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

WALTER W IMMEL

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1104826429
CMS profile
679753
Location
SPRINGFIELD, VA

General Payments · PY2018–2024

$5,269.82

  • Reported across 287 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$848.54

40 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 $848.54 40

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $437.53 30
PY2019 $540.36 30
PY2020 $515.42 29
PY2021 $1,082.88 64
PY2022 $861.38 44
PY2023 $983.71 50
PY2024 $848.54 40

Payment records · PY2024 (40)

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
ABBVIE INC. $15.87 02/09/2024 Food and Beverage Undisputed 01/23/2026 1103966347 CMS
ABBVIE INC. $21.13 02/21/2024 Food and Beverage Undisputed 01/23/2026 1103966349 CMS
ABBVIE INC. $7.60 03/08/2024 Food and Beverage Undisputed 01/23/2026 1103966351 CMS
ABBVIE INC. $16.24 03/20/2024 Food and Beverage Undisputed 01/23/2026 1103966353 CMS
ABBVIE INC. $16.92 04/03/2024 Food and Beverage Undisputed 01/23/2026 1103966355 CMS
ABBVIE INC. $21.20 05/15/2024 Food and Beverage Undisputed 01/23/2026 1103966357 CMS
ABBVIE INC. $26.92 07/02/2024 Food and Beverage Undisputed 01/23/2026 1103966359 CMS
ABBVIE INC. $19.34 07/18/2024 Food and Beverage Undisputed 01/23/2026 1103966361 CMS
ABBVIE INC. $15.27 07/25/2024 Food and Beverage Undisputed 01/23/2026 1103966363 CMS
ABBVIE INC. $7.11 09/26/2024 Food and Beverage Undisputed 01/23/2026 1103966365 CMS
ABBVIE INC. $25.47 10/01/2024 Food and Beverage Undisputed 01/23/2026 1103966367 CMS
ABBVIE INC. $25.31 10/17/2024 Food and Beverage Undisputed 01/23/2026 1103966369 CMS
ABBVIE INC. $20.33 10/22/2024 Food and Beverage Undisputed 01/23/2026 1103966371 CMS
ABBVIE INC. $23.72 11/19/2024 Food and Beverage Undisputed 01/23/2026 1103966373 CMS
ABBVIE INC. $18.20 12/05/2024 Food and Beverage Undisputed 01/23/2026 1103966375 CMS
ABBVIE INC. $16.93 12/17/2024 Food and Beverage Undisputed 01/23/2026 1103966377 CMS
ABBVIE INC. $5.30 12/17/2024 Food and Beverage Undisputed 01/23/2026 1103966379 CMS
Gilead Sciences, Inc. $24.42 01/04/2024 Food and Beverage Undisputed 01/23/2026 1133777153 CMS
Gilead Sciences, Inc. $25.02 02/01/2024 Food and Beverage Undisputed 01/23/2026 1133777155 CMS
Gilead Sciences, Inc. $27.74 04/02/2024 Food and Beverage Undisputed 01/23/2026 1133777157 CMS
Gilead Sciences, Inc. $27.83 05/01/2024 Food and Beverage Undisputed 01/23/2026 1133777159 CMS
Gilead Sciences, Inc. $25.79 05/30/2024 Food and Beverage Undisputed 01/23/2026 1133777161 CMS
Gilead Sciences, Inc. $25.79 06/28/2024 Food and Beverage Undisputed 01/23/2026 1133777163 CMS
Gilead Sciences, Inc. $28.13 08/12/2024 Food and Beverage Undisputed 01/23/2026 1133777165 CMS
Gilead Sciences, Inc. $29.04 10/08/2024 Food and Beverage Undisputed 01/23/2026 1133777167 CMS
Gilead Sciences, Inc. $29.04 11/05/2024 Food and Beverage Undisputed 01/23/2026 1133777169 CMS
Ipsen Biopharmaceuticals, Inc $24.33 05/09/2024 Food and Beverage Undisputed 01/23/2026 1091980928 CMS
Janssen Biotech, Inc. $22.01 03/06/2024 Food and Beverage Undisputed 01/23/2026 1078812617 CMS
Janssen Biotech, Inc. $41.05 06/06/2024 Food and Beverage Undisputed 01/23/2026 1078812622 CMS
Novo Nordisk Inc $24.83 05/21/2024 Food and Beverage Undisputed 01/23/2026 1097589962 CMS
PFIZER INC. $20.40 02/08/2024 Food and Beverage Undisputed 01/23/2026 1131183909 CMS
PFIZER INC. $21.99 09/18/2024 Food and Beverage Undisputed 01/23/2026 1131950796 CMS
PFIZER INC. $19.15 11/12/2024 Food and Beverage Undisputed 01/23/2026 1131179171 CMS
Phathom Pharmaceuticals, Inc. $14.80 03/21/2024 Food and Beverage Undisputed 01/23/2026 1151075228 CMS
Phathom Pharmaceuticals, Inc. $13.64 04/04/2024 Food and Beverage Undisputed 01/23/2026 1151075230 CMS
Phathom Pharmaceuticals, Inc. $17.33 06/04/2024 Food and Beverage Undisputed 01/23/2026 1151075232 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $20.31 12/23/2024 Food and Beverage Undisputed 01/23/2026 1153480966 CMS
Takeda Pharmaceuticals U.S.A., Inc. $23.51 02/16/2024 Food and Beverage Undisputed 01/23/2026 1137583866 CMS
Takeda Pharmaceuticals U.S.A., Inc. $18.59 03/22/2024 Food and Beverage Undisputed 01/23/2026 1137583870 CMS
Takeda Pharmaceuticals U.S.A., Inc. $20.94 10/31/2024 Food and Beverage Undisputed 01/23/2026 1137583873 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

One page per canonical provider; split Profile_IDs are merged via Associated_Covered_Recipient_Profile_ID_1/_2 from the Covered Recipient Profile Supplement.

Corrections to the substance of a record route to CMS through its review-and-dispute process; errors in how this site mirrors or displays a record route to us. Both paths are described in Methodology & Data.