IRONWOOD 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 · PY2023

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

General Payments · PY2023 · All recipient types · CMS publication 2026-06-30

18,204 matching records · $621,247.74 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 18,204 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 18,204.

Recipient Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
CONCEPTO FLORES
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.7112/23/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045545497 CMS
MAY R FLORES
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.7012/23/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045560423 CMS
STEPHANIE MELISSA FONTANELLA
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $29.7212/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045524781 CMS
MICHAEL MONZEL
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $20.0412/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045533441 CMS
PETER KYLE CHANG
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $10.6212/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045533905 CMS
NICOLE HONG PHUONG T THAI
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $27.9512/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045534916 CMS
ERIC YOON
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.4012/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045543881 CMS
PARTHIV V RAVAL
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $10.0712/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045551303 CMS
RON PALMON
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $10.6112/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045552415 CMS
RAMESH C GUPTA
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.4712/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045554819 CMS
MARILIZ D BRITTON
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $20.0412/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045579361 CMS
VIVIAN ROSA
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $20.0412/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045600343 CMS
KAREN VICINO BOURGEOIS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $26.4812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045513749 CMS
NINA NGO
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.5012/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045514611 CMS
SHAHAB MEHDIZADEH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $27.9812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045515159 CMS
JANICE TAVARES
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.6912/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045515301 CMS
KELSEY ELIZABETH PEDLEY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.2812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045516329 CMS
KIRSTEN SWANSON COX
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.3812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045517983 CMS
SANDRA S UGRAS REY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.2312/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045519145 CMS
AMANDA DAVIS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $19.9812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045520721 CMS
ERIKA M PASKEY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.6512/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045525913 CMS
COREY S BROTZ
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.5012/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045529053 CMS
MUHAMMAD NAEEM
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $26.4812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045530831 CMS
JESSICA MARIE ZARZYCKI
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.5012/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045530913 CMS
JAMIE M BISEL
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.2812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045533567 CMS
LAUREN ELIZABETH DOWNEY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $19.9812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045534327 CMS
PAOLA ANDREA GOINS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $16.7012/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045534712 CMS
DANIEL J SHER
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.5012/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045535583 CMS
SUMEET J BHUSHAN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.3812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045541583 CMS
JACLYN FULLER
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $19.9812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045544441 CMS
BELLA ALOYTS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $25.0012/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045546127 CMS
LALA BRISKMAN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $19.0312/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045546845 CMS
TASOS MANOKAS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.3112/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045548363 CMS
ALYSON L MANDEL
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.3212/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045548619 CMS
RIMMA PICHKAR
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $25.0012/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045550475 CMS
KAYANE HANNA-HINDY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $25.0012/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045551393 CMS
TONG JING
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $22.7412/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045552337 CMS
AMIAD HAROW
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.6912/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045557233 CMS
JUI-JUNG R LI
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.1012/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045559159 CMS
SHANNON M ATKINSON
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $10.0712/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045559629 CMS
TONANTZIN H MATHEUS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $24.4312/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045564691 CMS
RENITA DANETTE BUTLER
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $24.3512/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045565771 CMS
KRISTIN SKELLY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.3212/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045565813 CMS
RYAN M ROSEBROUGH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.4512/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045566096 CMS
AUDRA BALLASH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $24.4312/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045566701 CMS
ROXANA AMAYA-SANTANA
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.2312/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045567086 CMS
ALEXANDRA THURSTON
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.8012/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045569589 CMS
AMY TAN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $28.3412/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045572793 CMS
SARA RHYNE DAVIS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.3812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045573371 CMS
RICARDO REY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.2312/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045574351 CMS

Practitioner overview · all loaded program years

21,094 providers listed 93,286 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: 93,286
  • Providers listed: 21,094

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 $497,042.63 9,138 5,604 This company in PY2019 →
PY2020 $312,927.32 14,160 6,268 This company in PY2020 →
PY2021 $325,893.15 16,453 6,862 This company in PY2021 →
PY2022 $547,423.28 16,004 6,875 This company in PY2022 →
PY2023 $621,247.74 18,204 7,589 This company in PY2023 →
PY2024 $654,411.66 18,074 7,952 This company in PY2024 →
PY2025 $89,839.08 1,253 1,208 This company in PY2025 →

By recipient specialty (136)

Sorted by name; identical names by identifier.

