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 EDWARD HAMAKER

Physician Assistants & Advanced Practice Nursing Providers Physician Assistant Medical

NPI
1427092147
CMS profile
10825873
Location
FLINT, MI

General Payments · PY2022–2024

$632.48

  • Reported across 36 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$336.63

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 $336.63 20

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2022 $20.22 1
PY2023 $275.63 15
PY2024 $336.63 20

Payment records · PY2024 (20)

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

Program year 2024 20222023 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. $17.37 01/16/2024 Food and Beverage Undisputed 01/23/2026 1107278692 CMS
ABBVIE INC. $20.83 04/11/2024 Food and Beverage Undisputed 01/23/2026 1107278694 CMS
ABBVIE INC. $15.20 05/23/2024 Food and Beverage Undisputed 01/23/2026 1107278696 CMS
ABBVIE INC. $17.42 06/12/2024 Food and Beverage Undisputed 01/23/2026 1107278698 CMS
Alnylam Pharmaceuticals Inc. $19.59 01/26/2024 Food and Beverage Undisputed 01/23/2026 1125836881 CMS
Amgen Inc. $15.00 03/07/2024 Food and Beverage Undisputed 01/23/2026 1115696477 CMS
AstraZeneca Pharmaceuticals LP $16.37 01/30/2024 Food and Beverage Undisputed 01/23/2026 1104612704 CMS
AstraZeneca Pharmaceuticals LP $14.70 06/25/2024 Food and Beverage Undisputed 01/23/2026 1104729693 CMS
GlaxoSmithKline, LLC. $14.84 01/04/2024 Food and Beverage Undisputed 01/23/2026 1116347656 CMS
GlaxoSmithKline, LLC. $13.82 04/16/2024 Food and Beverage Undisputed 01/23/2026 1116732396 CMS
GlaxoSmithKline, LLC. $14.94 07/03/2024 Food and Beverage Undisputed 01/23/2026 1116577028 CMS
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) $13.09 04/18/2024 Food and Beverage Undisputed 01/23/2026 1143478580 CMS
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) $14.13 07/30/2024 Food and Beverage Undisputed 01/23/2026 1143478585 CMS
Janssen Pharmaceuticals, Inc $18.09 01/11/2024 Food and Beverage Undisputed 01/23/2026 1078050554 CMS
Lilly USA, LLC $17.33 11/21/2024 Food and Beverage Undisputed 01/23/2026 1135625811 CMS
Merck Sharp & Dohme LLC $17.40 05/09/2024 Food and Beverage Undisputed 01/23/2026 1141660427 CMS
Novo Nordisk Inc $20.07 10/29/2024 Food and Beverage Undisputed 01/23/2026 1100408375 CMS
Organon Llc $20.93 05/16/2024 Food and Beverage Undisputed 01/23/2026 1136288312 CMS
Otsuka America Pharmaceutical, Inc. $16.40 01/18/2024 Food and Beverage Undisputed 01/23/2026 1119087626 CMS
Otsuka America Pharmaceutical, Inc. $19.11 09/17/2024 Food and Beverage Undisputed 01/23/2026 1119087628 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
2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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