GW Research Limited

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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 · PY2020

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

General Payments · PY2020 · All recipient types · CMS publication 2026-06-30

11 matching records · $234,189.00 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 11 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 1–11 of 11.

Recipient Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Massachusetts General Hospital
Teaching hospital
GW Research Limited $85,000.0012/17/2020 Grant No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750856863 CMS
JEFFREY L NEUL
Physician / non-physician practitioner
GW Research Limited $4,500.0011/10/2020 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750862477 CMS
THOMAS EDWARD YOUNG
Physician / non-physician practitioner
GW Research Limited $1,200.0009/08/2020 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750862167 CMS
THOMAS EDWARD YOUNG
Physician / non-physician practitioner
GW Research Limited $3,200.0009/08/2020 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750862169 CMS
PAUL B WATKINS
Physician / non-physician practitioner
GW Research Limited $20,500.0006/09/2020 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750863193 CMS
University Of Washington Med Ctr
Teaching hospital
GW Research Limited $5,789.0004/27/2020 Grant No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750856865 CMS
Massachusetts General Hospital
Teaching hospital
GW Research Limited $85,000.0004/06/2020 Grant No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750856861 CMS
JEFFREY L NEUL
Physician / non-physician practitioner
GW Research Limited $14,500.0001/08/2020 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750862475 CMS
JEFFREY L NEUL
Physician / non-physician practitioner
GW Research Limited $500.0001/03/2020 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750862347 CMS
JEFFREY L NEUL
Physician / non-physician practitioner
GW Research Limited $6,000.0001/03/2020 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750862349 CMS
JEFFREY L NEUL
Physician / non-physician practitioner
GW Research Limited $8,000.0001/03/2020 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750862351 CMS

Practitioner overview · all loaded program years

31 providers listed 191 records General Payments

General Payments to practitioners — all loaded program years

  • Category: General Payments
  • Program years: 2019, 2020, 2021
  • Record count: 191
  • Providers listed: 31

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 $403,499.87 133 17 This company in PY2019 →
PY2020 $58,400.00 8 3 This company in PY2020 →
PY2021 $330,189.84 50 16 This company in PY2021 →

By recipient specialty (15)

Sorted by name; identical names by identifier.

Providers listed (31)

Sorted by name; identical names by identifier.

ProviderSpecialtyStateRecords reported by this company
AJAY D WASAN Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Pain Medicine PA 3
ALAN K PERCY Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology with Special Qualifications in Child Neurology AL 6
CONSTANCE L SMITH HICKS Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology with Special Qualifications in Child Neurology MD 6
CONSTANTINE G LYKETSOS Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Psychiatry MD 4
DARCY A KRUEGER Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology with Special Qualifications in Child Neurology OH 4
DAVID N LIEBERMAN Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology with Special Qualifications in Child Neurology MA 7
DENNIS DLUGOS Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology with Special Qualifications in Child Neurology PA 3
DONALD I ABRAMS Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology CA 1
ELIZABETH ANNE THIELE Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology with Special Qualifications in Child Neurology MA 6
ERIC DAVID MARSH Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology with Special Qualifications in Child Neurology PA 7
ERIC KOSSOFF Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology MD 1
ETHAN BUDD RUSSO Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology WA 1
GREGORY BURKHART Allopathic & Osteopathic Physicians|Preventive Medicine|Public Health & General Preventive Medicine VA 23
JACQUELINE A FRENCH Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology NY 1
JEFFREY L NEUL Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology with Special Qualifications in Child Neurology TN 29
JOHN MCPARTLAND Allopathic & Osteopathic Physicians|Family Medicine VT 25
KEVIN P HILL Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Addiction Psychiatry MA 1
LON S SCHNEIDER Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Psychiatry CA 4
MARK WALLACE Allopathic & Osteopathic Physicians|Anesthesiology|Pain Medicine CA 1
PAUL B WATKINS Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology NC 2
PETER T HEYDEMANN Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology with Special Qualifications in Child Neurology IL 6
RICHARD H HAAS Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology with Special Qualifications in Child Neurology CA 6
ROBIN C RYTHER Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Epilepsy MO 6
ROY FREEMAN Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology MA 2
SHANNON M STANDRIDGE Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology with Special Qualifications in Child Neurology OH 7
STEVEN C KIRSHBLUM Allopathic & Osteopathic Physicians|Physical Medicine & Rehabilitation NJ 1
THOMAS EDWARD YOUNG Allopathic & Osteopathic Physicians|Pediatrics|Neonatal-Perinatal Medicine NC 14
THOMAS PETER LAUGHREN Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Psychiatry MD 3
TIMOTHY F CLOUGHESY Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology CA 1
TRAN BETTY THAI TRAN Allopathic & Osteopathic Physicians|Internal Medicine|Pulmonary Disease IL 7
WALTER E KAUFMANN Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurodevelopmental Disabilities MD 3