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 · PY2022

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

General Payments · PY2022 · All recipient types · CMS publication 2026-06-30

16,004 matching records · $547,423.28 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 16,004 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 16,004.

Recipient Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
DANIEL CHIU
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.3512/23/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957905131 CMS
CONNIE HUANG LIN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.3512/23/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957920195 CMS
RAJESH PANCHWAGH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.4812/23/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957929227 CMS
REBECCA MARIE NOLES
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $17.0612/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957902535 CMS
JENNA KAY POTEET
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $10.8212/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957902931 CMS
BUFFIE MARIE REID
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $17.0612/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957903671 CMS
ANNA PUDINAK
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $12.7012/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957903755 CMS
ROGER L HUEY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.9612/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957904011 CMS
LAUREN ELIZABETH KESSENICH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $17.0612/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957905213 CMS
NOELLE C MUNDT
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.2612/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957906755 CMS
MATTHEW T TAYLOR
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.8012/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957906931 CMS
JACQUELINE S ERBSE
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $10.8212/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957907067 CMS
JEREMY CRAIG DAVIS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.7912/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957907967 CMS
DAVID L ZAHM
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.4912/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957908611 CMS
ANGELA K NUTT
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.8012/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957913093 CMS
DONALD FRANCIS RAUH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $10.8212/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957916331 CMS
JAYMIE H PENNINGTON
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.8012/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957918549 CMS
WILLIAM ROSS STONE
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.9712/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957918583 CMS
STEPHANIE ELYSE SMITH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.9612/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957921587 CMS
NOELLE C MUNDT
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $4.6012/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957924573 CMS
JENNA KAY POTEET
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $0.8512/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957926505 CMS
JACQUELINE S ERBSE
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $0.8612/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957926557 CMS
DONALD FRANCIS RAUH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $0.8612/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957928701 CMS
AUTUMN FEAZELL
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.0812/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957929033 CMS
SAMUEL E INKUMSAH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.4912/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957930925 CMS
JOHN O PHILLIPS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.9712/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957931271 CMS
CLARENCE A JUSTICE
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.9612/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957932695 CMS
STEVEN D GRONOWITZ
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $16.3212/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957933097 CMS
MARIE-NIRVA BLAISE
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.4212/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957934523 CMS
KRISTINA M AMATO
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $22.9712/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957901319 CMS
CESSINEE NICOLE THORNTON
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $16.0312/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957901887 CMS
EMILIA LEE WUNDERLICH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $17.7212/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957901991 CMS
ANTONY G MANIATIS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $12.8612/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957902299 CMS
DALE SUMILANG
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $11.7212/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957902413 CMS
DEBRA J BLAIR
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $25.0012/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957905397 CMS
JUAN A CORTES
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.8512/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957905905 CMS
CHRISTOPHER M LOVELL
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.9912/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957906241 CMS
SAMAN B CHUBINEH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.7412/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957906315 CMS
JORI MARISA LARSON TAYLOR
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $12.8612/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957907515 CMS
LAUREN ELIZABETH DOWNEY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $16.0012/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957909081 CMS
MEGHAN DOUGHER
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.7412/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957910095 CMS
NIREN JASUTKAR
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.5612/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957911179 CMS
MICHAEL P BERRY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $12.3712/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957911219 CMS
NELL F MILLING
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.9912/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957912115 CMS
JILLIAN L SARLES
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $24.2312/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957912167 CMS
AJIT KOKKAT
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $22.9712/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957912331 CMS
BARET THOMAS BERCIER
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.9912/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957913141 CMS
SARAH C ATKINS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.6212/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957917065 CMS
THOMAS A ROCKOFF
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $23.4912/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957917421 CMS
BRANDY EASON
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.6212/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026957917739 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
ABBY ELIZABETH DOSSETT Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Acute Care IN 3
ABBY EMERICK Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner IN 1
ABBY K HOVATER Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner AL 3
ABBY L YAGODA Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant NC 1
ABBY LYNNE SPACHT Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family PA 1
ABBY M FOWLER Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family NC 17
ABBY N LINK Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant MO 2
ABBY SCHEXNAYDER ANDREWS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Pediatrics LA 1
ABDELHAI ABDELQADER Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology IL 6
ABDUL BHUTTA Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology FL 11
ABDUL C AZEEZ Allopathic & Osteopathic Physicians|Internal Medicine NY 1
ABDUL JABBAR Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology IN 7
ABDUL JABBAR BARHOUSH Allopathic & Osteopathic Physicians|Surgery|Vascular Surgery FL 4
ABDUL M KHAN Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology LA 2
ABDUL M ORRA Allopathic & Osteopathic Physicians|Family Medicine OH 14
ABDUL NAWABI Allopathic & Osteopathic Physicians|Family Medicine CA 1
ABDUL Q ARIF Allopathic & Osteopathic Physicians|Internal Medicine WI 6
ABDUL QADIR MOHIUDDIN Allopathic & Osteopathic Physicians|Family Medicine VA 1
ABDUL SHAHEIN Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Gastroenterology OH 2
ABDUL SHAHIN Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant NY 1
ABDUL W KHAN Allopathic & Osteopathic Physicians|Internal Medicine CA 9
ABDULLA TAJA Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology OH 5
ABDULLAH BROWN Allopathic & Osteopathic Physicians|Anesthesiology VA 1
ABDULLAH M AL-RASHDAN Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology TN 9
ABDULLAH RAFFEE Allopathic & Osteopathic Physicians|Internal Medicine|Geriatric Medicine MI 1
ABDULMASSIH ABDULMASSIH Allopathic & Osteopathic Physicians|Family Medicine IL 6
ABDUR RAUF — OH 3
ABDUSSALAM CHEEMA Allopathic & Osteopathic Physicians|Pediatrics VA 1
ABEL E GONZALEZ Allopathic & Osteopathic Physicians|Internal Medicine NJ 8
ABEL FERNANDO GUTIERREZ Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family CA 1
ABERA H ABAY Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology CT 16
ABHA K HAVALDAR Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology MO 1
ABHA M BOSWORTH Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant CA 1
ABHA RANI Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology NY 5
ABHIJEET KASHYAP Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology MA 1
ABHIJEET WAGHRAY Allopathic & Osteopathic Physicians|Internal Medicine MA 2
ABHIJIT ROYCHOWDHURY Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology FL 7
ABHINAV VEMULA Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology TX 1
ABHIRAM DUVVURI Allopathic & Osteopathic Physicians|Hospitalist KS 1
ABHISHEK CHALLA Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology TX 1
ABHISHEK GULATI Allopathic & Osteopathic Physicians|Internal Medicine CA 1
ABHISHEK POLAVARAPU Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology OH 5
ABHISHEK WATTS Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Gastroenterology OK 1
ABIGAIL GREGORY Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant IN 1
ABIGAIL H SOUTHALL Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family KY 12
ABIGAIL K FLEISCHMAN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family FL 2
ABIGAIL K SOFIAN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Pediatrics IL 1
ABIGAIL L KLUCZEWSKI Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant CT 5
ABIGAIL L MATTHEWS Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant GA 1
ABIGAIL LANGLEY TUNON Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Acute Care AL 8