GastroGPO, LLC

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Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.
Centers for Medicare & Medicaid Services, Open Payments

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.

Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.

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.

Page 1 of 2; records 1–50 of 52 matching records. This page contains 50 records (maximum 50), not the full filtered export. Use the CSV download for all matching records.

IndustryPayments · General Payments

GastroGPO, LLC

CMS reporting company ID 100000961861

General Payments, PY2023; Recipient scope: All recipient types; Nature of payment: All payment types

Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00

Page 1 of 2; records 1–50 of 52 matching records. This page contains 50 records (maximum 50), not the full filtered export.

Filtered page: https://industrypayments.org/company/100000961861?year=2023&recipient=all#records-h

CMS source: https://openpaymentsdata.cms.gov/dataset/fb3a65aa-c901-4a38-a813-b04b00dfa2a9

Cite these filtered records

The citation includes this program year, filters, data edition, and page of results.

Plain: GastroGPO, LLC, CMS reporting company ID 100000961861. General Payments, PY2023; Recipient scope: All recipient types; Nature of payment: All payment types. Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00. Page 1 of 2; records 1–50 of 52 matching records. This page contains 50 records (maximum 50), not the full filtered export. IndustryPayments. https://industrypayments.org/company/100000961861?year=2023&recipient=all#records-h. Source: https://openpaymentsdata.cms.gov/dataset/fb3a65aa-c901-4a38-a813-b04b00dfa2a9.
APA 7: IndustryPayments. (2026). GastroGPO, LLC, CMS reporting company ID 100000961861. General Payments, PY2023; Recipient scope: All recipient types; Nature of payment: All payment types. Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00. Page 1 of 2; records 1–50 of 52 matching records. This page contains 50 records (maximum 50), not the full filtered export. [Filtered data set page]. https://industrypayments.org/company/100000961861?year=2023&recipient=all#records-h. Source: https://openpaymentsdata.cms.gov/dataset/fb3a65aa-c901-4a38-a813-b04b00dfa2a9.
Bluebook: GastroGPO, LLC, CMS reporting company ID 100000961861, IndustryPayments, General Payments, PY2023; Recipient scope: All recipient types; Nature of payment: All payment types (Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00). Page 1 of 2; records 1–50 of 52 matching records. This page contains 50 records (maximum 50), not the full filtered export. Source: https://openpaymentsdata.cms.gov/dataset/fb3a65aa-c901-4a38-a813-b04b00dfa2a9. https://industrypayments.org/company/100000961861?year=2023&recipient=all#records-h.

Centers for Medicare & Medicaid Services, Open Payments

Citation formats are provided for reference; check the requirements of your publication.

General Payments only. Research Payments and Ownership/Investment Interests are separate datasets and are not included.

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

Centers for Medicare & Medicaid Services, Open Payments

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.

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.

IndustryPayments.org is not a consumer reporting agency as defined by the Fair Credit Reporting Act. Do not use this site to determine any person's eligibility for employment, credentialing, insurance, credit, housing, or any other purpose covered by the FCRA.

Methodology: https://industrypayments.org/methodology

Payment records · PY2023

Date, newest first, then reporting company; values as published by CMS.

General Payments · PY2023 · All recipient types · CMS publication 2026-06-30

52 matching records · $42,066.00 reported total · 0 disputed

Nature of payment: All payment types

Records imported here November 5, 2026 (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 52 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 52.

