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

MATTHEW W CASSELL

Allopathic & Osteopathic Physicians Internal Medicine Hematology & Oncology

NPI
1427269331
CMS profile
109890
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 · PY2021 · Entire year

$2,692.25

150 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

PY2021 · entire year · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $2,568.94 147
Education $123.31 3

By paying entity

PY2021 · entire year · sorted by reported total

Paying entityAmountRecords
Amgen Inc. $254.38 11
Janssen Biotech, Inc. $181.61 8
PFIZER INC. $145.46 10
EMD Serono, Inc. $138.35 4
AstraZeneca Pharmaceuticals LP $136.23 10
Seagen Inc. $120.00 4
Merck Sharp & Dohme Corporation $98.75 6
GENZYME CORPORATION $83.76 5
Astellas Pharma US Inc $74.68 5
Lilly USA, LLC $72.71 4
Daiichi Sankyo Inc. $70.76 4
Acceleron Pharma, Inc. $68.49 4
Incyte Corporation $67.40 4
Rigel Pharmaceuticals, Inc. $64.93 4
Blueprint Medicines Corporation $63.48 3
E.R. Squibb & Sons, L.L.C. $60.93 4
Novartis Pharmaceuticals Corporation $60.16 4
MorphoSys, US Inc. $58.60 4
BeiGene USA, Inc. $54.33 3
Ipsen Biopharmaceuticals, Inc $54.30 2
Takeda Pharmaceuticals U.S.A., Inc. $50.22 3
Genentech USA, Inc. $50.00 3
Karyopharm Therapeutics Inc. $48.97 3
Kyowa Kirin, Inc. $46.21 3
Bayer HealthCare Pharmaceuticals Inc. $44.07 3
Pharmacyclics LLC, An AbbVie Company $43.89 3
Exelixis Inc. $43.14 3
Boehringer Ingelheim Pharmaceuticals, Inc. $42.54 3
Eisai Inc. $41.46 2
Dova Pharmaceuticals $39.80 2
Gilead Sciences, Inc. $36.96 3
SANOFI-AVENTIS U.S. LLC $36.91 2
Taiho Oncology, Inc. $22.98 1
GlaxoSmithKline, LLC. $21.01 1
TG THERAPEUTICS, INC. $20.93 1
TerSera Therapeutics LLC $20.03 1
ADC Therapeutics America, Inc. $18.87 1
ARRAY BIOPHARMA INC $18.72 1
Coherus Biosciences Inc. $17.63 1
JAZZ PHARMACEUTICALS INC. $15.48 1
Secura Bio, Inc. $15.02 1
Regeneron Healthcare Solutions, Inc. $14.88 1
AbbVie Inc. $14.04 1
Pharmacosmos Therapeutics Inc. $13.98 1
PUMA BIOTECHNOLOGY, INC. $13.76 1
Deciphera Pharmaceuticals Inc. $11.44 1

Payment records · PY2021

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

General Payments · PY2021 · Physicians and non-physician practitioners · CMS publication 2026-06-30

