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

ADAM TRISTAN CHIN

Allopathic & Osteopathic Physicians Ophthalmology

NPI
1992192884
CMS profile
2537169
Location
BOSTON, MA

General Payments · PY2018–2024

$7,109.28

  • Reported across 105 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$518.96

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

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $518.96 20

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Regeneron Healthcare Solutions, Inc. $204.46 7
Genentech USA, Inc. $111.41 4
Alimera Sciences, Inc. $89.41 5
ABBVIE INC. $61.78 2
Astellas Pharma US Inc $51.90 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $758.23 10
PY2019 $2,646.58 22
PY2021 $252.97 6
PY2022 $619.10 16
PY2023 $2,313.44 31
PY2024 $518.96 20

Payment records · PY2024 (20)

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

Program year 2024 20182019202120222023 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. $33.54 03/27/2024 Food and Beverage Undisputed 01/23/2026 1103460632 CMS
ABBVIE INC. $28.24 10/30/2024 Food and Beverage Undisputed 01/23/2026 1103460634 CMS
Alimera Sciences, Inc. $18.41 02/07/2024 Food and Beverage Undisputed 01/23/2026 1092832240 CMS
Alimera Sciences, Inc. $19.44 04/22/2024 Food and Beverage Undisputed 01/23/2026 1092839718 CMS
Alimera Sciences, Inc. $16.67 06/24/2024 Food and Beverage Undisputed 01/23/2026 1092827399 CMS
Alimera Sciences, Inc. $17.45 09/23/2024 Food and Beverage Undisputed 01/23/2026 1092836204 CMS
Alimera Sciences, Inc. $17.44 09/23/2024 Food and Beverage Undisputed 01/23/2026 1092837833 CMS
Astellas Pharma US Inc $25.28 09/25/2024 Food and Beverage Undisputed 01/23/2026 1139405849 CMS
Astellas Pharma US Inc $26.62 12/11/2024 Food and Beverage Undisputed 01/23/2026 1139440424 CMS
Genentech USA, Inc. $34.35 03/06/2024 Food and Beverage Undisputed 01/23/2026 1132972339 CMS
Genentech USA, Inc. $28.76 06/26/2024 Food and Beverage Undisputed 01/23/2026 1132972333 CMS
Genentech USA, Inc. $27.05 08/28/2024 Food and Beverage Undisputed 01/23/2026 1132972335 CMS
Genentech USA, Inc. $21.25 10/09/2024 Food and Beverage Undisputed 01/23/2026 1132972337 CMS
Regeneron Healthcare Solutions, Inc. $34.48 01/22/2024 Food and Beverage Undisputed 01/23/2026 1114024422 CMS
Regeneron Healthcare Solutions, Inc. $30.64 02/21/2024 Food and Beverage Undisputed 01/23/2026 1114024424 CMS
Regeneron Healthcare Solutions, Inc. $29.71 04/03/2024 Food and Beverage Undisputed 01/23/2026 1114024426 CMS
Regeneron Healthcare Solutions, Inc. $35.83 04/17/2024 Food and Beverage Undisputed 01/23/2026 1114024428 CMS
Regeneron Healthcare Solutions, Inc. $20.88 05/29/2024 Food and Beverage Undisputed 01/23/2026 1114024430 CMS
Regeneron Healthcare Solutions, Inc. $32.47 08/21/2024 Food and Beverage Undisputed 01/23/2026 1114024432 CMS
Regeneron Healthcare Solutions, Inc. $20.45 11/13/2024 Food and Beverage Undisputed 01/23/2026 1114024434 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, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2019 , 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.