Recipient	Paying entity	Amount	Date	Nature of payment	Dispute status	Publication flags	Published	Record ID	Source
JONATHON C CHAPMAN Physician / non-physician practitioner	GastroGPO, LLC	$1,240.00	09/28/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634555	CMS
JONATHON C CHAPMAN Physician / non-physician practitioner	GastroGPO, LLC	$540.00	09/28/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634561	CMS
JONATHON C CHAPMAN Physician / non-physician practitioner	GastroGPO, LLC	$1,550.00	09/28/2023	Honoraria	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634585	CMS
HARRY J THOMAS Physician / non-physician practitioner	GastroGPO, LLC	$540.00	09/28/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634619	CMS
HARRY J THOMAS Physician / non-physician practitioner	GastroGPO, LLC	$118.00	09/28/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634625	CMS
JAMES J WEBER Physician / non-physician practitioner	GastroGPO, LLC	$540.00	09/28/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634641	CMS
JAMES J WEBER Physician / non-physician practitioner	GastroGPO, LLC	$1,003.00	09/28/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634647	CMS
JEFFREY NESTLER Physician / non-physician practitioner	GastroGPO, LLC	$540.00	09/28/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634675	CMS
JEFFREY NESTLER Physician / non-physician practitioner	GastroGPO, LLC	$625.00	09/28/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634681	CMS
JOSEPH CAPPA Physician / non-physician practitioner	GastroGPO, LLC	$1,111.00	09/28/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634711	CMS
KEVIN SCOTT SIEJA Physician / non-physician practitioner	GastroGPO, LLC	$540.00	09/28/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634715	CMS
PAUL J BERGGREEN Physician / non-physician practitioner	GastroGPO, LLC	$540.00	09/28/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634743	CMS
PAUL J BERGGREEN Physician / non-physician practitioner	GastroGPO, LLC	$1,031.00	09/28/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634749	CMS
RONALD PETER KOTFILA Physician / non-physician practitioner	GastroGPO, LLC	$540.00	09/28/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634767	CMS
RONALD PETER KOTFILA Physician / non-physician practitioner	GastroGPO, LLC	$1,285.00	09/28/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634773	CMS
TIMOTHY E RITTER Physician / non-physician practitioner	GastroGPO, LLC	$540.00	09/28/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634823	CMS
TIMOTHY E RITTER Physician / non-physician practitioner	GastroGPO, LLC	$627.00	09/28/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634829	CMS
GEORGES ELIE CATINIS Physician / non-physician practitioner	GastroGPO, LLC	$2,000.00	08/18/2023	Honoraria	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634537	CMS
GEORGES ELIE CATINIS Physician / non-physician practitioner	GastroGPO, LLC	$206.00	08/18/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634543	CMS
GEORGES ELIE CATINIS Physician / non-physician practitioner	GastroGPO, LLC	$571.00	08/18/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634549	CMS
HARISH GAGNEJA Physician / non-physician practitioner	GastroGPO, LLC	$1,000.00	08/18/2023	Honoraria	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634589	CMS
HARISH GAGNEJA Physician / non-physician practitioner	GastroGPO, LLC	$206.00	08/18/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634595	CMS
HARISH GAGNEJA Physician / non-physician practitioner	GastroGPO, LLC	$469.00	08/18/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634601	CMS
JOSEPH CAPPA Physician / non-physician practitioner	GastroGPO, LLC	$206.00	08/18/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634687	CMS
JOSEPH CAPPA Physician / non-physician practitioner	GastroGPO, LLC	$887.00	08/18/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634693	CMS
SCOTT D POLLACK Physician / non-physician practitioner	GastroGPO, LLC	$1,000.00	08/18/2023	Honoraria	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634779	CMS
SCOTT D POLLACK Physician / non-physician practitioner	GastroGPO, LLC	$206.00	08/18/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634785	CMS
SCOTT D POLLACK Physician / non-physician practitioner	GastroGPO, LLC	$548.00	08/18/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634789	CMS
TIMOTHY E RITTER Physician / non-physician practitioner	GastroGPO, LLC	$1,000.00	08/18/2023	Honoraria	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634793	CMS
TIMOTHY E RITTER Physician / non-physician practitioner	GastroGPO, LLC	$206.00	08/18/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634799	CMS
TIMOTHY E RITTER Physician / non-physician practitioner	GastroGPO, LLC	$225.00	08/18/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634805	CMS
JONATHON C CHAPMAN Physician / non-physician practitioner	GastroGPO, LLC	$700.00	04/13/2023	Honoraria	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634567	CMS
JONATHON C CHAPMAN Physician / non-physician practitioner	GastroGPO, LLC	$469.00	04/13/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634573	CMS
JONATHON C CHAPMAN Physician / non-physician practitioner	GastroGPO, LLC	$1,722.00	04/13/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634579	CMS
HARRY J THOMAS Physician / non-physician practitioner	GastroGPO, LLC	$469.00	04/13/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634607	CMS
HARRY J THOMAS Physician / non-physician practitioner	GastroGPO, LLC	$1,149.00	04/13/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634613	CMS
JAMES J WEBER Physician / non-physician practitioner	GastroGPO, LLC	$469.00	04/13/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634631	CMS
JAMES J WEBER Physician / non-physician practitioner	GastroGPO, LLC	$1,587.00	04/13/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634635	CMS
JASON M SUGAR Physician / non-physician practitioner	GastroGPO, LLC	$469.00	04/13/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634653	CMS
JASON M SUGAR Physician / non-physician practitioner	GastroGPO, LLC	$1,899.00	04/13/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634659	CMS
JAY N YEPURI Physician / non-physician practitioner	GastroGPO, LLC	$469.00	04/13/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634665	CMS
JAY N YEPURI Physician / non-physician practitioner	GastroGPO, LLC	$1,659.00	04/13/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634671	CMS
JOSEPH CAPPA Physician / non-physician practitioner	GastroGPO, LLC	$469.00	04/13/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634699	CMS
JOSEPH CAPPA Physician / non-physician practitioner	GastroGPO, LLC	$382.00	04/13/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634705	CMS
KUMAR GUTTA Physician / non-physician practitioner	GastroGPO, LLC	$469.00	04/13/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634721	CMS
KUMAR GUTTA Physician / non-physician practitioner	GastroGPO, LLC	$1,502.00	04/13/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634727	CMS
PAUL J BERGGREEN Physician / non-physician practitioner	GastroGPO, LLC	$469.00	04/13/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634733	CMS
PAUL J BERGGREEN Physician / non-physician practitioner	GastroGPO, LLC	$1,993.00	04/13/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634737	CMS
RONALD PETER KOTFILA Physician / non-physician practitioner	GastroGPO, LLC	$469.00	04/13/2023	Food and Beverage	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634755	CMS
RONALD PETER KOTFILA Physician / non-physician practitioner	GastroGPO, LLC	$1,641.00	04/13/2023	Travel and Lodging	No dispute reported	Delay: No Change: UNCHANGED	06/30/2026	1034634761	CMS