Allopathic & Osteopathic Physicians 96 specialties 14,300 providers
Dental Providers 3 specialties 8 providers
Eye and Vision Services Providers 1 specialty 3 providers
Nursing Service Providers 8 specialties 17 providers
Physician Assistants & Advanced Practice Nursing Providers 25 specialties 6,408 providers
Podiatric Medicine & Surgery Service Providers 3 specialties 12 providers

Providers listed (21,094)

Sorted by name; identical names by identifier.

ProviderSpecialtyStateRecords reported by this company
A FRANCES ADAMS Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant VA 1
A LAWRENCE ATTIA Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology NY 14
AAKASH AGGARWAL Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology NJ 3
AAKASHI D PATEL Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical GA 1
AALIA SAEED Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology MI 4
AAMER MIRZA Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology NY 2
AARATI B MALLIAH Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology PA 4
AARON A LINK Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology MN 1
AARON ALEXANDER WEISS — NY 1
AARON B GREENSPAN Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology MO 7
AARON D RICHMAN Allopathic & Osteopathic Physicians|Internal Medicine NY 1
AARON F MENDEZ Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical CA 1
AARON G ELLISON Allopathic & Osteopathic Physicians|Family Medicine|Sports Medicine NC 5
AARON G JANNETTI Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant NY 1
AARON G WESP Allopathic & Osteopathic Physicians|Internal Medicine TX 3
AARON I-LUN JENG Allopathic & Osteopathic Physicians|Internal Medicine CA 1
AARON JAMES PUGH Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology IN 11
AARON KYLE GOODWIN Allopathic & Osteopathic Physicians|Internal Medicine NC 1
AARON L KNOLL Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology OH 3
AARON L PEIMANN Allopathic & Osteopathic Physicians|Family Medicine IA 1
AARON L TRAVIS Allopathic & Osteopathic Physicians|Internal Medicine MO 4
AARON M BELLOWS Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology NJ 19
AARON M DICKSTEIN Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology MA 4
AARON M HOLDERMAN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Acute Care IN 3
AARON M SLAIBY Allopathic & Osteopathic Physicians|Pediatrics CT 1
AARON P HOARD Physician Assistants & Advanced Practice Nursing Providers|Nurse Anesthetist, Certified Registered IN 1
AARON P MARTIN Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology PA 1
AARON PATRICK FIEKER Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology OK 12
AARON S GREENBERG Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease NY 1
AARON S KATZENMEYER Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Acute Care MS 2
AARON TAYLOR CLARK Allopathic & Osteopathic Physicians|Family Medicine GA 1
AARON TEA Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family CA 1
AARON TUCKLER Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease FL 1
AARON V JAVIER Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical NJ 1
AARON VU SWISHER Allopathic & Osteopathic Physicians|Family Medicine NC 9
AARON W MADDOX Allopathic & Osteopathic Physicians|Internal Medicine MI 1
AARON WAITE KARR Allopathic & Osteopathic Physicians|Family Medicine AL 1
AARTHI P SATHYA Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family MD 2
AASHIKA DHUNGEL Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family CA 1
AATISH M PATEL Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology OK 6
AAYUSH KIRAN PRADHAN Allopathic & Osteopathic Physicians|Hospitalist OH 1
ABAGAIL KATHERINE RIFE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family TN 1
ABAGAIL M SUMMERS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family MO 1
ABBASS SHAFII — CO 1
ABBEYGAIL JIONGCO Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family CA 2
ABBIE BRIELLE KALEM Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family MS 1
ABBIE G YOUKILIS Allopathic & Osteopathic Physicians|Internal Medicine OH 1
ABBY CARTER Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family KY 7
ABBY E MCMAHON Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family IL 10
ABBY E MEAGHER Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family SC 1