NXSTAGE MEDICAL, INC.

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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 3 of 5; records 101–150 of 218 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

NXSTAGE MEDICAL, INC.

CMS reporting company ID 100000005488

General Payments, PY2020; 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 3 of 5; records 101–150 of 218 matching records. This page contains 50 records (maximum 50), not the full filtered export.

Filtered page: https://industrypayments.org/company/100000005488?year=2020&recipient=all&page=3#records-h

CMS source: https://openpaymentsdata.cms.gov/dataset/a08c4b30-5cf3-4948-ad40-36f404619019

Cite these filtered records

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

Plain
NXSTAGE MEDICAL, INC., CMS reporting company ID 100000005488. General Payments, PY2020; 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 3 of 5; records 101–150 of 218 matching records. This page contains 50 records (maximum 50), not the full filtered export. IndustryPayments. https://industrypayments.org/company/100000005488?year=2020&recipient=all&page=3#records-h. Source: https://openpaymentsdata.cms.gov/dataset/a08c4b30-5cf3-4948-ad40-36f404619019.
APA 7
IndustryPayments. (2026). NXSTAGE MEDICAL, INC., CMS reporting company ID 100000005488. General Payments, PY2020; 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 3 of 5; records 101–150 of 218 matching records. This page contains 50 records (maximum 50), not the full filtered export. [Filtered data set page]. https://industrypayments.org/company/100000005488?year=2020&recipient=all&page=3#records-h. Source: https://openpaymentsdata.cms.gov/dataset/a08c4b30-5cf3-4948-ad40-36f404619019.
Bluebook
NXSTAGE MEDICAL, INC., CMS reporting company ID 100000005488, IndustryPayments, General Payments, PY2020; 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 3 of 5; records 101–150 of 218 matching records. This page contains 50 records (maximum 50), not the full filtered export. Source: https://openpaymentsdata.cms.gov/dataset/a08c4b30-5cf3-4948-ad40-36f404619019. https://industrypayments.org/company/100000005488?year=2020&recipient=all&page=3#records-h.

Centers for Medicare & Medicaid Services, Open Payments

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

Payment records · PY2020

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

General Payments · PY2020 · All recipient types · CMS publication 2026-06-30

218 matching records · $125,926.03 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 218 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 101–150 of 218.

