Ultragenyx Pharmaceutical 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

549 matching records · $508,849.49 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 549 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 549.

Recipient Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
ARKADY GENDELMAN
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $26.2212/10/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155811 CMS
SARAH G OGRADY
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $27.1712/09/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155141 CMS
KRISTIN V STAHL
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $27.1712/09/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155189 CMS
NICHOLAS AH MEW
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $4,200.0012/09/2025 Consulting Fee No dispute reported Delay: No
Change: NEW
06/30/20261253156071 CMS
JULIE PARSONS
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $600.0012/09/2025 Consulting Fee No dispute reported Delay: No
Change: NEW
06/30/20261253156075 CMS
PAULA CRISTINA ZIMBREAN
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $250.0012/09/2025 Consulting Fee No dispute reported Delay: No
Change: NEW
06/30/20261253156079 CMS
DIANA ATHONVARANGKUL
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $11,000.0012/09/2025 Consulting Fee No dispute reported Delay: No
Change: NEW
06/30/20261253156083 CMS
PAULA CRISTINA ZIMBREAN
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $3,250.0012/09/2025 Consulting Fee No dispute reported Delay: No
Change: NEW
06/30/20261253156195 CMS
PAUL R HARMATZ
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $600.0012/09/2025 Consulting Fee No dispute reported Delay: No
Change: NEW
06/30/20261253156197 CMS
AHMED Y HESHMAT
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $21.7212/05/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155797 CMS
STEPHANIE L MCNAMARA
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $22.3312/04/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155765 CMS
DEBORAH A BAUMANN
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $22.5712/04/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155781 CMS
EMMA LEE WRIGHT
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $22.5712/04/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155787 CMS
JULIA M ROBERTS
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $22.5612/04/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155789 CMS
ELLIOTT LEVI STRUBE
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $22.5612/04/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155791 CMS
ABIODUN E AKISANYA
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $21.5912/04/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155795 CMS
HALEY OVERBAY
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $21.5912/04/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155827 CMS
PIYUSH BHATNAGAR
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $20.5812/03/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155213 CMS
MAUREEN ELIZABETH CLARK
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $20.5812/03/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155219 CMS
JESSICA RAE ALIGHIRE
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $20.5812/03/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155763 CMS
SHAHNAZ ALI
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $20.5812/03/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155769 CMS
NATALIE BLUM
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $23.5312/02/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155771 CMS
ROBERT M BLUM
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $23.5312/02/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155773 CMS
MARY HELEN MANLEY
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $22.9212/02/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155793 CMS
ALLISON F BOWEN
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $22.9212/02/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155819 CMS
KATHERINE H JETT
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $22.9112/02/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155833 CMS
BARBARA K BURTON
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $1,187.5012/02/2025 Consulting Fee No dispute reported Delay: No
Change: NEW
06/30/20261253155929 CMS
ERIC S ORWOLL
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $18,760.3612/02/2025 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
06/30/20261253156073 CMS
Uc Davis Medical Center
Teaching hospital
Ultragenyx Pharmaceutical Inc. $3,500.0011/21/2025 Space rental or facility fees (teaching hospital only) No dispute reported Delay: No
Change: NEW
06/30/20261253155131 CMS
INNA TINSLEY
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $21.4511/20/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155215 CMS
ANASTASIOS MANESSIS
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $24.4211/20/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155799 CMS
BEVERLY A TYLER
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $21.4611/20/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155809 CMS
CHRISTINA VRETTAKOS
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $21.4511/20/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155813 CMS
MADAI CHARDON-BORRERO
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $21.4611/20/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155815 CMS
SAMANTHA N MARSEE
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $21.4611/20/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155817 CMS
GINA SERETI
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $24.4211/20/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155821 CMS
ROSEANNE HERNANDEZ
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $24.4211/20/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155825 CMS
NICHOLAS AH MEW
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $5,600.0011/17/2025 Consulting Fee No dispute reported Delay: No
Change: NEW
06/30/20261253155925 CMS
BRIAN C SALTER
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $1,262.2511/17/2025 Consulting Fee No dispute reported Delay: No
Change: NEW
06/30/20261253156081 CMS
SUKUMAR NAGENDRAN
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $10,000.0011/17/2025 Consulting Fee No dispute reported Delay: No
Change: NEW
06/30/20261253156087 CMS
MARKEY C MCNUTT
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $23,800.0011/17/2025 Consulting Fee No dispute reported Delay: No
Change: NEW
06/30/20261253156193 CMS
DOMINIQUE MEKKAM
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $22.9811/14/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155783 CMS
ZACHARY GROVE
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $22.9811/14/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155785 CMS
JESSICA MARIE FERRER MARTINEZ
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $22.9811/14/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155831 CMS
MELCHOR Z JACOB
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $16.4711/13/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155199 CMS
KRISTINA D HARPE
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $23.1311/13/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155607 CMS
JULIANA GARCIA ALVARADO
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $24.0611/13/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155693 CMS
FABIOLA L COSTELLO
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $24.0611/13/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155703 CMS
BETSY SUSAN HORTON
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $23.1411/13/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155705 CMS
MELINDA CHAVIS
Physician / non-physician practitioner
Ultragenyx Pharmaceutical Inc. $23.1411/13/2025 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261253155735 CMS

Practitioner overview · all loaded program years

19,416 providers listed 30,300 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: 30,300
  • Providers listed: 19,416

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 $506,425.37 2,757 2,015 This company in PY2019 →
PY2020 $477,506.34 2,848 2,151 This company in PY2020 →
PY2021 $500,930.54 7,574 6,022 This company in PY2021 →
PY2022 $733,020.72 9,181 7,277 This company in PY2022 →
PY2023 $284,956.20 4,911 4,210 This company in PY2023 →
PY2024 $416,074.21 2,482 2,055 This company in PY2024 →
PY2025 $504,149.49 547 440 This company in PY2025 →

By recipient specialty (182)

Sorted by name; identical names by identifier.

