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 · PY2021

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

General Payments · PY2021 · All recipient types · CMS publication 2026-06-30

16,453 matching records · $325,893.15 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 16,453 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 16,453.

Recipient Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
AMY L ILLESCAS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.5912/28/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855120197 CMS
SHANYN DENAI WILHITE
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.5912/28/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855123001 CMS
BRANDIE DAWN WEIDMAN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.5812/28/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855125055 CMS
REBECCA E BOWMAN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.9512/24/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855113129 CMS
CARLOS A RICOTTI
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.9512/24/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855127839 CMS
LAURA J CESARIO
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.9512/24/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855133417 CMS
ALEXANDREA MARIE CORBIN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.6112/23/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855095327 CMS
JOHN L WOLFORD
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.4312/23/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855103895 CMS
REBECCA E BOWMAN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $0.6112/23/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855116983 CMS
JOHN J JOLLEY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $24.7512/23/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855117495 CMS
LAURA J CESARIO
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $0.6112/23/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855119225 CMS
MATTHEW D BRYANT
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $26.7112/23/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855119283 CMS
DEEPAK CHOWDHARY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.4312/23/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855121905 CMS
STEPHEN HSIEH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $26.7112/23/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855122247 CMS
JAYDEEP S KADAM
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.3512/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855097425 CMS
TERRY V ARNOLD
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $19.6112/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855099993 CMS
SAI SUN HO
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $20.2912/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855100147 CMS
ALFRED W LEE-YOUNG
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $11.0912/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855100199 CMS
HOUSEIN M WAZAZ
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $22.7212/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855100877 CMS
LOUIS M EMMER
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $17.1512/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855101363 CMS
KOSTAS SIDERIDIS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.3512/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855105907 CMS
GEOFFREY YOU
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.5912/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855106523 CMS
THOMAS D ADE
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $0.8212/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855106701 CMS
JAMES M JUNG
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $17.9512/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855107447 CMS
VIJAY JAYARAMAN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.5912/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855108285 CMS
JEFFREY T DREZNICK
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.9112/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855109201 CMS
ZAHID RASHID
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.1312/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855109555 CMS
DARLENE FRANCES PROCTOR
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.1312/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855112665 CMS
PENNY HARE TAYLOR
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $19.6112/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855113149 CMS
PEDRO P LLANEZA
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $22.1412/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855113285 CMS
HEATHER A LARSEN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.5912/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855114639 CMS
THOMAS D ADE
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $7.6112/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855114913 CMS
JAMES M JUNG
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $3.7512/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855114943 CMS
PEDRO MORALES
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $7.1912/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855114955 CMS
JERRY L JURADO
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.3912/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855115719 CMS
RAJA FATTALEH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $20.3012/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855115825 CMS
ANTONY G MANIATIS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $19.8312/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855117587 CMS
AUDREY LEIGH UPCHURCH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $7.1112/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855119207 CMS
THOMAS S JUNG
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $22.7212/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855120453 CMS
VICTORIA CHAPMAN WOODWARD
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.5812/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855121109 CMS
JORI MARISA LARSON TAYLOR
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $19.8312/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855121129 CMS
SHYE S WORTMAN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $17.1512/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855122195 CMS
JACQUELYN V DANESHFOROUZ
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.6012/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855123235 CMS
DONALD N TSYNMAN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.5912/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855125803 CMS
PETER BROEKELSCHEN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $16.4712/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855125875 CMS
JOSE RAUL ESTRADA
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $7.1912/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855129419 CMS
XIAN MIN LI
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $20.0112/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855130751 CMS
MIRELA POPOVIC
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.6012/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855131077 CMS
JONATHAN A ROSENBERG
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $11.9712/21/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855104013 CMS
JOSEFINA A AQUINO
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $12.4112/21/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026855104955 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