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

CHRISTOPHER WARREN STUMBO

Allopathic & Osteopathic Physicians Family Medicine

NPI
1962962548
CMS profile
11343533
Location
HAZARD, KY

General Payments · PY2022–2024

$527.72

  • Reported across 32 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$163.23

10 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 $163.23 10

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Acerta Pharma LLC $51.00 3
Amgen Inc. $32.86 2
Boehringer Ingelheim Pharmaceuticals, Inc. $31.01 2
Grifols USA, LLC $16.59 1
PFIZER INC. $16.12 1
ITI, Inc. $15.65 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2022 $86.90 7
PY2023 $277.59 15
PY2024 $163.23 10

Payment records · PY2024 (10)

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
Amgen Inc. $17.28 08/08/2024 Food and Beverage Undisputed 01/23/2026 1117393330 CMS
Amgen Inc. $15.58 09/18/2024 Food and Beverage Undisputed 01/23/2026 1111717987 CMS
AstraZeneca Pharmaceuticals LP $15.79 02/06/2024 Food and Beverage Undisputed 01/23/2026 1104676383 CMS
AstraZeneca Pharmaceuticals LP $20.07 04/11/2024 Food and Beverage Undisputed 01/23/2026 1105728853 CMS
AstraZeneca Pharmaceuticals LP $15.14 11/20/2024 Food and Beverage Undisputed 01/23/2026 1105548757 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $13.43 05/14/2024 Food and Beverage Undisputed 01/23/2026 1118254895 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $17.58 07/02/2024 Food and Beverage Undisputed 01/23/2026 1118254897 CMS
Grifols USA, LLC $16.59 03/19/2024 Food and Beverage Undisputed 01/23/2026 1124755284 CMS
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) $15.65 11/08/2024 Food and Beverage Undisputed 01/23/2026 1143328296 CMS
PFIZER INC. $16.12 10/14/2024 Food and Beverage Undisputed 01/23/2026 1132027931 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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