 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
Food and Beverage $1,662.72 21
Travel and Lodging $986.11 4

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Stryker Corporation $984.33 9
ZIMVIE INC. $758.47 4
KLS-Martin L.P. $607.12 10
AXOGEN $157.31 1
ABBVIE INC. $141.60 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2020 $13.10 1
PY2021 $12.49 1
PY2022 $463.91 9
PY2023 $1,106.57 12
PY2024 $2,648.83 25

Payment records · PY2024 (25)

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

Program year 2024 2020202120222023 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
ABBVIE INC. $141.60 04/25/2024 Food and Beverage Undisputed 01/23/2026 1103463384 CMS
AXOGEN $157.31 11/23/2024 Food and Beverage Undisputed 01/23/2026 1143643511 CMS
KLS-Martin L.P. $62.44 02/26/2024 Food and Beverage Undisputed 01/23/2026 1144440723 CMS
KLS-Martin L.P. $62.44 02/26/2024 Food and Beverage Undisputed 01/23/2026 1144944895 CMS
KLS-Martin L.P. $141.82 04/04/2024 Food and Beverage Undisputed 01/23/2026 1144440729 CMS
KLS-Martin L.P. $141.82 04/04/2024 Food and Beverage Undisputed 01/23/2026 1144944893 CMS
KLS-Martin L.P. $70.39 10/15/2024 Food and Beverage Undisputed 01/23/2026 1144440721 CMS
KLS-Martin L.P. $3.88 10/15/2024 Food and Beverage Undisputed 01/23/2026 1144440727 CMS
KLS-Martin L.P. $70.39 10/15/2024 Food and Beverage Undisputed 01/23/2026 1144944897 CMS
KLS-Martin L.P. $3.88 10/15/2024 Food and Beverage Undisputed 01/23/2026 1144944899 CMS
KLS-Martin L.P. $25.03 11/26/2024 Food and Beverage Undisputed 01/23/2026 1144440725 CMS
KLS-Martin L.P. $25.03 11/26/2024 Food and Beverage Undisputed 01/23/2026 1144944901 CMS
Stryker Corporation $127.48 01/18/2024 Food and Beverage Undisputed 01/23/2026 1119798420 CMS
Stryker Corporation $88.57 05/31/2024 Food and Beverage Undisputed 01/23/2026 1119798422 CMS
Stryker Corporation $132.90 07/31/2024 Food and Beverage Undisputed 01/23/2026 1119798424 CMS
Stryker Corporation $1.57 08/01/2024 Food and Beverage Undisputed 01/23/2026 1119798426 CMS
Stryker Corporation $39.78 08/06/2024 Food and Beverage Undisputed 01/23/2026 1119798428 CMS
Stryker Corporation $59.63 08/06/2024 Food and Beverage Undisputed 01/23/2026 1119798430 CMS
Stryker Corporation $341.44 08/09/2024 Travel and Lodging Undisputed 01/23/2026 1119798432 CMS
Stryker Corporation $45.53 08/21/2024 Travel and Lodging Undisputed 01/23/2026 1119798434 CMS
Stryker Corporation $147.43 10/17/2024 Food and Beverage Undisputed 01/23/2026 1119798436 CMS
ZIMVIE INC. $299.57 02/15/2024 Travel and Lodging Undisputed 01/23/2026 1142582656 CMS
ZIMVIE INC. $299.57 02/16/2024 Travel and Lodging Undisputed 01/23/2026 1142582652 CMS
ZIMVIE INC. $125.00 02/16/2024 Food and Beverage Undisputed 01/23/2026 1142582665 CMS
ZIMVIE INC. $34.33 02/17/2024 Food and Beverage Undisputed 01/23/2026 1142582617 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
2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · 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.