Ionis Pharmaceuticals, 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 · PY2025

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

General Payments · PY2025 · All recipient types · CMS publication 2026-06-30

5,570 matching records · $3,288,489.09 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 5,570 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 5,570.

Recipient Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
TODD N ADKINS
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $37.4712/31/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246779068 CMS
BRETT W HRONEK
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $21.9912/31/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246783710 CMS
WILLIAM MICKA
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $21.9912/31/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246787502 CMS
PATRICIA HONEA STEWART
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $37.4712/31/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246792163 CMS
JAMES BRENDAN RIVES
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $21.9912/31/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246795457 CMS
SEONG H CHO
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $19.7912/30/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246780988 CMS
JENNIFER OLIVIER
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $22.1412/30/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246788667 CMS
KRISTYN E ANTHONY
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $37.7812/29/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246779705 CMS
BALRAJ S BAJAJ
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $17.7012/29/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246780009 CMS
STEPHEN PAUL CRUM
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $37.7812/29/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246793933 CMS
TARA S PEMBERTON
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $37.7812/29/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246795221 CMS
CALLIE E ROTHWELL
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $28.5512/29/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246795497 CMS
JASON M CALDWELL
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $18.0312/23/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246780745 CMS
KATHERINE J LIDDLE SAXTON
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $27.2712/23/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246786136 CMS
ERIN T PRATT
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $23.2812/23/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246789652 CMS
KAREN F SCHWARTZ
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $25.7012/23/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246791141 CMS
ELIZABETH RENEE SMITH
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $23.2812/23/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246791784 CMS
JANET ANG TUMALIUAN
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $19.0812/23/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246792787 CMS
JACOB L TURNQUIST
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $27.2712/23/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246792793 CMS
TIERRA DANIELLE CHAVIS
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $27.2712/23/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246793797 CMS
RENEE M CLARY
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $23.2812/23/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246793849 CMS
NATASHA N LAUNGANI
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $33.0812/23/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246794735 CMS
ALLISON L MCCLANAHAN
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $15.5512/23/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246794897 CMS
KELLY MCGRATH
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $27.2712/23/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246794935 CMS
SURESH ANNE
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $37.0112/22/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246779699 CMS
RAO S BOTTA
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $37.0112/22/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246780526 CMS
MICHELLE C CRANK
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $11.8312/22/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246781170 CMS
MOHAN DURVE
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $13.6112/22/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246781462 CMS
ALBERT S HARTEL
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $30.2912/22/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246783394 CMS
HUAMIN H LI
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $20.1112/22/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246786107 CMS
SONALI P MAJMUDAR
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $14.7512/22/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246786706 CMS
SANDHYA D MANI
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $39.0812/22/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246786783 CMS
MARK D SCARUPA
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $11.8312/22/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246791076 CMS
JAMES ANTHONY TRIPPI
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $1,965.0012/22/2025 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: NEW
06/30/20261246792747 CMS
CARLA MARIE WARD
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $20.1112/22/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246792975 CMS
AERIK A WILLIAMS
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $16.2312/22/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246793137 CMS
JOCELYN M HARRINGTON
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $30.2912/22/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246794411 CMS
KRISTA R MOHAMED
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $14.7512/22/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246795011 CMS
ROUA AZMEH
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $15.8212/19/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246779915 CMS
SPENCER R BERTHELSEN
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $423.8812/19/2025 Travel and Lodging No dispute reported Delay: No
Change: NEW
06/30/20261246780336 CMS
SPENCER R BERTHELSEN
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $50.0012/19/2025 Gift No dispute reported Delay: No
Change: NEW
06/30/20261246780338 CMS
GREGORY D BROOKS
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $14.3212/19/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246780599 CMS
ANDREW EVIN DAVIDSON
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $21.7512/19/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246781234 CMS
LINDA B FORD
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $14.3212/19/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246782126 CMS
BASIL M KAHWASH
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $25.1412/19/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246784375 CMS
LEON W KAO
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $26.1912/19/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246784492 CMS
JOSEPH LOSCALZO
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $200.8512/19/2025 Travel and Lodging No dispute reported Delay: No
Change: NEW
06/30/20261246786444 CMS
JOSEPH LOSCALZO
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $423.8812/19/2025 Travel and Lodging No dispute reported Delay: No
Change: NEW
06/30/20261246786447 CMS
JOSEPH LOSCALZO
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $50.0012/19/2025 Gift No dispute reported Delay: No
Change: NEW
06/30/20261246786450 CMS
ELIZABETH MAJESKI
Physician / non-physician practitioner
Ionis Pharmaceuticals, Inc. $21.7512/19/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261246786703 CMS

Practitioner overview · all loaded program years

2,700 providers listed 5,559 records General Payments

General Payments to practitioners — all loaded program years

  • Category: General Payments
  • Program years: 2025
  • Record count: 5,559
  • Providers listed: 2,700

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
PY2025 $3,272,350.86 5,559 2,700 This company in PY2025 →

By recipient specialty (84)

Sorted by name; identical names by identifier.

