Vifor (International) Ltd.
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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 · PY2024
Date, newest first, then reporting company; values as published by CMS.
General Payments · PY2024 · All recipient types · CMS publication 2026-06-30
30 matching records · $132,010.66 reported total · 0 disputed
Nature of payment: All payment types
Records imported here (UTC).
Download all 30 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 1–30 of 30.
| Recipient | Paying entity | Amount | Date | Nature of payment | Dispute status | Publication flags | Published | Record ID | Source |
|---|---|---|---|---|---|---|---|---|---|
| NIHAR DESAI Physician / non-physician practitioner | Vifor (International) Ltd. | $787.50 | 12/16/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420815 | CMS |
| ELLIE KELEPOURIS Physician / non-physician practitioner | Vifor (International) Ltd. | $1,125.00 | 12/16/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420842 | CMS |
| STEPHEN JOHN GREENE Physician / non-physician practitioner | Vifor (International) Ltd. | $4,500.00 | 12/09/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149416918 | CMS |
| BIYKEM BOZKURT Physician / non-physician practitioner | Vifor (International) Ltd. | $1,625.00 | 11/04/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420764 | CMS |
| ELLIE KELEPOURIS Physician / non-physician practitioner | Vifor (International) Ltd. | $900.00 | 11/04/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420841 | CMS |
| STEPHEN JOHN GREENE Physician / non-physician practitioner | Vifor (International) Ltd. | $3,825.00 | 10/14/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149416916 | CMS |
| NIHAR DESAI Physician / non-physician practitioner | Vifor (International) Ltd. | $1,125.00 | 09/30/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420809 | CMS |
| JAVED BUTLER Physician / non-physician practitioner | Vifor (International) Ltd. | $1,125.00 | 08/26/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420770 | CMS |
| STEPHEN JOHN GREENE Physician / non-physician practitioner | Vifor (International) Ltd. | $6,075.00 | 08/19/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149416915 | CMS |
| BIYKEM BOZKURT Physician / non-physician practitioner | Vifor (International) Ltd. | $1,462.50 | 07/22/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149419678 | CMS |
| Saint Lukes Hospital Of Kansas City Teaching hospital | Vifor (International) Ltd. | $8,937.50 | 07/22/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149629066 | CMS |
| MELVIN H SEID Physician / non-physician practitioner | Vifor (International) Ltd. | $5,406.05 | 07/08/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149416945 | CMS |
| ROBERT J MENTZ Physician / non-physician practitioner | Vifor (International) Ltd. | $6,337.50 | 07/08/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420795 | CMS |
| Saint Lukes Hospital Of Kansas City Teaching hospital | Vifor (International) Ltd. | $9,000.00 | 07/08/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149630290 | CMS |
| JAY B WISH Physician / non-physician practitioner | Vifor (International) Ltd. | $5,362.50 | 07/01/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420853 | CMS |
| JAY B WISH Physician / non-physician practitioner | Vifor (International) Ltd. | $101.00 | 07/01/2024 | Travel and Lodging | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420857 | CMS |
| STEPHEN JOHN GREENE Physician / non-physician practitioner | Vifor (International) Ltd. | $4,512.50 | 06/17/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149416920 | CMS |
| STEPHEN JOHN GREENE Physician / non-physician practitioner | Vifor (International) Ltd. | $1,000.00 | 06/17/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149416928 | CMS |
