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.

Payment records · PY2022

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

General Payments · PY2022 · All recipient types · CMS publication 2026-06-30

1,380 matching records · $232,196.54 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 1,380 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 1,380.

Recipient Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
GISELLE DAMIEN KOHLER
Physician / non-physician practitioner
NxStage Medical, Inc. $14.5712/28/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937054455 CMS
JOHN S HAYES
Physician / non-physician practitioner
NxStage Medical, Inc. $135.1512/15/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937053969 CMS
JAIME DA SILVA AROCHO
Physician / non-physician practitioner
NxStage Medical, Inc. $87.5812/15/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937054827 CMS
EDGAR HERNANDEZ MONTALVO
Physician / non-physician practitioner
NxStage Medical, Inc. $87.5812/15/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937055927 CMS
WILLIAM O HURTADO-SANTIAGO
Physician / non-physician practitioner
NxStage Medical, Inc. $87.5912/15/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937056027 CMS
RAFAEL J JUSTINIANO
Physician / non-physician practitioner
NxStage Medical, Inc. $87.5912/15/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937056101 CMS
ELVIN SOTO HERNANDEZ
Physician / non-physician practitioner
NxStage Medical, Inc. $87.5912/15/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937056151 CMS
INGRID K CALLISTE
Physician / non-physician practitioner
NxStage Medical, Inc. $135.1612/15/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937060537 CMS
ANGEL B RIVERA SANTOS
Physician / non-physician practitioner
NxStage Medical, Inc. $87.5912/15/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937061245 CMS
NORMA WENGER
Physician / non-physician practitioner
NxStage Medical, Inc. $140.4312/14/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937053755 CMS
JOHN IOANNOU
Physician / non-physician practitioner
NxStage Medical, Inc. $140.4312/14/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937054465 CMS
BRIAN LEONARD ERLICH
Physician / non-physician practitioner
NxStage Medical, Inc. $140.4312/14/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937054519 CMS
ARKADIY PINKHASOV
Physician / non-physician practitioner
NxStage Medical, Inc. $140.4312/14/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937054815 CMS
RACHEL KATHRYN STERLING
Physician / non-physician practitioner
NxStage Medical, Inc. $122.2212/14/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937055585 CMS
JEFFREY D DELLAVOLPE
Physician / non-physician practitioner
NxStage Medical, Inc. $122.2212/14/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937059319 CMS
LOUIS SWARTZ
Physician / non-physician practitioner
NxStage Medical, Inc. $140.4312/14/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937060125 CMS
AMY MOSMAN
Physician / non-physician practitioner
NxStage Medical, Inc. $17.1212/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937055221 CMS
ALIZA ANWAR MEMON
Physician / non-physician practitioner
NxStage Medical, Inc. $17.1212/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937055879 CMS
EZEQUIEL R BELLORIN-FONT
Physician / non-physician practitioner
NxStage Medical, Inc. $17.1112/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937055915 CMS
KRISTA L LENTINE
Physician / non-physician practitioner
NxStage Medical, Inc. $17.1212/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937055921 CMS
JOHN EDWARDS
Physician / non-physician practitioner
NxStage Medical, Inc. $17.1212/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937056015 CMS
STEPHANIE C SHIEH
Physician / non-physician practitioner
NxStage Medical, Inc. $17.1212/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937056063 CMS
THANH-MAI N VO
Physician / non-physician practitioner
NxStage Medical, Inc. $17.1212/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937056077 CMS
NOURHAN HOUJEIJ
Physician / non-physician practitioner
NxStage Medical, Inc. $17.1212/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937056093 CMS
MAYRA ALEJANDRA OSEGUERA
Physician / non-physician practitioner
NxStage Medical, Inc. $21.8012/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937056119 CMS
MOWAFFAQ R SAID
Physician / non-physician practitioner
NxStage Medical, Inc. $17.1212/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937057189 CMS
KEVIN J MARTIN
Physician / non-physician practitioner
NxStage Medical, Inc. $17.1212/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937058479 CMS
MARIE FOUAD
Physician / non-physician practitioner
NxStage Medical, Inc. $21.8012/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937059061 CMS
ENRIQUE GONGORA
Physician / non-physician practitioner
NxStage Medical, Inc. $79.9412/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937059259 CMS
KEITH M WILLE
Physician / non-physician practitioner
NxStage Medical, Inc. $79.9412/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937059289 CMS
ALI WARIS RIZVI
Physician / non-physician practitioner
NxStage Medical, Inc. $21.8012/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937061191 CMS
AMRESH KUMAR
Physician / non-physician practitioner
NxStage Medical, Inc. $17.1212/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937061201 CMS
PATRICK SCHAFFER
Physician / non-physician practitioner
NxStage Medical, Inc. $21.8012/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937061303 CMS
ROCHELLE THOMPSON
Physician / non-physician practitioner
NxStage Medical, Inc. $18.6412/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937061357 CMS
KHADEEJA ASHAI
Physician / non-physician practitioner
NxStage Medical, Inc. $17.1112/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937061389 CMS
PRAYUS T TAILOR
Physician / non-physician practitioner
NxStage Medical, Inc. $2,000.0012/13/2022 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
06/30/2026941608961 CMS
PRAYUS T TAILOR
Physician / non-physician practitioner
NxStage Medical, Inc. $350.0012/13/2022 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026941608995 CMS
ALICE D THOMAS
Physician / non-physician practitioner
NxStage Medical, Inc. $65.3112/12/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937054767 CMS
RUDRICK V LEDESMA
Physician / non-physician practitioner
NxStage Medical, Inc. $65.3112/12/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937060481 CMS
DANIEL WALTER SCULLIN
Physician / non-physician practitioner
NxStage Medical, Inc. $63.7512/12/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937061311 CMS
MARK CARREON
Physician / non-physician practitioner
NxStage Medical, Inc. $13.0512/09/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937054671 CMS
HAROLD MARION GALARA PALMA
Physician / non-physician practitioner
NxStage Medical, Inc. $13.0612/09/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937058987 CMS
SORKKO THIRUNAVUKKARASU
Physician / non-physician practitioner
NxStage Medical, Inc. $13.0612/09/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937060565 CMS
FERAS J GHOSHEH
Physician / non-physician practitioner
NxStage Medical, Inc. $18.8912/08/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937055995 CMS
WAI-KIN R LEE
Physician / non-physician practitioner
NxStage Medical, Inc. $55.1212/07/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937058965 CMS
LUCILLE FENIX MERCADO
Physician / non-physician practitioner
NxStage Medical, Inc. $55.1212/07/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937060505 CMS
LISA LEMBECK ROBERTS
Physician / non-physician practitioner
NxStage Medical, Inc. $21.5712/07/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937061253 CMS
CHARUHAS VINAY THAKAR
Physician / non-physician practitioner
NxStage Medical, Inc. $2,450.0012/07/2022 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
06/30/2026941609087 CMS
ROBERT LOCKRIDGE
Physician / non-physician practitioner
NxStage Medical, Inc. $2,000.0012/07/2022 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
06/30/2026941609263 CMS
SAM F STEA
Physician / non-physician practitioner
NxStage Medical, Inc. $19.2912/06/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026937056897 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