Allopathic & Osteopathic Physicians 61 specialties 1,815 providers
Dental Providers 3 specialties 3 providers
Eye and Vision Services Providers 1 specialty 1 providers
Physician Assistants & Advanced Practice Nursing Providers 18 specialties 774 providers
Podiatric Medicine & Surgery Service Providers 1 specialty 1 providers

Providers listed (2,700)

Sorted by name; identical names by identifier.

ProviderSpecialtyStateRecords reported by this company
AALIA HOOSIEN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner FL 3
AARON PINION Allopathic & Osteopathic Physicians|Allergy & Immunology MN 3
ABBEY LAYNE DONZE Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant AL 1
ABDUL HUSEIN T BAHRAINWALA Allopathic & Osteopathic Physicians|Allergy & Immunology MI 1
ABIDE BATASSI Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner GA 1
ABIGAIL HARADA Allopathic & Osteopathic Physicians|Allergy & Immunology HI 3
ADAM BORDE — NJ 1
ADAM GARRETT BEATTY Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner PA 1
ADAM JEFFREY SILVER Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease IL 1
ADAM M LEVINE Allopathic & Osteopathic Physicians|Internal Medicine|Interventional Cardiology NJ 1
ADAM N WILLIAMS Allopathic & Osteopathic Physicians|Allergy & Immunology OR 2
ADAM PREVOT — LA 1
ADAM STERLING PRICE Allopathic & Osteopathic Physicians|Allergy & Immunology AR 1
ADAM T CHERRY Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant WA 1
ADEDAPO ADEYINKA ILUYOMADE Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease FL 1
ADEEB AGHDASSI Allopathic & Osteopathic Physicians|Internal Medicine|Interventional Cardiology VA 1
ADELA TAYLOR Allopathic & Osteopathic Physicians|Allergy & Immunology WI 1
ADENIYI O ODUGBESAN Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism GA 2
ADEOLA R UTHMAN Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease NY 1
ADESH D PATEL Allopathic & Osteopathic Physicians|Allergy & Immunology GA 1
ADESUA WEJINYA Allopathic & Osteopathic Physicians|Allergy & Immunology AR 2
ADIL KHAN — LA 1
ADINA PASCARU Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease NY 1
ADRIAN LETZ Allopathic & Osteopathic Physicians|Allergy & Immunology IA 1
ADRIANA M BONANSEA FRANCES Allopathic & Osteopathic Physicians|Allergy & Immunology FL 2
ADRIENNE ANDERSON Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical GA 1
ADRIENNE YANCEY Allopathic & Osteopathic Physicians|Allergy & Immunology MD 2
AERIK A WILLIAMS Allopathic & Osteopathic Physicians|Allergy & Immunology NC 5
AFM ASHIK IMRAN Allopathic & Osteopathic Physicians|Internal Medicine NY 1
AHMAD MOHAMMAD AMIN MASRI Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease OR 1
AHMED T BUTT Allopathic & Osteopathic Physicians|Allergy & Immunology VA 3
AIDAN S MILNER Allopathic & Osteopathic Physicians|Internal Medicine NJ 1
AIGUL GUILMANOVA Allopathic & Osteopathic Physicians|Family Medicine GA 1
AILIZ BODZO Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant FL 1
AIMEE SUTHERLAND Allopathic & Osteopathic Physicians|Allergy & Immunology|Allergy TX 1
AJAY S SHAH Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease NJ 2
AKHILESH K CHOUKSEY Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Allergy/Immunology OH 1
AKILA SREEDHARAN Allopathic & Osteopathic Physicians|Internal Medicine|Allergy & Immunology HI 1
AKSHAYA KAMBHATLA Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism FL 1
ALA ADDIN HASAN KANDEEL Allopathic & Osteopathic Physicians|Allergy & Immunology MN 1
ALA'A MASHAL Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family IL 1
ALAN ANDY ADAMS Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant ID 2
ALAN B CORTEZ Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Endocrinology CA 1
ALAN B GOLDSOBEL Allopathic & Osteopathic Physicians|Allergy & Immunology CA 2
ALAN BARTON HALSEY Allopathic & Osteopathic Physicians|Allergy & Immunology FL 1
ALAN C DEJARNATT Allopathic & Osteopathic Physicians|Allergy & Immunology TN 3
ALAN J KATZ Allopathic & Osteopathic Physicians|Allergy & Immunology MA 2
ALAN J SCHIMMEL Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease FL 3
ALAN K PERCY Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology with Special Qualifications in Child Neurology AL 1
ALAN O KHADAVI Allopathic & Osteopathic Physicians|Allergy & Immunology CA 1