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 51–100 of 18,204.

Recipient Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
TAISEER SHATARA
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.4512/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045574591 CMS
MUNFORD RADFORD YATES
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.3912/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045574859 CMS
KYLE P ETZKORN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $16.7012/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045575169 CMS
CELSO E PINEIRO
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $23.4812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045575261 CMS
BUFFIE MARIE REID
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.6612/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045575929 CMS
JEREMY D LUCKETT
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.2812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045576807 CMS
ERIN C TANNER
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $19.9812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045577167 CMS
SPENCER A WILSON
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.4512/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045577545 CMS
REBECCA MARIE NOLES
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.6612/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045578727 CMS
TEJINDER K GILL
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.4212/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045580757 CMS
OLEG KATCHER
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $19.0312/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045586749 CMS
ASMA NAEEM
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $26.4812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045586771 CMS
SHANDA C MILLER
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.6912/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045588211 CMS
NISHA NAVIN PATEL
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $24.4312/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045590911 CMS
HEIDI REZENDES
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.3212/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045591495 CMS
KAYANE HANNA-HINDY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $2,250.0012/21/2023 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: UNCHANGED
06/30/20261045591691 CMS
LAUREN ELIZABETH KESSENICH
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $18.6612/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045593233 CMS
GORDON YOUNGJIN KIM
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.3112/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045594053 CMS
LAWRENCE E PERRY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.3812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045595743 CMS
MELISSA MONTEZ GARCIA
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.4212/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045595883 CMS
SIN TY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $24.3512/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045597851 CMS
SYLVIA L SWEATT
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.2812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045599523 CMS
SHANNON JEFFERY HEATON
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.3812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045600675 CMS
GREGORY D OLDS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.3812/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045601163 CMS
AARON M DICKSTEIN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $19.8512/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045514325 CMS
ALEJANDRO E GIL
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.6312/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045514795 CMS
CHRISTINA FRANCES CHRISTENSEN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $19.3912/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045514799 CMS
MICHAEL SCHULMAN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $28.1012/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045516137 CMS
ARTAN MARKOLLARI
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.2312/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045517525 CMS
RHONDA C NAVARRO
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $16.7612/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045520877 CMS
KATHLEEN IDELLA VASQUEZ
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.8212/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045521909 CMS
EMILY RAE SANDERS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $19.6212/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045523147 CMS
LAURA ROGERS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $20.6312/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045525557 CMS
MAHMOOD B TIMBO
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.6212/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045528789 CMS
CAROLYN VARGAS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $22.7612/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045530397 CMS
REBECCA A LEISTICO
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $20.6612/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045530601 CMS
BRITTANY LASHA BURRIS
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.8212/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045532629 CMS
MELISSA AMY DESUEZA
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $11.3012/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045533877 CMS
SAM MOSKOWITZ
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $15.8612/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045534219 CMS
BELINDA VELAZQUEZ
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $23.7112/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045535017 CMS
MARIA ISABELLE APIGO PLATA
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.8212/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045536547 CMS
ROBERT M THAYER
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $22.7512/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045537735 CMS
BRUCE T KALMIN
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.2412/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045537783 CMS
PAOLO G PERRONE
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $24.5412/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045539375 CMS
ANGELO HUMBERTO PAREDES
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $21.5812/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045546685 CMS
MARC ALLYN KUDELKO
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $28.1012/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045548725 CMS
BASIL SALEM AL-AWABDY
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $13.2312/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045549127 CMS
HERMAN BENJAMIN BELL
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $14.6312/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045551251 CMS
CLAUDIA EVE CRAIG
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $20.2812/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045552235 CMS
XIAOGUANG HUANG
Physician / non-physician practitioner
Ironwood Pharmaceuticals, Inc $27.3712/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261045554083 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