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 P WALKER

Allopathic & Osteopathic Physicians Psychiatry & Neurology Neurology

NPI
1285155424
CMS profile
3381522
Location
SACRAMENTO, CA

General Payments · PY2018–2023

$1,457.09

  • Reported across 50 records
  • CMS publication 2026-01-23

Latest program year · PY2023

$1,156.20

42 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

PY2023 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,156.20 42

By paying entity

PY2023 · sorted by reported total

Paying entityAmountRecords
IMPEL PHARMACEUTICALS INC. $561.90 22
ABBVIE INC. $502.12 19
Lilly USA, LLC $92.18 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $58.73 1
PY2021 $47.22 1
PY2022 $194.94 6
PY2023 $1,156.20 42

Payment records · PY2023 (42)

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

Program year 2023 201820212022 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. $26.26 01/23/2023 Food and Beverage Undisputed 01/23/2026 999482027 CMS
AbbVie Inc. $3.14 01/23/2023 Food and Beverage Undisputed 01/23/2026 999482035 CMS
AbbVie Inc. $8.31 01/24/2023 Food and Beverage Undisputed 01/23/2026 999482045 CMS
AbbVie Inc. $4.00 02/01/2023 Food and Beverage Undisputed 01/23/2026 999482063 CMS
AbbVie Inc. $32.54 02/01/2023 Food and Beverage Undisputed 01/23/2026 999482071 CMS
AbbVie Inc. $114.57 02/02/2023 Food and Beverage Undisputed 01/23/2026 999482079 CMS
AbbVie Inc. $14.29 03/03/2023 Food and Beverage Undisputed 01/23/2026 999482087 CMS
AbbVie Inc. $31.92 03/22/2023 Food and Beverage Undisputed 01/23/2026 999482094 CMS
AbbVie Inc. $16.37 04/12/2023 Food and Beverage Undisputed 01/23/2026 999482101 CMS
AbbVie Inc. $28.57 04/18/2023 Food and Beverage Undisputed 01/23/2026 999482109 CMS
AbbVie Inc. $22.64 04/26/2023 Food and Beverage Undisputed 01/23/2026 999482115 CMS
AbbVie Inc. $29.43 06/02/2023 Food and Beverage Undisputed 01/23/2026 999482123 CMS
AbbVie Inc. $17.75 06/22/2023 Food and Beverage Undisputed 01/23/2026 999482131 CMS
AbbVie Inc. $26.92 07/20/2023 Food and Beverage Undisputed 01/23/2026 999482139 CMS
AbbVie Inc. $19.20 08/16/2023 Food and Beverage Undisputed 01/23/2026 999482147 CMS
AbbVie Inc. $29.43 09/15/2023 Food and Beverage Undisputed 01/23/2026 999482155 CMS
AbbVie Inc. $27.76 11/17/2023 Food and Beverage Undisputed 01/23/2026 999482163 CMS
AbbVie Inc. $20.32 11/17/2023 Food and Beverage Undisputed 01/23/2026 999482171 CMS
AbbVie Inc. $28.70 11/29/2023 Food and Beverage Undisputed 01/23/2026 999482179 CMS
IMPEL PHARMACEUTICALS INC. $9.73 01/06/2023 Food and Beverage Undisputed 01/23/2026 989374609 CMS
IMPEL PHARMACEUTICALS INC. $10.24 01/19/2023 Food and Beverage Undisputed 01/23/2026 989374613 CMS
IMPEL PHARMACEUTICALS INC. $7.90 02/10/2023 Food and Beverage Undisputed 01/23/2026 989374617 CMS
IMPEL PHARMACEUTICALS INC. $12.09 02/17/2023 Food and Beverage Undisputed 01/23/2026 989374623 CMS
IMPEL PHARMACEUTICALS INC. $6.83 03/15/2023 Food and Beverage Undisputed 01/23/2026 989374629 CMS
IMPEL PHARMACEUTICALS INC. $128.26 04/07/2023 Food and Beverage Undisputed 01/23/2026 989374635 CMS
IMPEL PHARMACEUTICALS INC. $11.92 04/27/2023 Food and Beverage Undisputed 01/23/2026 989374641 CMS
IMPEL PHARMACEUTICALS INC. $10.85 05/05/2023 Food and Beverage Undisputed 01/23/2026 989374647 CMS
IMPEL PHARMACEUTICALS INC. $54.04 06/08/2023 Food and Beverage Undisputed 01/23/2026 989374653 CMS
IMPEL PHARMACEUTICALS INC. $6.30 06/08/2023 Food and Beverage Undisputed 01/23/2026 989374659 CMS
IMPEL PHARMACEUTICALS INC. $10.23 06/28/2023 Food and Beverage Undisputed 01/23/2026 989374665 CMS
IMPEL PHARMACEUTICALS INC. $20.24 07/15/2023 Food and Beverage Undisputed 01/23/2026 989374671 CMS
IMPEL PHARMACEUTICALS INC. $9.78 08/07/2023 Food and Beverage Undisputed 01/23/2026 989374677 CMS
IMPEL PHARMACEUTICALS INC. $11.14 08/30/2023 Food and Beverage Undisputed 01/23/2026 989374683 CMS
IMPEL PHARMACEUTICALS INC. $8.19 09/25/2023 Food and Beverage Undisputed 01/23/2026 989374689 CMS
IMPEL PHARMACEUTICALS INC. $11.60 11/02/2023 Food and Beverage Undisputed 01/23/2026 989374691 CMS
IMPEL PHARMACEUTICALS INC. $23.84 11/03/2023 Food and Beverage Undisputed 01/23/2026 989374697 CMS
IMPEL PHARMACEUTICALS INC. $30.52 11/17/2023 Food and Beverage Undisputed 01/23/2026 989374703 CMS
IMPEL PHARMACEUTICALS INC. $79.22 11/17/2023 Food and Beverage Undisputed 01/23/2026 989374709 CMS
IMPEL PHARMACEUTICALS INC. $6.32 11/20/2023 Food and Beverage Undisputed 01/23/2026 989374715 CMS
IMPEL PHARMACEUTICALS INC. $82.59 12/01/2023 Food and Beverage Undisputed 01/23/2026 989374721 CMS
IMPEL PHARMACEUTICALS INC. $10.07 12/11/2023 Food and Beverage Undisputed 01/23/2026 989374727 CMS
Lilly USA, LLC $92.18 04/26/2023 Food and Beverage Undisputed 01/23/2026 1031326087 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, 2021, 2022, 2023
Source files
Dataset page · Bulk file · PY2018 , PY2021 , PY2022 , PY2023
Generated from
OP_DTL_GNRL_PGYR2023_P01232026_01102026.csv

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