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

DOUGLAS A HAMMOND

Allopathic & Osteopathic Physicians Surgery

NPI
1750355038
CMS profile
79559
Location
MEMPHIS, TN

General Payments · PY2018–2024

$69,415.88

  • Reported across 92 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$15,236.83

23 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
Education $12,150.00 4
Travel and Lodging $1,711.64 9
Food and Beverage $1,375.19 10

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
INTUITIVE SURGICAL, INC. $13,510.29 14
Enterra Medical, Inc. $1,574.05 7
BIOTISSUE HOLDINGS INC. $121.42 1
ABIOMED $31.07 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $12,822.68 15
PY2019 $1,121.49 11
PY2020 $8,363.86 6
PY2021 $8,990.80 9
PY2022 $9,978.70 16
PY2023 $12,901.52 12
PY2024 $15,236.83 23

Payment records · PY2024 (23)

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
ABIOMED $31.07 06/14/2024 Food and Beverage Undisputed 01/23/2026 1142205795 CMS
BIOTISSUE HOLDINGS INC. $121.42 12/04/2024 Food and Beverage Undisputed 01/23/2026 1148749142 CMS
Enterra Medical, Inc. $9.78 02/13/2024 Food and Beverage Undisputed 01/23/2026 1154811132 CMS
Enterra Medical, Inc. $11.29 04/18/2024 Food and Beverage Undisputed 01/23/2026 1154811134 CMS
Enterra Medical, Inc. $119.67 06/17/2024 Food and Beverage Undisputed 01/23/2026 1154811136 CMS
Enterra Medical, Inc. $166.81 10/01/2024 Food and Beverage Undisputed 01/23/2026 1154811138 CMS
Enterra Medical, Inc. $573.77 10/19/2024 Food and Beverage Undisputed 01/23/2026 1154811140 CMS
Enterra Medical, Inc. $336.37 10/19/2024 Travel and Lodging Undisputed 01/23/2026 1154811142 CMS
Enterra Medical, Inc. $356.36 10/28/2024 Travel and Lodging Undisputed 01/23/2026 1154811144 CMS
INTUITIVE SURGICAL, INC. $252.96 02/09/2024 Travel and Lodging Undisputed 01/23/2026 1137181400 CMS
INTUITIVE SURGICAL, INC. $25.00 02/09/2024 Travel and Lodging Undisputed 01/23/2026 1137294833 CMS
INTUITIVE SURGICAL, INC. $254.11 03/05/2024 Travel and Lodging Undisputed 01/23/2026 1137235746 CMS
INTUITIVE SURGICAL, INC. $4,000.00 03/06/2024 Education Undisputed 01/23/2026 1137109058 CMS
INTUITIVE SURGICAL, INC. $150.00 03/06/2024 Education Undisputed 01/23/2026 1137131032 CMS
INTUITIVE SURGICAL, INC. $80.00 03/09/2024 Travel and Lodging Undisputed 01/23/2026 1137149210 CMS
INTUITIVE SURGICAL, INC. $145.00 03/09/2024 Travel and Lodging Undisputed 01/23/2026 1137277678 CMS
INTUITIVE SURGICAL, INC. $41.38 03/12/2024 Food and Beverage Undisputed 01/23/2026 1137161545 CMS
INTUITIVE SURGICAL, INC. $6.00 05/17/2024 Travel and Lodging Undisputed 01/23/2026 1137155527 CMS
INTUITIVE SURGICAL, INC. $255.84 05/24/2024 Travel and Lodging Undisputed 01/23/2026 1137258241 CMS
INTUITIVE SURGICAL, INC. $150.00 06/07/2024 Food and Beverage Undisputed 01/23/2026 1137223966 CMS
INTUITIVE SURGICAL, INC. $4,000.00 06/07/2024 Education Undisputed 01/23/2026 1137285355 CMS
INTUITIVE SURGICAL, INC. $4,000.00 06/26/2024 Education Undisputed 01/23/2026 1137119148 CMS
INTUITIVE SURGICAL, INC. $150.00 06/26/2024 Food and Beverage Undisputed 01/23/2026 1137140128 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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