Practitioner overview · all loaded program years

16 providers listed 71 records General Payments

General Payments to practitioners — all loaded program years

Category: General Payments
Program years: 2022, 2023, 2024
Record count: 71
Providers listed: 16

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

Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.

Coverage: program years 2019–2025, General Payments only, reported to physicians and non-physician practitioners. Payments to teaching hospitals are not included in these practitioner figures. Each figure is labeled with its category and program year; categories are never combined.

Practitioner payments by program year

Program year	Reported	Records	Providers	Detail
PY2022	$9,387.03	11	6	This company in PY2022 →
PY2023	$42,066.00	52	15	This company in PY2023 →
PY2024	$3,683.00	8	4	This company in PY2024 →

By recipient specialty (1)

Sorted by name; identical names by identifier.

Allopathic & Osteopathic Physicians 1 specialty 16 providers

Internal Medicine · Gastroenterology 16

Providers listed (16)

Sorted by name; identical names by identifier.

Provider	Specialty	State	Records reported by this company
GEORGES ELIE CATINIS	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	LA	5
HARISH GAGNEJA	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	TX	5
HARRY J THOMAS	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	TX	4
JAMES J WEBER	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	TX	6
JASON M SUGAR	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	WA	2
JAY N YEPURI	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	TX	2
JEFFREY NESTLER	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	CT	2
JONATHON C CHAPMAN	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	LA	7
JOSEPH CAPPA	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	CT	7
KEVIN SCOTT SIEJA	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	CO	1
KUMAR GUTTA	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	TX	2
MITCHELL B BERNSEN	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	IL	2
PAUL J BERGGREEN	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	AZ	7
RONALD PETER KOTFILA	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	MS	4
SCOTT D POLLACK	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	LA	3
TIMOTHY E RITTER	Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	TX	12