| Saint Lukes Hospital Of Kansas City Teaching hospital | Vifor (International) Ltd. | $33,187.50 | 06/17/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149629107 | CMS |
| BIYKEM BOZKURT Physician / non-physician practitioner | Vifor (International) Ltd. | $1,300.00 | 06/10/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149419674 | CMS |
| JAVED BUTLER Physician / non-physician practitioner | Vifor (International) Ltd. | $1,350.00 | 06/03/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420767 | CMS |
| NIHAR DESAI Physician / non-physician practitioner | Vifor (International) Ltd. | $2,250.00 | 05/27/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420803 | CMS |
| ELLIE KELEPOURIS Physician / non-physician practitioner | Vifor (International) Ltd. | $1,350.00 | 05/27/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420837 | CMS |
| Saint Lukes Hospital Of Kansas City Teaching hospital | Vifor (International) Ltd. | $1,954.47 | 04/22/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149631459 | CMS |
| STEPHEN JOHN GREENE Physician / non-physician practitioner | Vifor (International) Ltd. | $2,475.00 | 03/25/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149416919 | CMS |
| Saint Lukes Hospital Of Kansas City Teaching hospital | Vifor (International) Ltd. | $15,812.34 | 03/11/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149629096 | CMS |
| PIERRE R TIBI Physician / non-physician practitioner | Vifor (International) Ltd. | $2,901.00 | 03/04/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420847 | CMS |
| LINDA SHORE-LESSERSON Physician / non-physician practitioner | Vifor (International) Ltd. | $2,766.00 | 02/12/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149416937 | CMS |
| TIMOTHY GEORGE Physician / non-physician practitioner | Vifor (International) Ltd. | $922.00 | 01/29/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149420860 | CMS |
| DARYL J KOR Physician / non-physician practitioner | Vifor (International) Ltd. | $2,535.30 | 01/21/2024 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 1149416934 | CMS |
Practitioner overview · all loaded program years
77 providers listed 254 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: 254
- Providers listed: 77
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 |
|---|---|---|---|---|
| PY2019 | $99,273.19 | 52 | 8 | This company in PY2019 → |
| PY2020 | $178,552.24 | 68 | 47 | This company in PY2020 → |
| PY2021 | $125,086.50 | 18 | 14 | This company in PY2021 → |
| PY2022 | $228,701.71 | 48 | 21 | This company in PY2022 → |
| PY2023 | $141,499.42 | 28 | 12 | This company in PY2023 → |
| PY2024 | $63,118.85 | 25 | 12 | This company in PY2024 → |
| PY2025 | $92,512.01 | 15 | 5 | This company in PY2025 → |
By recipient specialty (20)
Sorted by name; identical names by identifier.
Allopathic & Osteopathic Physicians 20 specialties 77 providers
- Anesthesiology 4
- Dermatology 3
- Emergency Medicine 1
- Hospitalist 1
- Internal Medicine 5
- Internal Medicine · Advanced Heart Failure and Transplant Cardiology 7
- Internal Medicine · Cardiovascular Disease 17
- Internal Medicine · Gastroenterology 1
- Internal Medicine · Hematology 2
- Internal Medicine · Hematology & Oncology 2
- Internal Medicine · Interventional Cardiology 2
- Internal Medicine · Nephrology 16
- Internal Medicine · Pulmonary Disease 1
- Internal Medicine · Rheumatology 3
- Obstetrics & Gynecology 2
- Pediatrics 3
- Pediatrics · Pediatric Cardiology 1
- Pediatrics · Pediatric Hematology-Oncology 2
- Pediatrics · Pediatric Nephrology 2
- Thoracic Surgery (Cardiothoracic Vascular Surgery) 2
Providers listed (77)
Sorted by name; identical names by identifier.
