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

TIEN H LAM

Allopathic & Osteopathic Physicians Family Medicine

NPI
1710917315
CMS profile
122545
Location
WALNUT CREEK, CA

General Payments · PY2018–2024

$3,205.33

  • Reported across 123 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$845.62

37 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 $845.62 37

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $457.89 27
PY2019 $1,200.43 30
PY2020 $122.54 7
PY2023 $578.85 22
PY2024 $845.62 37

Payment records · PY2024 (37)

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

Program year 2024 2018201920202023 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
Amgen Inc. $20.87 04/17/2024 Food and Beverage Undisputed 01/23/2026 1117605491 CMS
Amgen Inc. $25.57 08/14/2024 Food and Beverage Undisputed 01/23/2026 1117605493 CMS
Astellas Pharma US Inc $30.68 01/03/2024 Food and Beverage Undisputed 01/23/2026 1139278490 CMS
AstraZeneca Pharmaceuticals LP $15.65 03/06/2024 Food and Beverage Undisputed 01/23/2026 1104622368 CMS
AstraZeneca Pharmaceuticals LP $22.62 05/01/2024 Food and Beverage Undisputed 01/23/2026 1104554666 CMS
AstraZeneca Pharmaceuticals LP $17.63 06/06/2024 Food and Beverage Undisputed 01/23/2026 1104491502 CMS
AstraZeneca Pharmaceuticals LP $17.69 09/18/2024 Food and Beverage Undisputed 01/23/2026 1104559654 CMS
AstraZeneca Pharmaceuticals LP $21.33 11/06/2024 Food and Beverage Undisputed 01/23/2026 1104662339 CMS
Dynavax Technologies Corporation $1.06 07/17/2024 Food and Beverage Undisputed 01/23/2026 1082150815 CMS
Dynavax Technologies Corporation $19.12 07/17/2024 Food and Beverage Undisputed 01/23/2026 1082150821 CMS
Exact Sciences Corporation $25.67 05/30/2024 Food and Beverage Undisputed 01/23/2026 1114747372 CMS
Exact Sciences Corporation $25.35 11/19/2024 Food and Beverage Undisputed 01/23/2026 1114747377 CMS
GlaxoSmithKline, LLC. $30.27 05/15/2024 Food and Beverage Undisputed 01/23/2026 1115892563 CMS
GlaxoSmithKline, LLC. $32.76 09/11/2024 Food and Beverage Undisputed 01/23/2026 1116672288 CMS
GlaxoSmithKline, LLC. $21.25 10/09/2024 Food and Beverage Undisputed 01/23/2026 1115741728 CMS
Janssen Pharmaceuticals, Inc $19.24 04/24/2024 Food and Beverage Undisputed 01/23/2026 1077944954 CMS
Janssen Pharmaceuticals, Inc $16.25 08/28/2024 Food and Beverage Undisputed 01/23/2026 1077944820 CMS
Lilly USA, LLC $1.78 01/24/2024 Food and Beverage Undisputed 01/23/2026 1135457904 CMS
Lilly USA, LLC $19.85 01/25/2024 Food and Beverage Undisputed 01/23/2026 1135479925 CMS
Lilly USA, LLC $14.62 02/07/2024 Food and Beverage Undisputed 01/23/2026 1135457902 CMS
Lilly USA, LLC $16.20 04/29/2024 Food and Beverage Undisputed 01/23/2026 1135464518 CMS
Lilly USA, LLC $109.09 05/14/2024 Food and Beverage Undisputed 01/23/2026 1135466182 CMS
Lilly USA, LLC $20.03 05/20/2024 Food and Beverage Undisputed 01/23/2026 1135495292 CMS
Lilly USA, LLC $17.46 06/19/2024 Food and Beverage Undisputed 01/23/2026 1135496250 CMS
Lilly USA, LLC $12.91 07/24/2024 Food and Beverage Undisputed 01/23/2026 1135449988 CMS
Lilly USA, LLC $22.31 08/21/2024 Food and Beverage Undisputed 01/23/2026 1135449990 CMS
Lilly USA, LLC $26.34 10/03/2024 Food and Beverage Undisputed 01/23/2026 1135457900 CMS
Lilly USA, LLC $10.78 10/16/2024 Food and Beverage Undisputed 01/23/2026 1135496252 CMS
Merck Sharp & Dohme LLC $28.52 09/04/2024 Food and Beverage Undisputed 01/23/2026 1141937971 CMS
Novartis Pharmaceuticals Corporation $22.88 02/28/2024 Food and Beverage Undisputed 01/23/2026 1087118232 CMS
Novartis Pharmaceuticals Corporation $28.32 06/12/2024 Food and Beverage Undisputed 01/23/2026 1087118236 CMS
Novartis Pharmaceuticals Corporation $28.15 12/11/2024 Food and Beverage Undisputed 01/23/2026 1087118240 CMS
Novo Nordisk Inc $21.77 07/10/2024 Food and Beverage Undisputed 01/23/2026 1097215750 CMS
PFIZER INC. $21.23 05/21/2024 Food and Beverage Undisputed 01/23/2026 1131494234 CMS
PFIZER INC. $33.57 07/31/2024 Food and Beverage Undisputed 01/23/2026 1131877454 CMS
PFIZER INC. $13.27 08/07/2024 Food and Beverage Undisputed 01/23/2026 1131877742 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $13.53 10/23/2024 Food and Beverage Undisputed 01/23/2026 1153598007 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, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2020 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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