Recipient Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
THOMAS A GOLPER
Physician / non-physician practitioner
NxStage Medical, Inc. $3,000.0009/01/2020 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377299 CMS
JUAN E KUSNIR
Physician / non-physician practitioner
NxStage Medical, Inc. $96.6308/28/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327351 CMS
FRANK JOSEPH O BRIEN
Physician / non-physician practitioner
NxStage Medical, Inc. $31.5408/28/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327467 CMS
REENA GURUNG
Physician / non-physician practitioner
NxStage Medical, Inc. $31.5408/28/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327537 CMS
HASSAAN IFTIKHAR
Physician / non-physician practitioner
NxStage Medical, Inc. $31.5408/28/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327645 CMS
GAURAV RAJASHEKAR
Physician / non-physician practitioner
NxStage Medical, Inc. $31.5408/28/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327667 CMS
MARYAM SALEEM
Physician / non-physician practitioner
NxStage Medical, Inc. $31.5008/28/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721328043 CMS
CARLOS BEJAR
Physician / non-physician practitioner
NxStage Medical, Inc. $78.1608/25/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327389 CMS
CARLOS BEJAR
Physician / non-physician practitioner
NxStage Medical, Inc. $79.6808/25/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327395 CMS
CHARUHAS VINAY THAKAR
Physician / non-physician practitioner
NxStage Medical, Inc. $350.0008/24/2020 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377119 CMS
MELCHIORE VERNACE
Physician / non-physician practitioner
NxStage Medical, Inc. $29.0008/21/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327444 CMS
FREDDY S CALDERON
Physician / non-physician practitioner
NxStage Medical, Inc. $19.4608/18/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327899 CMS
PADAM HIRACHAN
Physician / non-physician practitioner
NxStage Medical, Inc. $30.9708/04/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327187 CMS
ASAF PRESENTE
Physician / non-physician practitioner
NxStage Medical, Inc. $34.0108/04/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721328093 CMS
KARIM T ATTIA
Physician / non-physician practitioner
NxStage Medical, Inc. $13.5307/29/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327655 CMS
ALKA TYAGI
Physician / non-physician practitioner
NxStage Medical, Inc. $13.5407/29/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327837 CMS
DHARIKA PARESHKUMAR SHAH
Physician / non-physician practitioner
NxStage Medical, Inc. $13.5307/29/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327845 CMS
FRANK M LIU
Physician / non-physician practitioner
NxStage Medical, Inc. $1,750.0007/14/2020 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377069 CMS
ROBERTO R RAMIREZ
Physician / non-physician practitioner
NxStage Medical, Inc. $12.4707/02/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327543 CMS
ROGER ALAN RODBY
Physician / non-physician practitioner
NxStage Medical, Inc. $1,750.0006/30/2020 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731376991 CMS
ANITHA VIJAYAN
Physician / non-physician practitioner
NxStage Medical, Inc. $1,750.0006/30/2020 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377197 CMS
WILSON M PARRY
Physician / non-physician practitioner
NxStage Medical, Inc. $7.4506/26/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327177 CMS
PETER ANDREW MCCULLOUGH
Physician / non-physician practitioner
NxStage Medical, Inc. $2,000.0006/23/2020 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377241 CMS
WILSON M PARRY
Physician / non-physician practitioner
NxStage Medical, Inc. $102.7306/20/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327183 CMS
AMI R PATEL
Physician / non-physician practitioner
NxStage Medical, Inc. $57.9606/20/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327229 CMS
WILSON M PARRY
Physician / non-physician practitioner
NxStage Medical, Inc. $66.9906/16/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327181 CMS
MICHAEL R WIEDERKEHR
Physician / non-physician practitioner
NxStage Medical, Inc. $39.9906/16/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327275 CMS
NILAY NAHAR
Physician / non-physician practitioner
NxStage Medical, Inc. $46.3305/27/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327300 CMS
PARIN N DESAI
Physician / non-physician practitioner
NxStage Medical, Inc. $72.2905/21/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327528 CMS
JOSE ALFREDO MORFIN
Physician / non-physician practitioner
NxStage Medical, Inc. $2,100.0005/18/2020 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377026 CMS
CHARUHAS VINAY THAKAR
Physician / non-physician practitioner
NxStage Medical, Inc. $1,750.0005/18/2020 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377135 CMS
JOSE ALFREDO MORFIN
Physician / non-physician practitioner
NxStage Medical, Inc. $2,000.0005/18/2020 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377237 CMS
MICHAEL R WIEDERKEHR
Physician / non-physician practitioner
NxStage Medical, Inc. $68.6405/13/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327277 CMS
JASMEET GILL
Physician / non-physician practitioner
NxStage Medical, Inc. $68.5805/13/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327531 CMS
RAVINA R LINENFELSER
Physician / non-physician practitioner
NxStage Medical, Inc. $68.6405/13/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327579 CMS
ENRIQUE ORUNA ACOSTA
Physician / non-physician practitioner
NxStage Medical, Inc. $68.6405/13/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327887 CMS
STEPHANIE TORRES RODRIGUEZ
Physician / non-physician practitioner
NxStage Medical, Inc. $68.6405/13/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327889 CMS
MEREDITH MCADAMS
Physician / non-physician practitioner
NxStage Medical, Inc. $68.6405/13/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327895 CMS
CHRISTOPHER ALAN HEBERT
Physician / non-physician practitioner
NxStage Medical, Inc. $1,050.0004/15/2020 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377013 CMS
ROGER ALAN RODBY
Physician / non-physician practitioner
NxStage Medical, Inc. $1,050.0004/14/2020 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377022 CMS
JOHN KELLUM
Physician / non-physician practitioner
NxStage Medical, Inc. $1,050.0004/13/2020 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377175 CMS
JOHN KELLUM
Physician / non-physician practitioner
NxStage Medical, Inc. $350.0004/13/2020 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377275 CMS
BRENDA BARBER HOFFMAN
Physician / non-physician practitioner
NxStage Medical, Inc. $36.5904/08/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327681 CMS
CHARUHAS VINAY THAKAR
Physician / non-physician practitioner
NxStage Medical, Inc. $1,050.0004/08/2020 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377297 CMS
PAUL THOMAS LUI
Physician / non-physician practitioner
NxStage Medical, Inc. $24.9204/07/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327171 CMS
MOHAMMED A J SIKDER
Physician / non-physician practitioner
NxStage Medical, Inc. $24.9204/07/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327173 CMS
MINDY JAN
Physician / non-physician practitioner
NxStage Medical, Inc. $24.9204/07/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327217 CMS
MELVIN SEEK
Physician / non-physician practitioner
NxStage Medical, Inc. $117.9904/07/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 721327461 CMS
CASEY N GASHTI
Physician / non-physician practitioner
NxStage Medical, Inc. $2,800.0004/07/2020 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377179 CMS
ANITHA VIJAYAN
Physician / non-physician practitioner
NxStage Medical, Inc. $1,050.0004/06/2020 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 731377003 CMS

