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

YIM H CHAN

Allopathic & Osteopathic Physicians Psychiatry & Neurology Psychiatry

NPI
1659458289
CMS profile
302442
Location
SAN FRANCISCO, CA

General Payments · PY2018–2024

$18,681.40

  • Reported across 402 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,259.87

17 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 $1,148.38 16
Education $111.49 1

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Teva Pharmaceuticals USA, Inc. $300.95 4
Axsome Therapeutics, Inc. $299.21 2
Otsuka America Pharmaceutical, Inc. $258.16 3
ITI, Inc. $237.93 5
E.R. Squibb & Sons, L.L.C. $145.67 2
Alkermes, Inc. $17.95 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $1,915.07 48
PY2019 $2,946.01 74
PY2020 $2,121.00 68
PY2021 $5,616.40 98
PY2022 $2,331.52 49
PY2023 $2,491.53 48
PY2024 $1,259.87 17

Payment records · PY2024 (17)

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
Alkermes, Inc. $17.95 08/26/2024 Food and Beverage Undisputed 01/23/2026 1120477852 CMS
Axsome Therapeutics, Inc. $149.21 02/07/2024 Food and Beverage Undisputed 01/23/2026 1148329051 CMS
Axsome Therapeutics, Inc. $150.00 03/11/2024 Food and Beverage Undisputed 01/23/2026 1148329053 CMS
E.R. Squibb & Sons, L.L.C. $121.32 12/10/2024 Food and Beverage Undisputed 01/23/2026 1101369406 CMS
E.R. Squibb & Sons, L.L.C. $24.35 12/16/2024 Food and Beverage Undisputed 01/23/2026 1101369400 CMS
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) $31.30 02/22/2024 Food and Beverage Undisputed 01/23/2026 1143204734 CMS
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) $32.04 04/04/2024 Food and Beverage Undisputed 01/23/2026 1143204738 CMS
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) $31.15 08/28/2024 Food and Beverage Undisputed 01/23/2026 1143204741 CMS
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) $122.41 10/03/2024 Food and Beverage Undisputed 01/23/2026 1143204745 CMS
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) $21.03 11/11/2024 Food and Beverage Undisputed 01/23/2026 1143204749 CMS
Otsuka America Pharmaceutical, Inc. $28.36 02/27/2024 Food and Beverage Undisputed 01/23/2026 1118873142 CMS
Otsuka America Pharmaceutical, Inc. $120.17 05/09/2024 Food and Beverage Undisputed 01/23/2026 1118873144 CMS
Otsuka America Pharmaceutical, Inc. $109.63 12/11/2024 Food and Beverage Undisputed 01/23/2026 1118873146 CMS
Teva Pharmaceuticals USA, Inc. $26.29 06/10/2024 Food and Beverage Undisputed 01/23/2026 1151478364 CMS
Teva Pharmaceuticals USA, Inc. $122.27 08/09/2024 Food and Beverage Undisputed 01/23/2026 1151478384 CMS
Teva Pharmaceuticals USA, Inc. $111.49 09/06/2024 Education Undisputed 01/23/2026 1151478386 CMS
Teva Pharmaceuticals USA, Inc. $40.90 09/23/2024 Food and Beverage Undisputed 01/23/2026 1151478406 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

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