IndustryPayments
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 H HAMMETT

Allopathic & Osteopathic Physicians Psychiatry & Neurology Neurology

NPI
1154412229
CMS profile
188935
Location
COLUMBIA, SC

General Payments · PY2018–2023

$89,145.60

  • Reported across 929 records
  • CMS publication 2026-01-23

Latest program year · PY2023

$828.55

57 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.

Related groups: Neurology SC All categories

By nature of payment

PY2023 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $828.55 57

By paying entity

PY2023 · sorted by reported total

Paying entityAmountRecords
ABBVIE INC. $295.37 21
Teva Pharmaceuticals USA, Inc. $164.63 15
Currax Pharmaceuticals LLC $80.24 5
PFIZER INC. $55.15 3
Amgen Inc. $38.11 2
Lundbeck LLC $36.84 2
IMPEL PHARMACEUTICALS INC. $30.49 2
Lilly USA, LLC $27.54 2
Otsuka America Pharmaceutical, Inc. $25.82 1
ACADIA Pharmaceuticals Inc $21.31 1
UPSHER-SMITH LABORATORIES LLC $18.28 1
Merz Pharmaceuticals, LLC $17.39 1
Azurity Pharmaceuticals, Inc. $17.38 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $3,061.70 196
PY2019 $15,846.70 246
PY2020 $21,675.98 117
PY2021 $45,955.27 191
PY2022 $1,777.40 122
PY2023 $828.55 57

Payment records · PY2023 (57)

