Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · CMS publication 2026-06-30 View official record

Covered recipient · General Payments record

JOHN C HALBROOK

Allopathic & Osteopathic Physicians Internal Medicine Hematology & Oncology

NPI
1992782924
CMS profile
272000
Location
MERIDIAN, MS

A name match is not confirmation of identity. CMS publishes records for different people under similar names; the NPI, specialty, and location shown on this page are the CMS-published fields that distinguish them.

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General Payments · PY2023 · Entire year

$3,570.68

155 records · 0 disputed

Summary and payment records

  • CMS publication 2026-06-30
Read the payment records

“Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.”

— Centers for Medicare & Medicaid Services, Open Payments

A reported payment reflects a financial relationship a company disclosed. It does not indicate wrongdoing or a conflict of interest, and it says nothing about the quality of a provider's care.

These records are submitted to CMS and attested to by the reporting companies. CMS publishes them as reported; this site mirrors them without independent verification.

A payment attributed to a provider may have been made to a third party — a hospital, practice, or research institution — rather than paid to the provider personally.

How these totals are calculated
  • This total is the sum of the individual General Payments record amounts CMS published for the labeled program year(s); each record amount is used unmodified. The total itself is computed by this site. 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.
  • Methodology & Data — sourcing, labeling, and limitations.

Provider summaries generated . CMS updates this data on an annual cycle, and corrections or successful disputes made at CMS may not yet appear here. The official CMS record is authoritative for the current state. View the official CMS record ↗

By nature of payment

PY2023 · entire year · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $3,390.54 152
Education $180.14 3

By paying entity

PY2023 · entire year · sorted by reported total

Payment records · PY2023

Ordering applied by this site (date, newest first, then paying entity) · record values are shown as CMS published them

General Payments · PY2023 · Physicians and non-physician practitioners · CMS publication 2026-06-30

155 matching records · $3,570.68 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 155 matching records (CSV)

CSV includes CMS record IDs, source and publication dates, the data edition, and a link to these filters. Formula-like text cells are prefixed with an apostrophe for spreadsheet safety.

Showing records 1–50 of 155.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Bayer Healthcare Pharmaceuticals Inc. $17.5012/28/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261000506837 CMS
Gilead Sciences, Inc. $27.9012/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261025582611 CMS
E.R. Squibb & Sons, L.L.C. $9.0212/18/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261016189115 CMS
AstraZeneca Pharmaceuticals LP $25.2612/14/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261015851207 CMS
Karyopharm Therapeutics Inc. $16.8212/13/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261056902795 CMS
Rigel Pharmaceuticals, Inc. $11.9212/11/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261033429517 CMS
MorphoSys, US Inc. $19.7612/07/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261060330125 CMS
Myriad Genetic Laboratories, Inc. $19.7612/06/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261059776377 CMS
Myriad Genetic Laboratories, Inc. $138.3412/06/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261059776379 CMS
AVEO Pharmaceuticals, Inc. $30.3212/05/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261049060691 CMS
Eisai Inc. $15.3311/30/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261023315445 CMS
Puma Biotechnology, Inc. $18.1611/29/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261059056169 CMS
E.R. Squibb & Sons, L.L.C. $17.7711/27/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261016189097 CMS
GENZYME CORPORATION $26.9311/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261049603271 CMS
AstraZeneca Pharmaceuticals LP $17.2911/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261015023117 CMS
Exelixis Inc. $18.1111/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261044624187 CMS
Genmab U.S., Inc. $16.0211/16/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261051345391 CMS
Merck Sharp & Dohme LLC $24.9811/15/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261048772859 CMS
Gilead Sciences, Inc. $125.0011/14/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261025505167 CMS
Lilly USA, LLC $14.4911/13/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261031511401 CMS
Celgene Corporation $19.6611/09/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261016189103 CMS
E.R. Squibb & Sons, L.L.C. $20.0811/08/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261016189075 CMS
Foundation Medicine, Inc. $22.4211/07/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261058787815 CMS
Celgene Corporation $14.3811/06/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261016189091 CMS
Janssen Biotech, Inc. $18.3711/02/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026988433739 CMS
PFIZER INC. $16.9711/01/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261050527309 CMS
SOBI, INC $19.2111/01/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261038106159 CMS
TAIHO ONCOLOGY, INC. $21.6210/30/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261055226045 CMS
Merck Sharp & Dohme LLC $24.4210/25/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261048419381 CMS
G1 Therapeutics, Inc. $17.0210/24/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261059917345 CMS
Kite Pharma, Inc. $17.0310/24/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261025269583 CMS
Takeda Pharmaceuticals U.S.A., Inc. $33.7710/19/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261055398429 CMS
Genentech USA, Inc. $19.9910/18/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261040403409 CMS
Stemline Therapeutics Inc. $22.0110/17/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261040028839 CMS
AstraZeneca Pharmaceuticals LP $22.1710/12/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261015216579 CMS
Novartis Pharmaceuticals Corporation $20.2310/11/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026992152193 CMS
AstraZeneca Pharmaceuticals LP $14.6710/10/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261015615169 CMS
Karyopharm Therapeutics Inc. $14.9910/09/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261056902789 CMS
Genentech USA, Inc. $15.5710/04/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261040403449 CMS
Novartis Pharmaceuticals Corporation $19.9910/02/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026992152198 CMS
Merck Sharp & Dohme LLC $18.1909/26/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261048419505 CMS
GENZYME CORPORATION $14.5209/25/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261049603167 CMS
AstraZeneca Pharmaceuticals LP $15.7609/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261016058975 CMS
AstraZeneca Pharmaceuticals LP $14.7709/19/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261011994319 CMS
Daiichi Sankyo Inc. $15.6509/14/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261006525135 CMS
Genentech USA, Inc. $150.0009/13/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261040403425 CMS
Seagen Inc. $24.1109/12/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026995686055 CMS
Bayer Healthcare Pharmaceuticals Inc. $16.0309/11/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261000504086 CMS
BeiGene USA, Inc. $18.3409/07/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261051183207 CMS
Rigel Pharmaceuticals, Inc. $21.4809/07/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261033427091 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $2,846.88 151
PY2020 $2,301.33 135
PY2021 $3,200.58 170
PY2022 $3,749.06 175
PY2023 $3,570.68 155
PY2024 $3,946.01 162
PY2025 $3,913.08 164

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-06-30
Program years on this page
2019, 2020, 2021, 2022, 2023, 2024, 2025
Source files and profile matching
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.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.

Cite this record.

Plain
JOHN C HALBROOK, NPI 1992782924. IndustryPayments, data edition 2026-07-26T04:22:22Z. https://industrypayments.org/provider/npi-1992782924.
APA 7
IndustryPayments. (2026). JOHN C HALBROOK, NPI 1992782924 (Data edition 2026-07-26T04:22:22Z) [Data set]. https://industrypayments.org/provider/npi-1992782924
Bluebook
JOHN C HALBROOK, NPI 1992782924, IndustryPayments (data edition 2026-07-26T04:22:22Z), https://industrypayments.org/provider/npi-1992782924.

Source: Centers for Medicare & Medicaid Services, Open Payments.