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 NISSING

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1558324418
CMS profile
161215
Location
SAINT LOUIS, MO

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

$1,326.00

86 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 $1,227.00 85
Education $99.00 1

By paying entity

PY2021 · entire year · sorted by reported total

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

86 matching records · $1,326.00 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 86 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 86.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Janssen Biotech, Inc. $11.3612/27/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788378633 CMS
Ironwood Pharmaceuticals, Inc $12.4712/20/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855097417 CMS
Amgen Inc. $14.4212/17/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026826390141 CMS
AbbVie Inc. $11.0312/13/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026795364863 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $10.6012/08/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026850077297 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $23.6012/08/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026850110075 CMS
Takeda Pharmaceuticals U.S.A., Inc. $11.7412/06/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026820113991 CMS
AbbVie Inc. $6.2512/02/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026795364857 CMS
AbbVie Inc. $9.9912/01/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026795364851 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $9.6112/01/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026850246307 CMS
Janssen Biotech, Inc. $11.3611/29/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788378639 CMS
Takeda Pharmaceuticals U.S.A., Inc. $8.0611/10/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026820113987 CMS
Takeda Pharmaceuticals U.S.A., Inc. $7.1911/08/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026820113979 CMS
Takeda Pharmaceuticals U.S.A., Inc. $2.6111/08/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026820113983 CMS
Takeda Pharmaceuticals U.S.A., Inc. $16.0711/03/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026820113975 CMS
AbbVie Inc. $28.9611/01/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026795364844 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $18.6910/27/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026849994185 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $11.0010/27/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026850204709 CMS
AbbVie Inc. $10.6610/25/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026795364837 CMS
Janssen Biotech, Inc. $14.5110/12/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788378635 CMS
Nestle HealthCare Nutrition Inc. $15.6010/11/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026820936599 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $20.4810/08/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026850279907 CMS
Braintree Laboratories, Inc. $13.0310/06/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026805255377 CMS
Takeda Pharmaceuticals U.S.A., Inc. $15.9810/04/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026820113971 CMS
Janssen Biotech, Inc. $11.3609/29/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788378653 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $14.8709/29/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026850266587 CMS
AbbVie Inc. $12.5909/27/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026795364831 CMS
Takeda Pharmaceuticals U.S.A., Inc. $11.8909/23/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026820113967 CMS
AbbVie Inc. $23.2009/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026795364827 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $16.5909/10/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026850212805 CMS
Takeda Pharmaceuticals U.S.A., Inc. $16.7109/08/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026820113963 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $13.0509/01/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026850180175 CMS
Takeda Pharmaceuticals U.S.A., Inc. $13.9609/01/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026820113959 CMS
AbbVie Inc. $9.9008/30/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026795364821 CMS
Janssen Pharmaceuticals, Inc $1.7908/27/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788378667 CMS
Takeda Pharmaceuticals U.S.A., Inc. $14.1508/25/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026820113955 CMS
Janssen Biotech, Inc. $13.8708/23/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788378647 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $11.3508/18/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026850006235 CMS
AbbVie Inc. $20.3808/09/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026795364813 CMS
Janssen Biotech, Inc. $14.4808/02/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788378641 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $16.3307/27/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026850264777 CMS
Takeda Pharmaceuticals U.S.A., Inc. $10.5607/19/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026820113951 CMS
Janssen Biotech, Inc. $12.5607/14/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788378665 CMS
Janssen Pharmaceuticals, Inc $11.3007/10/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788378669 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $15.4707/08/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026850014207 CMS
Takeda Pharmaceuticals U.S.A., Inc. $12.1107/07/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026820113947 CMS
Janssen Biotech, Inc. $15.7906/29/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788378661 CMS
AbbVie Inc. $18.8106/28/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026795364807 CMS
Celgene Corporation $17.8006/21/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026783717153 CMS
Amgen Inc. $13.7406/16/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026825599527 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $872.97 65
PY2020 $343.38 25
PY2021 $1,326.00 86
PY2022 $1,195.68 76
PY2023 $1,091.98 59

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
Source files and profile matching
Source files
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2022 , PY2023
Generated from
OP_DTL_GNRL_PGYR2023_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 NISSING, NPI 1558324418. IndustryPayments, data edition 2026-07-26T04:22:22Z. https://industrypayments.org/provider/npi-1558324418.
APA 7
IndustryPayments. (2026). MATTHEW NISSING, NPI 1558324418 (Data edition 2026-07-26T04:22:22Z) [Data set]. https://industrypayments.org/provider/npi-1558324418
Bluebook
MATTHEW NISSING, NPI 1558324418, IndustryPayments (data edition 2026-07-26T04:22:22Z), https://industrypayments.org/provider/npi-1558324418.

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