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

Program year 2023 20182019202020212022 Record-level detail is published for PY2023; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
ABBVIE INC. $19.72 01/05/2023 Food and Beverage Undisputed 01/23/2026 997426273 CMS
ABBVIE INC. $21.96 01/11/2023 Food and Beverage Undisputed 01/23/2026 997426275 CMS
ABBVIE INC. $25.89 01/19/2023 Food and Beverage Undisputed 01/23/2026 997426277 CMS
ABBVIE INC. $5.29 01/25/2023 Food and Beverage Undisputed 01/23/2026 997426279 CMS
ABBVIE INC. $8.62 01/26/2023 Food and Beverage Undisputed 01/23/2026 997426281 CMS
ABBVIE INC. $14.60 02/01/2023 Food and Beverage Undisputed 01/23/2026 997426283 CMS
ABBVIE INC. $7.16 02/15/2023 Food and Beverage Undisputed 01/23/2026 997426285 CMS
ABBVIE INC. $5.57 02/22/2023 Food and Beverage Undisputed 01/23/2026 997426287 CMS
ABBVIE INC. $17.93 02/22/2023 Food and Beverage Undisputed 01/23/2026 997426289 CMS
ABBVIE INC. $13.07 02/28/2023 Food and Beverage Undisputed 01/23/2026 997426291 CMS
ABBVIE INC. $15.95 03/06/2023 Food and Beverage Undisputed 01/23/2026 997426293 CMS
ABBVIE INC. $17.21 03/15/2023 Food and Beverage Undisputed 01/23/2026 997426295 CMS
ABBVIE INC. $11.64 03/22/2023 Food and Beverage Undisputed 01/23/2026 997426297 CMS
ABBVIE INC. $4.81 03/23/2023 Food and Beverage Undisputed 01/23/2026 997426299 CMS
ABBVIE INC. $5.45 03/23/2023 Food and Beverage Undisputed 01/23/2026 997426301 CMS
ABBVIE INC. $3.84 04/17/2023 Food and Beverage Undisputed 01/23/2026 997426303 CMS
ABBVIE INC. $21.95 04/20/2023 Food and Beverage Undisputed 01/23/2026 997426305 CMS
ABBVIE INC. $27.48 05/17/2023 Food and Beverage Undisputed 01/23/2026 997426307 CMS
ABBVIE INC. $5.39 06/01/2023 Food and Beverage Undisputed 01/23/2026 997426309 CMS
ABBVIE INC. $17.44 06/14/2023 Food and Beverage Undisputed 01/23/2026 997426311 CMS
ABBVIE INC. $24.40 06/22/2023 Food and Beverage Undisputed 01/23/2026 997426313 CMS
ACADIA Pharmaceuticals Inc $21.31 03/14/2023 Food and Beverage Undisputed 01/23/2026 1053135261 CMS
Amgen Inc. $15.56 01/05/2023 Food and Beverage Undisputed 01/23/2026 1019886175 CMS
Amgen Inc. $22.55 03/16/2023 Food and Beverage Undisputed 01/23/2026 1019886177 CMS
Azurity Pharmaceuticals, Inc. $17.38 01/25/2023 Food and Beverage Undisputed 01/23/2026 991802581 CMS
Currax Pharmaceuticals LLC $16.00 01/11/2023 Food and Beverage Undisputed 01/23/2026 986418867 CMS
Currax Pharmaceuticals LLC $14.25 02/08/2023 Food and Beverage Undisputed 01/23/2026 986418871 CMS
Currax Pharmaceuticals LLC $17.99 03/08/2023 Food and Beverage Undisputed 01/23/2026 986418875 CMS
Currax Pharmaceuticals LLC $16.00 05/04/2023 Food and Beverage Undisputed 01/23/2026 986418879 CMS
Currax Pharmaceuticals LLC $16.00 06/07/2023 Food and Beverage Undisputed 01/23/2026 986418883 CMS
IMPEL PHARMACEUTICALS INC. $12.75 03/23/2023 Food and Beverage Undisputed 01/23/2026 989370837 CMS
IMPEL PHARMACEUTICALS INC. $17.74 05/02/2023 Food and Beverage Undisputed 01/23/2026 989370843 CMS
Lilly USA, LLC $13.89 01/19/2023 Food and Beverage Undisputed 01/23/2026 1031375909 CMS
Lilly USA, LLC $13.65 05/16/2023 Food and Beverage Undisputed 01/23/2026 1031330951 CMS
Lundbeck LLC $21.52 01/31/2023 Food and Beverage Undisputed 01/23/2026 1032236129 CMS
Lundbeck LLC $15.32 05/26/2023 Food and Beverage Undisputed 01/23/2026 1032236135 CMS
Merz Pharmaceuticals, LLC $17.39 02/07/2023 Food and Beverage Undisputed 01/23/2026 1048321899 CMS
Otsuka America Pharmaceutical, Inc. $25.82 02/02/2023 Food and Beverage Undisputed 01/23/2026 1014385709 CMS
PFIZER INC. $22.69 01/26/2023 Food and Beverage Undisputed 01/23/2026 1049247411 CMS
PFIZER INC. $18.58 02/09/2023 Food and Beverage Undisputed 01/23/2026 1050631933 CMS
PFIZER INC. $13.88 05/03/2023 Food and Beverage Undisputed 01/23/2026 1050683503 CMS
Teva Pharmaceuticals USA, Inc. $7.49 01/04/2023 Food and Beverage Undisputed 01/23/2026 1056720039 CMS
Teva Pharmaceuticals USA, Inc. $5.39 01/10/2023 Food and Beverage Undisputed 01/23/2026 1056720049 CMS
Teva Pharmaceuticals USA, Inc. $6.21 01/19/2023 Food and Beverage Undisputed 01/23/2026 1056720031 CMS
Teva Pharmaceuticals USA, Inc. $14.78 01/24/2023 Food and Beverage Undisputed 01/23/2026 1056720051 CMS
Teva Pharmaceuticals USA, Inc. $8.27 02/02/2023 Food and Beverage Undisputed 01/23/2026 1056720043 CMS
Teva Pharmaceuticals USA, Inc. $16.68 02/06/2023 Food and Beverage Undisputed 01/23/2026 1056720053 CMS
Teva Pharmaceuticals USA, Inc. $7.40 02/22/2023 Food and Beverage Undisputed 01/23/2026 1056720037 CMS
Teva Pharmaceuticals USA, Inc. $13.80 03/01/2023 Food and Beverage Undisputed 01/23/2026 1056720041 CMS
Teva Pharmaceuticals USA, Inc. $17.76 03/07/2023 Food and Beverage Undisputed 01/23/2026 1056720055 CMS
Teva Pharmaceuticals USA, Inc. $6.67 03/14/2023 Food and Beverage Undisputed 01/23/2026 1056720065 CMS
Teva Pharmaceuticals USA, Inc. $7.54 03/22/2023 Food and Beverage Undisputed 01/23/2026 1056720057 CMS
Teva Pharmaceuticals USA, Inc. $23.07 05/09/2023 Food and Beverage Undisputed 01/23/2026 1056720081 CMS
Teva Pharmaceuticals USA, Inc. $7.04 06/05/2023 Food and Beverage Undisputed 01/23/2026 1056720099 CMS
Teva Pharmaceuticals USA, Inc. $8.11 06/12/2023 Food and Beverage Undisputed 01/23/2026 1056720123 CMS
Teva Pharmaceuticals USA, Inc. $14.42 06/20/2023 Food and Beverage Undisputed 01/23/2026 1056720117 CMS
UPSHER-SMITH LABORATORIES LLC $18.28 01/12/2023 Food and Beverage Undisputed 01/23/2026 994138247 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
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2020 , PY2021 , PY2022 , PY2023
Generated from
OP_DTL_GNRL_PGYR2023_P01232026_01102026.csv

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