Practitioner overview · all loaded program years

3,362 providers listed 6,539 records General Payments

General Payments to practitioners — all loaded program years

  • Category: General Payments
  • Program years: 2019, 2020, 2021, 2022, 2023, 2024, 2025
  • Record count: 6,539
  • Providers listed: 3,362

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 yearReportedRecordsProvidersDetail
PY2019 $138,055.94 982 582 This company in PY2019 →
PY2020 $125,926.03 218 143 This company in PY2020 →
PY2021 $193,236.05 777 464 This company in PY2021 →
PY2022 $232,196.54 1,380 979 This company in PY2022 →
PY2023 $154,813.22 1,160 795 This company in PY2023 →
PY2024 $101,216.72 843 650 This company in PY2024 →
PY2025 $110,626.70 1,179 847 This company in PY2025 →

By recipient specialty (74)

Sorted by name; identical names by identifier.

Allopathic & Osteopathic Physicians 45 specialties 2,469 providers
Dental Providers 3 specialties 3 providers
Nursing Service Providers 4 specialties 6 providers
Physician Assistants & Advanced Practice Nursing Providers 21 specialties 768 providers
Podiatric Medicine & Surgery Service Providers 1 specialty 1 providers

Providers listed (3,362)

Sorted by name; identical names by identifier.

ProviderSpecialtyStateRecords reported by this company
AAMIR ZUBERI Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology TX 1
AARON DIODATO — PA 1
AARON K NADA Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology HI 1
AARON SIRCY — OH 3
AARON T DALL Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology WI 1
AASTHA PARSA Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology FL 1
ABBAS EL-KHATIB Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology WV 2
ABBOUD HANNA Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology AZ 2
ABDALLA MD ISMAIL Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology OH 7
ABDALLAH M ALALI Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology NV 1
ABDEL FARID ABU SHAMAT Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology LA 2
ABDELAZIZ ALI ELSANJAK Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology VA 2
ABDUL HAFEEZ Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology TX 3
ABDUL KHAN Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology TX 1
ABDUL MATEEN NAGARIA Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology MO 1
ABDUL R ZANABLI Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology WV 1
ABDULLAH AL-ASAAD Allopathic & Osteopathic Physicians|Internal Medicine|Critical Care Medicine MN 1
ABDULLAH SHAHID Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology NC 1
ABHAYA VARMA Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology SC 1
ABHIJEET GOYAL Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology TX 2
ABHIJIN DAS Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology LA 1
ABHIJIT KONTAMWAR Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology OH 1
ABHIJIT V KSHIRSAGAR Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology NC 1
ABHINAV KUMAR TIWARY Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology MA 2
ABHISHEK PATEL Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology TN 1
ABID ASLAM Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology MO 1
ABIDA ZAFAR Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology MI 2
ABIGAIL A MCCARTHY Allopathic & Osteopathic Physicians|Family Medicine NY 1
ABIGAIL LEE BRADNER Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology TN 4
ABIGAIL M LEONORAS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner NV 1
ABRAHAM DANESHVAR Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical CA 4
ABRAHAM RAJAN Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology TX 2
ABRAR AHMAD Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology TN 2
ABUBAKR ABDELMUNIM TAGELSIR ABDELAZIZ Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology AZ 1
ACHAL K DESAI Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology KS 2
ADAM C PROTAIN Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology HI 7
ADAM C SHEPARD Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology LA 1
ADAM HOREISH Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology CA 3
ADAM M PEARLMAN Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology MD 1
ADAM M SEGAL Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology MA 3
ADAM TUCHINSKY Allopathic & Osteopathic Physicians|Internal Medicine PA 1
ADARSH BHAT Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology CA 2
ADARSHA SHRESTHA — FL 1
ADEBOWALE O OGUNTOLA Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology GA 1
ADEDEJI O SODEINDE Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology OH 2
ADEDOYIN AKINTIDE Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology KY 1
ADEEL AHMAD Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology TX 6
ADHAM MOHSEN Allopathic & Osteopathic Physicians|Internal Medicine MO 1
ADIL JADOON Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology MI 1
ADIN BOLDUR Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology NV 1