150 matching records · $2,692.25 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 150 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 150.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Ipsen Biopharmaceuticals, Inc $35.4712/27/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026841912357 CMS
Janssen Biotech, Inc. $11.6912/23/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788225309 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $18.4812/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026763437740 CMS
Acceleron Pharma, Inc. $18.0012/21/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026843318327 CMS
EMD Serono, Inc. $13.4912/20/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026940486891 CMS
Amgen Inc. $20.8712/15/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026826390525 CMS
MorphoSys, US Inc. $14.7212/14/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026854733923 CMS
Kyowa Kirin, Inc. $12.9112/13/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026852982903 CMS
Incyte Corporation $12.3212/06/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026835552935 CMS
PFIZER INC. $5.0912/03/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026833122503 CMS
PFIZER INC. $14.8412/02/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026833107515 CMS
Seagen Inc. $20.9712/01/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026832140691 CMS
Merck Sharp & Dohme Corporation $14.0811/30/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026848387773 CMS
PFIZER INC. $14.8311/29/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026833153945 CMS
AstraZeneca Pharmaceuticals LP $12.8511/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026829399843 CMS
AstraZeneca Pharmaceuticals LP $0.3111/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026830052145 CMS
E.R. Squibb & Sons, L.L.C. $16.3111/16/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026783499011 CMS
Janssen Biotech, Inc. $14.8811/16/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788225303 CMS
Novartis Pharmaceuticals Corporation $16.0011/15/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026812628987 CMS
ADC Therapeutics America, Inc. $18.8711/11/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026830918027 CMS
Eisai Inc. $17.4611/11/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026818027915 CMS
Dova Pharmaceuticals $24.5611/10/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026849744313 CMS
EMD Serono, Inc. $101.6711/09/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026849153465 CMS
Exelixis Inc. $13.4011/09/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026838873571 CMS
Rigel Pharmaceuticals, Inc. $21.3011/08/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026854326517 CMS
Karyopharm Therapeutics Inc. $14.1011/04/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026845786985 CMS
Janssen Biotech, Inc. $99.9511/03/2021 Education No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788225301 CMS
Merck Sharp & Dohme Corporation $15.3411/03/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026848387929 CMS
Astellas Pharma US Inc $15.3811/02/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026821278815 CMS
Amgen Inc. $13.4611/01/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026825601845 CMS
GENZYME CORPORATION $13.3510/26/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026843634815 CMS
Acceleron Pharma, Inc. $16.3710/25/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026843318349 CMS
AstraZeneca Pharmaceuticals LP $15.7910/21/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026830100327 CMS
BeiGene USA, Inc. $19.6910/19/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026846697529 CMS
Genentech USA, Inc. $18.7810/18/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026835948963 CMS
Amgen Inc. $17.2610/14/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026826390531 CMS
Bayer HealthCare Pharmaceuticals Inc. $14.3310/13/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026789050217 CMS
Novartis Pharmaceuticals Corporation $13.3010/12/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026812628985 CMS
TG THERAPEUTICS, INC. $20.9310/06/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026844042985 CMS
Pharmacyclics LLC, An AbbVie Company $14.8310/05/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026781008653 CMS
Deciphera Pharmaceuticals Inc. $11.4409/29/2021 Education No dispute reported Delay: No
Change: UNCHANGED
06/30/2026826794481 CMS
Gilead Sciences, Inc. $11.3909/27/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026848173003 CMS
GENZYME CORPORATION $15.7409/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026843634803 CMS
Takeda Pharmaceuticals U.S.A., Inc. $12.6209/21/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026819882217 CMS
EMD Serono, Inc. $8.5009/20/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026849211769 CMS
Blueprint Medicines Corporation $29.0309/16/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026848928655 CMS
Takeda Pharmaceuticals U.S.A., Inc. $18.0909/15/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026819882215 CMS
Ipsen Biopharmaceuticals, Inc $18.8309/14/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026841908927 CMS
Merck Sharp & Dohme Corporation $17.4909/13/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026848370489 CMS
MorphoSys, US Inc. $12.8109/08/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026854733883 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $2,753.90 150
PY2020 $2,380.18 136
PY2021 $2,692.25 150
PY2022 $3,512.14 162
PY2023 $3,261.16 146
PY2024 $4,817.29 170
PY2025 $4,852.78 176

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
MATTHEW W CASSELL, NPI 1427269331. IndustryPayments, data edition 2026-07-26T04:22:22Z. https://industrypayments.org/provider/npi-1427269331.
APA 7
IndustryPayments. (2026). MATTHEW W CASSELL, NPI 1427269331 (Data edition 2026-07-26T04:22:22Z) [Data set]. https://industrypayments.org/provider/npi-1427269331
Bluebook
MATTHEW W CASSELL, NPI 1427269331, IndustryPayments (data edition 2026-07-26T04:22:22Z), https://industrypayments.org/provider/npi-1427269331.

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