Allopathic & Osteopathic Physicians 130 specialties 12,819 providers
Chiropractic Providers 1 specialty 16 providers
Dental Providers 6 specialties 22 providers
Eye and Vision Services Providers 3 specialties 9 providers
Nursing Service Providers 11 specialties 23 providers
Physician Assistants & Advanced Practice Nursing Providers 27 specialties 6,234 providers
Podiatric Medicine & Surgery Service Providers 4 specialties 57 providers

Providers listed (19,416)

Sorted by name; identical names by identifier.

ProviderSpecialtyStateRecords reported by this company
A KRISTIN DALTON Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Pediatrics SC 1
A KUDIRKA — AL 1
AAINA KOCHHAR Allopathic & Osteopathic Physicians|Medical Genetics|Clinical Genetics (M.D.) CO 1
AAISHAH VOHRA — TX 1
AAMIR Z JAMAL Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology CA 4
AARAT PATEL Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Rheumatology VA 1
AARON A NICHOLS Allopathic & Osteopathic Physicians|Internal Medicine MI 1
AARON BENJAMIN NEWTON Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family KY 5
AARON D BUSSEY Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism TN 1
AARON D MOORHOUSE Allopathic & Osteopathic Physicians|Family Medicine ID 1
AARON DAVID TOLAN Allopathic & Osteopathic Physicians|Internal Medicine SC 2
AARON DIODATO — PA 4
AARON EBE EWERE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family TX 1
AARON FARROW Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology OK 1
AARON G VAN NINGEN Allopathic & Osteopathic Physicians|Pediatrics ND 1
AARON GALBRAITH Allopathic & Osteopathic Physicians|Internal Medicine WI 1
AARON J BARNES Allopathic & Osteopathic Physicians|Family Medicine KY 3
AARON J WARD Allopathic & Osteopathic Physicians|Internal Medicine NE 1
AARON JOSHUA COHEN Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical FL 1
AARON KEITH STARBUCK Allopathic & Osteopathic Physicians|Family Medicine UT 1
AARON KERN Allopathic & Osteopathic Physicians|Internal Medicine CA 4
AARON L SAMSULA Allopathic & Osteopathic Physicians|Internal Medicine TX 1
AARON LESSER Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family NM 1
AARON M SHUPP Allopathic & Osteopathic Physicians|Family Medicine CO 1
AARON M SLAIBY Allopathic & Osteopathic Physicians|Pediatrics CT 1
AARON M VANWAGNEN Allopathic & Osteopathic Physicians|Internal Medicine MI 1
AARON MATTHEW MAYER Allopathic & Osteopathic Physicians|Pediatrics MO 1
AARON N HARTMAN Allopathic & Osteopathic Physicians|Family Medicine VA 1
AARON NAGIEL Allopathic & Osteopathic Physicians|Ophthalmology CA 8
AARON PINION Allopathic & Osteopathic Physicians|Allergy & Immunology MN 1
AARON R WARD Allopathic & Osteopathic Physicians|Pediatrics TN 1
AARON S ELSWOOD Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant UT 1
AARON S PETERSON Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant UT 1
AARON SABEY Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant UT 1
AARON SHUMWAY Allopathic & Osteopathic Physicians|Family Medicine AZ 1
AARON T JONES Allopathic & Osteopathic Physicians|Family Medicine TN 1
AARON TAYLOR CLARK Allopathic & Osteopathic Physicians|Family Medicine GA 4
AARON WEST PFAU Allopathic & Osteopathic Physicians|Family Medicine NM 1
AARTI MALIK Allopathic & Osteopathic Physicians|Internal Medicine|Rheumatology IL 1
AARTI SHARMA Allopathic & Osteopathic Physicians|Pediatrics CO 2
AASHIMA BANSAL Allopathic & Osteopathic Physicians|Pediatrics AZ 3
ABAYOMI ADESINA ODUBELA Allopathic & Osteopathic Physicians|Internal Medicine CA 1
ABBAS KHAWARI Allopathic & Osteopathic Physicians|Internal Medicine KY 1
ABBAS MOTAZEDI Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism DC 1
ABBAS RABIEI Allopathic & Osteopathic Physicians|Internal Medicine FL 1
ABBEGAIL JORDAN DEGELOW Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family TN 2
ABBEY LYNNE CAMARA Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family GA 1
ABBEY M RULAND Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant ND 1
ABBEY ROEPKE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner PA 1
ABBIE L SMITH Allopathic & Osteopathic Physicians|Pediatrics TX 1