| Provider | Specialty | State | Records reported by this company |
|---|---|---|---|
| AMIT NAHATA | Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology | OH | 1 |
| AMY SUSAN PALLER | Allopathic & Osteopathic Physicians|Pediatrics | IL | 1 |
| ANDREW M FREEMAN | Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease | CO | 1 |
| ANDREW R COLIN | Allopathic & Osteopathic Physicians|Pediatrics | FL | 4 |
| ANDREW S ARTZ | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology | CA | 4 |
| ARYEH SHANDER | Allopathic & Osteopathic Physicians|Anesthesiology | NJ | 5 |
| BARRY GREENBERG | Allopathic & Osteopathic Physicians|Internal Medicine|Advanced Heart Failure and Transplant Cardiology | CA | 1 |
| BERNARD R CHAITMAN | Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease | MO | 8 |
| BERTRAM PITT | Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease | MI | 10 |
| BIYKEM BOZKURT | Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease | TX | 8 |
| BORIS ZAKS | Allopathic & Osteopathic Physicians|Dermatology | CA | 1 |
| BRADLEY A WARADY | Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Nephrology | MO | 1 |
| CHARLES J DOW | Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease | MA | 1 |
| CHERYL L ALSTON | Allopathic & Osteopathic Physicians|Internal Medicine | DC | 2 |
| DARYL J KOR | Allopathic & Osteopathic Physicians|Anesthesiology | MN | 1 |
| DAVID A BUSHINSKY | Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology | NY | 1 |
| ELLIE KELEPOURIS | Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology | PA | 10 |
| FUAD S SHIHAB | Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology | UT | 1 |
| GARY R COHEN | Allopathic & Osteopathic Physicians|Internal Medicine | MA | 1 |
| GERALD J MILAN | Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology | DE | 1 |
| GERSHWIN T BLYDEN | Allopathic & Osteopathic Physicians|Internal Medicine | FL | 3 |
| GIORGIO P NAPOLI | Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease | MA | 2 |
| GLENN M CHERTOW | Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology | CA | 1 |
| ILEANA LIVIA PINA | Allopathic & Osteopathic Physicians|Internal Medicine|Advanced Heart Failure and Transplant Cardiology | PA | 15 |
| IVETTE STICKELMAIER | Allopathic & Osteopathic Physicians|Internal Medicine|Rheumatology | CA | 1 |
| JAMES BARON WETMORE | Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology | MN | 1 |
| JAMES G TAYLOR | Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Hematology-Oncology | DC | 2 |
| JAMES SANGYOP LEE | Allopathic & Osteopathic Physicians|Internal Medicine|Interventional Cardiology | CA | 3 |
| JAVED BUTLER | Allopathic & Osteopathic Physicians|Internal Medicine|Advanced Heart Failure and Transplant Cardiology | MS | 42 |
| JAY B WISH | Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology | IN | 2 |
| JEAN FREDERICK COLOMBEL | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | NY | 2 |
| JOEL NEUGARTEN | Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology | NY | 1 |
| JOHN C WOOD | Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Cardiology | CA | 3 |
| JONATHAN I SILVERBERG | Allopathic & Osteopathic Physicians|Dermatology | DC | 1 |
| JULIE A KANTER | Allopathic & Osteopathic Physicians|Emergency Medicine | NM | 1 |
| KAMYAR ZADEH KALANTAR | Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology | CA | 5 |
| KENNETH ROBERT MCGAFFIN | Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease | PA | 2 |
| KENNETH S STERNBERG | Allopathic & Osteopathic Physicians|Internal Medicine|Interventional Cardiology | VA | 1 |
| KEVIN J MARTIN | Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology | MO | 3 |
| KUNAL GURAV | Allopathic & Osteopathic Physicians|Internal Medicine | MO | 1 |
| LINDA SHORE-LESSERSON | Allopathic & Osteopathic Physicians|Anesthesiology | NY | 1 |
| LIVIU KLEIN | Allopathic & Osteopathic Physicians|Internal Medicine|Advanced Heart Failure and Transplant Cardiology | CA | 1 |
| MALCOLM G MUNRO | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology | CA | 8 |
| MARC J DEVITO | Allopathic & Osteopathic Physicians|Pediatrics | NJ | 1 |
| MARK L ROBBINS | Allopathic & Osteopathic Physicians|Internal Medicine|Rheumatology | MA | 1 |
| MARK W FEINBERG | Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease | MA | 1 |
| MATTHEW B CARROLL | Allopathic & Osteopathic Physicians|Internal Medicine|Rheumatology | MS | 1 |
| MATTHEW R WEIR | Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology | MD | 15 |
| MELVIN H SEID | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology | SC | 1 |
| MICHAEL LEE | Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease | CT | 1 |