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

DAVID R GILLIAM

Allopathic & Osteopathic Physicians Family Medicine

NPI
1376526236
CMS profile
16237
Location
FAIRFIELD, CA

General Payments · PY2018–2021

$8,556.72

  • Reported across 285 records
  • CMS publication 2026-01-23

Latest program year · PY2021

$1,301.01

49 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

PY2021 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,301.01 49

By paying entity

PY2021 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $3,700.27 102
PY2019 $2,259.13 65
PY2020 $1,296.31 69
PY2021 $1,301.01 49

Payment records · PY2021 (49)

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

Program year 2021 201820192020 Record-level detail is published for PY2021; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
AbbVie Inc. $15.29 01/27/2021 Food and Beverage Undisputed 01/23/2026 794597435 CMS
AbbVie Inc. $20.63 02/17/2021 Food and Beverage Undisputed 01/23/2026 794597437 CMS
AbbVie Inc. $20.63 03/19/2021 Food and Beverage Undisputed 01/23/2026 794597439 CMS
AbbVie Inc. $23.57 03/24/2021 Food and Beverage Undisputed 01/23/2026 794597441 CMS
AbbVie Inc. $6.59 04/02/2021 Food and Beverage Undisputed 01/23/2026 794597443 CMS
AbbVie Inc. $10.40 05/12/2021 Food and Beverage Undisputed 01/23/2026 794597445 CMS
AbbVie Inc. $11.98 05/26/2021 Food and Beverage Undisputed 01/23/2026 794597447 CMS
AbbVie Inc. $27.22 06/23/2021 Food and Beverage Undisputed 01/23/2026 794597449 CMS
AbbVie Inc. $27.50 09/08/2021 Food and Beverage Undisputed 01/23/2026 794597451 CMS
Amgen Inc. $24.38 01/20/2021 Food and Beverage Undisputed 01/23/2026 825260199 CMS
Amgen Inc. $23.57 03/03/2021 Food and Beverage Undisputed 01/23/2026 825260205 CMS
Amgen Inc. $20.63 04/21/2021 Food and Beverage Undisputed 01/23/2026 825260209 CMS
Amneal Pharmaceuticals LLC $18.84 04/30/2021 Food and Beverage Undisputed 01/23/2026 829656729 CMS
Amneal Pharmaceuticals LLC $25.01 05/28/2021 Food and Beverage Undisputed 01/23/2026 829656733 CMS
AstraZeneca Pharmaceuticals LP $3.23 03/31/2021 Food and Beverage Undisputed 01/23/2026 829637027 CMS
AstraZeneca Pharmaceuticals LP $15.90 03/31/2021 Food and Beverage Undisputed 01/23/2026 830103287 CMS
AstraZeneca Pharmaceuticals LP $13.78 06/02/2021 Food and Beverage Undisputed 01/23/2026 829816221 CMS
AstraZeneca Pharmaceuticals LP $113.64 06/15/2021 Food and Beverage Undisputed 01/23/2026 829791403 CMS
Bausch Health US, LLC $18.33 03/06/2021 Food and Beverage Undisputed 01/23/2026 851558579 CMS
Biohaven Pharmaceuticals, Inc. $26.10 01/29/2021 Food and Beverage Undisputed 01/23/2026 852499129 CMS
Biohaven Pharmaceuticals, Inc. $26.25 02/25/2021 Food and Beverage Undisputed 01/23/2026 852499131 CMS
Biohaven Pharmaceuticals, Inc. $30.63 03/17/2021 Food and Beverage Undisputed 01/23/2026 852499133 CMS
Biohaven Pharmaceuticals, Inc. $20.63 05/26/2021 Food and Beverage Undisputed 01/23/2026 852499135 CMS
Biohaven Pharmaceuticals, Inc. $102.88 06/17/2021 Food and Beverage Undisputed 01/23/2026 852499137 CMS
Biohaven Pharmaceuticals, Inc. $102.88 06/17/2021 Food and Beverage Undisputed 01/23/2026 852499139 CMS
Biohaven Pharmaceuticals, Inc. $4.84 08/04/2021 Food and Beverage Undisputed 01/23/2026 852499141 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $25.19 08/04/2021 Food and Beverage Undisputed 01/23/2026 763740096 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $22.07 09/29/2021 Food and Beverage Undisputed 01/23/2026 763740094 CMS
Eisai Inc. $21.83 04/10/2021 Food and Beverage Undisputed 01/23/2026 817894233 CMS
Eisai Inc. $17.46 06/04/2021 Food and Beverage Undisputed 01/23/2026 817929091 CMS
GlaxoSmithKline, LLC. $123.46 03/25/2021 Food and Beverage Undisputed 01/23/2026 803054952 CMS
GlaxoSmithKline, LLC. $28.75 11/18/2021 Food and Beverage Undisputed 01/23/2026 803193597 CMS
Lilly USA, LLC $20.63 03/05/2021 Food and Beverage Undisputed 01/23/2026 818911119 CMS
Lilly USA, LLC $20.63 03/26/2021 Food and Beverage Undisputed 01/23/2026 819064823 CMS
Lilly USA, LLC $20.56 06/11/2021 Food and Beverage Undisputed 01/23/2026 819048841 CMS
Lilly USA, LLC $20.63 10/06/2021 Food and Beverage Undisputed 01/23/2026 819048837 CMS
Merck Sharp & Dohme Corporation $23.57 02/03/2021 Food and Beverage Undisputed 01/23/2026 848711813 CMS
Novo Nordisk Inc $18.34 01/07/2021 Food and Beverage Undisputed 01/23/2026 810669631 CMS
Novo Nordisk Inc $18.34 02/12/2021 Food and Beverage Undisputed 01/23/2026 811190547 CMS
Novo Nordisk Inc $4.81 02/26/2021 Food and Beverage Undisputed 01/23/2026 811335903 CMS
Novo Nordisk Inc $20.00 03/12/2021 Food and Beverage Undisputed 01/23/2026 811335909 CMS
Novo Nordisk Inc $6.50 04/21/2021 Food and Beverage Undisputed 01/23/2026 811190552 CMS
Novo Nordisk Inc $18.34 04/23/2021 Food and Beverage Undisputed 01/23/2026 810669635 CMS
Novo Nordisk Inc $23.84 05/14/2021 Food and Beverage Undisputed 01/23/2026 811335917 CMS
Novo Nordisk Inc $20.63 05/21/2021 Food and Beverage Undisputed 01/23/2026 811713367 CMS
Novo Nordisk Inc $14.15 07/22/2021 Food and Beverage Undisputed 01/23/2026 810669639 CMS
Novo Nordisk Inc $18.34 09/22/2021 Food and Beverage Undisputed 01/23/2026 811335920 CMS
SANOFI-AVENTIS U.S. LLC $16.98 05/12/2021 Food and Beverage Undisputed 01/23/2026 843400087 CMS
Sunovion Pharmaceuticals Inc. $20.63 01/22/2021 Food and Beverage Undisputed 01/23/2026 821639201 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
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2020 , PY2021
Generated from
OP_DTL_GNRL_PGYR2021_P01232026_01102026.csv

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